{"id":958,"date":"2025-04-21T21:27:27","date_gmt":"2025-04-21T13:27:27","guid":{"rendered":"https:\/\/eve2333.top\/?p=958"},"modified":"2025-04-21T21:27:27","modified_gmt":"2025-04-21T13:27:27","slug":"mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e5%85%a5%e9%97%a8%e5%88%b0%e5%a4%a7%e8%9b%87%e5%b0%9a%e7%a1%85%e8%b0%b7%e5%ae%8b%e7%ba%a2%e5%ba%b7%e8%80%81%e5%b8%88%e7%ac%94%e8%ae%b0-%e9%ab%98%e7%ba%a7%e7%af%87-p-19","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=958","title":{"rendered":"MySQL\u6570\u636e\u5e93\u5165\u95e8\u5230\u5927\u86c7\u5c1a\u7845\u8c37\u5b8b\u7ea2\u5eb7\u8001\u5e08\u7b14\u8bb0 \u9ad8\u7ea7\u7bc7 part19"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"\u7b2c19\u7ae0-\u6570\u636e\u5e93\u5907\u4efd\u4e0e\u6062\u590d\">\u7b2c19\u7ae0 \u6570\u636e\u5e93\u5907\u4efd\u4e0e\u6062\u590d<\/h1>\n\n\n\n<p>\u5728\u4efb\u4f55\u6570\u636e\u5e93\u73af\u5883\u4e2d\uff0c\u603b\u4f1a\u6709<code>\u4e0d\u786e\u5b9a\u7684\u610f\u5916\u60c5\u51b5<\/code>\u53d1\u751f\uff0c\u6bd4\u5982\u4f8b\u5916\u7684\u505c\u7535\u3001\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u7684\u5404\u79cd\u8f6f\u786c\u4ef6\u6545<br>\u969c\u3001\u4eba\u4e3a\u7834\u574f\u3001\u7ba1\u7406\u5458\u8bef\u64cd\u4f5c\u7b49\u662f\u4e0d\u53ef\u907f\u514d\u7684\uff0c\u8fd9\u4e9b\u60c5\u51b5\u53ef\u80fd\u4f1a\u5bfc\u81f4<code>\u6570\u636e\u7684\u4e22\u5931<\/code>\u3001<code>\u670d\u52a1\u5668\u762b\u75ea<\/code>\u7b49\u4e25\u91cd\u7684<br>\u540e\u679c\u3002\u5b58\u5728\u591a\u4e2a\u670d\u52a1\u5668\u65f6\uff0c\u4f1a\u51fa\u73b0\u4e3b\u4ece\u670d\u52a1\u5668\u4e4b\u95f4\u7684<code>\u6570\u636e\u540c\u6b65\u95ee\u9898<\/code>\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u6709\u6548\u9632\u6b62\u6570\u636e\u4e22\u5931\uff0c\u5e76\u5c06\u635f\u5931\u964d\u5230\u6700\u4f4e\uff0c\u5e94<code>\u5b9a\u671f<\/code>\u5bf9MySQL\u6570\u636e\u5e93\u670d\u52a1\u5668\u505a<code>\u5907\u4efd<\/code>\u3002\u5982\u679c\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u4e22\u5931\u6216\u8005\u51fa\u73b0\u9519\u8bef\uff0c\u53ef\u4ee5\u4f7f\u7528\u5907\u4efd\u7684\u6570\u636e<code>\u8fdb\u884c\u6062\u590d<\/code>\u3002\u4e3b\u4ece\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u590d\u5236\u529f\u80fd\u5b9e\u73b0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-\u7269\u7406\u5907\u4efd\u4e0e\u903b\u8f91\u5907\u4efd\">1. \u7269\u7406\u5907\u4efd\u4e0e\u903b\u8f91\u5907\u4efd<\/h2>\n\n\n\n<p><strong>\u7269\u7406\u5907\u4efd<\/strong>\uff1a\u5907\u4efd\u6570\u636e\u6587\u4ef6\uff0c\u8f6c\u50a8\u6570\u636e\u5e93\u7269\u7406\u6587\u4ef6\u5230\u67d0\u4e00\u76ee\u5f55\u3002\u7269\u7406\u5907\u4efd\u6062\u590d\u901f\u5ea6\u6bd4\u8f83\u5feb\uff0c\u4f46\u5360\u7528\u7a7a\u95f4\u6bd4\u8f83\u5927\uff0cMySQL\u4e2d\u53ef\u4ee5\u7528<code>xtrabackup<\/code>\u5de5\u5177\u6765\u8fdb\u884c\u7269\u7406\u5907\u4efd\u3002<\/p>\n\n\n\n<p><strong>\u903b\u8f91\u5907\u4efd<\/strong>\uff1a\u5bf9\u6570\u636e\u5e93\u5bf9\u8c61\u5229\u7528\u5de5\u5177\u8fdb\u884c\u5bfc\u51fa\u5de5\u4f5c\uff0c\u6c47\u603b\u5165\u5907\u4efd\u6587\u4ef6\u5185\u3002\u903b\u8f91\u5907\u4efd\u6062\u590d\u901f\u5ea6\u6162\uff0c\u4f46\u5360\u7528\u7a7a\u95f4\u5c0f\uff0c\u66f4\u7075\u6d3b\u3002MySQL\u4e2d\u5e38\u7528\u7684\u903b\u8f91\u5907\u4efd\u5de5\u5177\u4e3a<code>mysqldump<\/code>\u3002\u903b\u8f91\u5907\u4efd\u5c31\u662f<code>\u5907\u4efdsql\u8bed\u53e5<\/code>\uff0c\u5728\u6062\u590d\u7684\u65f6\u5019\u6267\u884c\u5907\u4efd\u7684sql\u8bed\u53e5\u5b9e\u73b0\u6570\u636e\u5e93\u6570\u636e\u7684\u91cd\u73b0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-mysqldump\u5b9e\u73b0\u903b\u8f91\u5907\u4efd\">2. mysqldump\u5b9e\u73b0\u903b\u8f91\u5907\u4efd<\/h2>\n\n\n\n<p>mysqldump\u662fMySQL\u63d0\u4f9b\u7684\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u6570\u636e\u5e93\u5907\u4efd\u5de5\u5177\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"20-\u51c6\u5907\u6570\u636e\">2.0 \u51c6\u5907\u6570\u636e<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>CREATE DATABASE dbtest_backup;\nUSE dbtest_backup;\n\nCREATE TABLE `class` (\n    `id` INT NOT NULL AUTO_INCREMENT,\n    `className` VARCHAR(30) DEFAULT NULL,\n    PRIMARY KEY (`id`)\n) ENGINE=INNODB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4;\n\ninsert into class(className) values('1\u73ed');\ninsert into class(className) values('2\u73ed');\ninsert into class(className) values('3\u73ed');\n\nCREATE TABLE `student` (\n    `studentno` int NOT NULL AUTO_INCREMENT,\n    `name` varchar(20) DEFAULT NULL,\n    `class` int DEFAULT NULL,\n    PRIMARY KEY (`studentno`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;\n\ninsert into student(name,class) values('\u5f20\u4e09',1);\ninsert into student(name,class) values('\u674e\u56db',2);\ninsert into student(name,class) values('\u738b\u4e94',3);\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"21-\u5907\u4efd\u4e00\u4e2a\u6570\u636e\u5e93\">2.1 \u5907\u4efd\u4e00\u4e2a\u6570\u636e\u5e93<\/h3>\n\n\n\n<p>mysqldump\u547d\u4ee4\u6267\u884c\u65f6\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u5e93\u5907\u4efd\u6210\u4e00\u4e2a<code>\u6587\u672c\u6587\u4ef6<\/code>\uff0c\u8be5\u6587\u4ef6\u4e2d\u5b9e\u9645\u4e0a\u5305\u542b\u591a\u4e2a&nbsp;<code>CREATE<\/code>&nbsp;\u548c&nbsp;<code>INSERT<\/code>&nbsp;\u8bed\u53e5\uff0c\u4f7f\u7528\u8fd9\u4e9b\u8bed\u53e5\u53ef\u4ee5\u91cd\u65b0\u521b\u5efa\u8868\u548c\u63d2\u5165\u6570\u636e\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u67e5\u51fa\u9700\u8981\u5907\u4efd\u7684\u8868\u7684\u7ed3\u6784\uff0c\u5728\u6587\u672c\u6587\u4ef6\u4e2d\u751f\u6210\u4e00\u4e2aCREATE\u8bed\u53e5\u3002<\/li>\n\n\n\n<li>\u5c06\u8868\u4e2d\u7684\u6240\u6709\u8bb0\u5f55\u8f6c\u6362\u6210\u4e00\u6761INSERT\u8bed\u53e5\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u57fa\u672c\u8bed\u6cd5\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump \u2013u \u7528\u6237\u540d\u79f0 \u2013h \u4e3b\u673a\u540d\u79f0 \u2013p\u5bc6\u7801 \u5f85\u5907\u4efd\u7684\u6570\u636e\u5e93\u540d\u79f0&#91;tbname, &#91;tbname...]]> \u5907\u4efd\u6587\u4ef6\u540d \u79f0.sql<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u8bf4\u660e\uff1a<\/p>\n\n\n\n<p>\u5907\u4efd\u7684\u6587\u4ef6\u5e76\u975e\u4e00\u5b9a\u8981\u6c42\u540e\u7f00\u540d\u4e3a.sql\uff0c\u4f8b\u5982\u540e\u7f00\u540d\u4e3a.txt\u7684\u6587\u4ef6\u4e5f\u662f\u53ef\u4ee5\u7684\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u4f7f\u7528root\u7528\u6237\u5907\u4efddbtest_backup\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p dbtest_backup&gt;dbtest_backup.sql #\u5907\u4efd\u6587\u4ef6\u5b58\u50a8\u5728\u5f53\u524d\u76ee\u5f55\u4e0b\nmysqldump -uroot -p dbtest_backup &gt; \/var\/lib\/mysql\/dbtest_backup.sql\n<\/code><\/pre>\n\n\n\n<p><strong>\u5907\u4efd\u6587\u4ef6\u5256\u6790\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>-- MySQL dump 10.13  Distrib 8.4.3, for Linux (x86_64)\n--\n-- Host: localhost    Database: dbtest_backup\n-- ------------------------------------------------------\n-- Server version\t8.4.3\n\n\/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT *\/;\n\/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS *\/;\n\/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION *\/;\n\/*!50503 SET NAMES utf8mb4 *\/;\n\/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE *\/;\n\/*!40103 SET TIME_ZONE='+00:00' *\/;\n\/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 *\/;\n\/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 *\/;\n\/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' *\/;\n\/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 *\/;\n\n--\n-- Table structure for table `class`\n--\n\nDROP TABLE IF EXISTS `class`;\n\/*!40101 SET @saved_cs_client     = @@character_set_client *\/;\n\/*!50503 SET character_set_client = utf8mb4 *\/;\nCREATE TABLE `class` (\n  `id` int NOT NULL AUTO_INCREMENT,\n  `className` varchar(30) DEFAULT NULL,\n  PRIMARY KEY (`id`)\n) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;\n\/*!40101 SET character_set_client = @saved_cs_client *\/;\n\n--\n-- Dumping data for table `class`\n--\n\nLOCK TABLES `class` WRITE;\n\/*!40000 ALTER TABLE `class` DISABLE KEYS *\/;\nINSERT INTO `class` VALUES (1,'1\u73ed'),(2,'2\u73ed'),(3,'3\u73ed');\n\/*!40000 ALTER TABLE `class` ENABLE KEYS *\/;\nUNLOCK TABLES;\n\n--\n-- Table structure for table `student`\n--\n\nDROP TABLE IF EXISTS `student`;\n\/*!40101 SET @saved_cs_client     = @@character_set_client *\/;\n\/*!50503 SET character_set_client = utf8mb4 *\/;\nCREATE TABLE `student` (\n  `studentno` int NOT NULL AUTO_INCREMENT,\n  `name` varchar(20) DEFAULT NULL,\n  `class` int DEFAULT NULL,\n  PRIMARY KEY (`studentno`)\n) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;\n\/*!40101 SET character_set_client = @saved_cs_client *\/;\n\n--\n-- Dumping data for table `student`\n--\n\nLOCK TABLES `student` WRITE;\n\/*!40000 ALTER TABLE `student` DISABLE KEYS *\/;\nINSERT INTO `student` VALUES (1,'\u5f20\u4e09',1),(2,'\u674e\u56db',2),(3,'\u738b\u4e94',3);\n\/*!40000 ALTER TABLE `student` ENABLE KEYS *\/;\nUNLOCK TABLES;\n\/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE *\/;\n\n\/*!40101 SET SQL_MODE=@OLD_SQL_MODE *\/;\n\/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS *\/;\n\/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS *\/;\n\/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT *\/;\n\/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS *\/;\n\/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION *\/;\n\/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES *\/;\n\n-- Dump completed on 2024-12-07  8:34:05\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>--<\/code>\u5f00\u5934\u7684\u90fd\u662fSQL\u8bed\u53e5\u7684\u6ce8\u91ca\uff1b<\/li>\n\n\n\n<li>\u4ee5\u00a0<code>\/*\uff01<\/code>\u00a0\u5f00\u5934\u3001<code>*\/<\/code>\u00a0\u7ed3\u5c3e\u7684\u8bed\u53e5\u4e3a\u53ef\u6267\u884c\u7684MySQL\u6ce8\u91ca\uff0c\u8fd9\u4e9b\u8bed\u53e5\u53ef\u4ee5\u88abMySQL\u6267\u884c\uff0c\u4f46\u5728\u5176\u4ed6\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u4e2d\u88ab\u4f5c\u4e3a\u6ce8\u91ca\u5ffd\u7565\uff0c\u8fd9\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u5e93\u7684\u53ef\u79fb\u690d\u6027\uff1b<\/li>\n\n\n\n<li>\u6587\u4ef6\u5f00\u5934\u6307\u660e\u4e86\u5907\u4efd\u6587\u4ef6\u4f7f\u7528\u7684MySQLdump\u5de5\u5177\u7684\u7248\u672c\u53f7\uff1b\u63a5\u4e0b\u6765\u662f\u5907\u4efd\u8d26\u6237\u7684\u540d\u79f0\u548c\u4e3b\u673a\u4fe1\u606f\uff0c\u4ee5\u53ca\u5907\u4efd\u7684\u6570\u636e\u5e93\u7684\u540d\u79f0\uff1b\u6700\u540e\u662fMySQL\u670d\u52a1\u5668\u7684\u7248\u672c\u53f7\uff0c\u5728\u8fd9\u91cc\u4e3a8.4.3\u3002<\/li>\n\n\n\n<li>\u5907\u4efd\u6587\u4ef6\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u662f\u4e00\u4e9bSET\u8bed\u53e5\uff0c\u8fd9\u4e9b\u8bed\u53e5\u5c06\u4e00\u4e9b\u7cfb\u7edf\u53d8\u91cf\u503c\u8d4b\u7ed9\u7528\u6237\u5b9a\u4e49\u53d8\u91cf\uff0c\u4ee5\u786e\u4fdd\u88ab\u6062\u590d\u7684\u6570\u636e\u5e93\u7684\u7cfb\u7edf\u53d8\u91cf\u548c\u539f\u6765\u5907\u4efd\u65f6\u7684\u53d8\u91cf\u76f8\u540c\uff0c\u4f8b\u5982\uff1a <code># \u8be5SET\u8bed\u53e5\u5c06\u5f53\u524d\u7cfb\u7edf\u53d8\u91cfcharacter_set_client\u7684\u503c\u8d4b\u7ed9\u7528\u6237\u5b9a\u4e49\u53d8\u91cf@old_character_set_client\uff0c\u5176\u4ed6\u53d8\u91cf\u4e0e\u6b64\u7c7b\u4f3c\u3002 \/*!40101SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT*\/; <\/code><img loading=\"lazy\" decoding=\"async\" height=\"15\" width=\"15\" src=\"blob:https:\/\/eve2333.top\/d7a93c34-a3c2-473e-aab7-bb9912e9b545\"><\/li>\n\n\n\n<li>\u5907\u4efd\u6587\u4ef6\u7684\u6700\u540e\u51e0\u884cMySQL\u4f7f\u7528SET\u8bed\u53e5\u6062\u590d\u670d\u52a1\u5668\u7cfb\u7edf\u53d8\u91cf\u539f\u6765\u7684\u503c\uff0c\u4f8b\u5982\uff1a <code># \u8be5\u8bed\u53e5\u5c06\u7528\u6237\u5b9a\u4e49\u7684\u53d8\u91cf@old_character_set_client\u4e2d\u4fdd\u5b58\u7684\u503c\u8d4b\u7ed9\u5b9e\u9645\u7684\u7cfb\u7edf\u53d8\u91cfcharacter_set_client\u3002 \/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT *\/; <\/code><img loading=\"lazy\" decoding=\"async\" height=\"15\" width=\"15\" src=\"blob:https:\/\/eve2333.top\/7cd8a2f6-3b4d-484f-9e47-b4bf6beddaea\"><\/li>\n\n\n\n<li>\u540e\u9762\u7684DROP\u8bed\u53e5\u3001CREATE\u8bed\u53e5\u548cINSERT\u8bed\u53e5\u90fd\u662f\u8fd8\u539f\u65f6\u4f7f\u7528\u7684\u3002\u4f8b\u5982\uff0c<code>DROP TABLE IF EXISTS student<\/code>\u00a0\u8bed\u53e5\u7528\u6765\u5224\u65ad\u6570\u636e\u5e93\u4e2d\u662f\u5426\u8fd8\u6709\u540d\u4e3astudent\u7684\u8868\uff0c\u5982\u679c\u5b58\u5728\uff0c\u5c31\u5220\u9664\u8fd9\u4e2a\u8868\uff1bCREATE\u8bed\u53e5\u7528\u6765\u521b\u5efastudent\u7684\u8868\uff1bINSERT\u8bed\u53e5\u7528\u6765\u8fd8\u539f\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5907\u4efd\u6587\u4ef6\u5f00\u59cb\u7684\u4e00\u4e9b\u8bed\u53e5\u4ee5\u6570\u5b57\u5f00\u5934\u3002\u8fd9\u4e9b\u6570\u5b57\u4ee3\u8868\u4e86MySQL\u7248\u672c\u53f7\uff0c\u544a\u8bc9\u6211\u4eec\u8fd9\u4e9b\u8bed\u53e5\u53ea\u6709\u5728\u5236\u5b9a\u7684MySQL\u7248\u672c\u6216\u8005\u6bd4\u8be5\u7248\u672c\u9ad8\u7684\u60c5\u51b5\u4e0b\u624d\u80fd\u6267\u884c\u3002\u4f8b\u5982\uff0c40101\u8868\u660e\u8fd9\u4e9b\u8bed\u53e5\u53ea\u6709\u5728MySQL\u7248\u672c\u53f7\u4e3a4.01.01\u6216\u8005\u66f4\u9ad8\u7684\u6761\u4ef6\u4e0b\u624d\u53ef\u4ee5\u88ab\u6267\u884c\u3002\u6587\u4ef6\u7684\u6700\u540e\u8bb0\u5f55\u4e86\u5907\u4efd\u7684\u65f6\u95f4\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"22-\u5907\u4efd\u5168\u90e8\u6570\u636e\u5e93\">2.2 \u5907\u4efd\u5168\u90e8\u6570\u636e\u5e93<\/h3>\n\n\n\n<p>\u82e5\u60f3\u7528mysqldump\u5907\u4efd\u6574\u4e2a\u5b9e\u4f8b\uff0c\u53ef\u4ee5\u4f7f\u7528<code>--all-databases<\/code>\u6216<code>-A<\/code>\u53c2\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -pxxxxxx --all-databases &gt; all_database.sql \nmysqldump -uroot -pxxxxxx -A &gt; all_database.sql\n<\/code><\/pre>\n\n\n\n<p>\u5907\u4efd\u9664\u4e86\u7cfb\u7edf\u5e93\u4ee5\u5916\u7684\u6240\u6709\u5e93<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -pxxxxxx --databases $(mysql -uroot -pxxxxxx -N -e \"SHOW DATABASES WHERE \\`Database\\` NOT IN ('information_schema', 'performance_schema', 'mysql', 'sys')\") &gt; user_database.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"23-\u5907\u4efd\u90e8\u5206\u6570\u636e\u5e93\">2.3 \u5907\u4efd\u90e8\u5206\u6570\u636e\u5e93<\/h3>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>--databases<\/code>&nbsp;\u6216&nbsp;<code>-B<\/code>&nbsp;\u53c2\u6570\uff0c\u8be5\u53c2\u6570\u540e\u9762\u8ddf\u6570\u636e\u5e93\u540d\u79f0\uff0c\u591a\u4e2a\u6570\u636e\u5e93\u95f4\u7528\u7a7a\u683c\u9694\u5f00\u3002\u5982\u679c\u6307\u5b9a<br>databases\u53c2\u6570\uff0c\u5907\u4efd\u6587\u4ef6\u4e2d\u4f1a\u5b58\u5728\u521b\u5efa\u6570\u636e\u5e93\u7684\u8bed\u53e5\uff0c\u5982\u679c\u4e0d\u6307\u5b9a\u53c2\u6570\uff0c\u5219\u4e0d\u5b58\u5728\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump \u2013u user \u2013h host \u2013p --databases &#91;\u6570\u636e\u5e93\u7684\u540d\u79f01 &#91;\u6570\u636e\u5e93\u7684\u540d\u79f02...]] &gt; \u5907\u4efd\u6587\u4ef6\u540d \u79f0.sql\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p --databases atguigu atguigu2 &gt; two_database.sql\nmysqldump -uroot -p -B atguigu atguigu2 &gt; two_database.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"24-\u5907\u4efd\u90e8\u5206\u8868\">2.4 \u5907\u4efd\u90e8\u5206\u8868<\/h3>\n\n\n\n<p>\u6bd4\u5982\uff0c\u5728\u8868\u53d8\u66f4\u524d\u505a\u4e2a\u5907\u4efd\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump \u2013u user \u2013h host \u2013p \u6570\u636e\u5e93\u7684\u540d\u79f0 &#91;\u8868\u540d1 &#91;\u8868\u540d2...]] &gt; \u5907\u4efd\u6587\u4ef6\u540d\u79f0.sql\n<\/code><\/pre>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5907\u4efddbtest_backup\u6570\u636e\u5e93\u4e0b\u7684class\u8868<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p  dbtest_backup class &gt; class.sql\n# \u5907\u4efd\u591a\u5f20\u8868\nmysqldump -uroot -p  dbtest_backup class student &gt; 2_tables_bak.sql\n<\/code><\/pre>\n\n\n\n<p>\u5907\u4efd\u8868\u7684\u5907\u4efd\u6587\u4ef6\u4e0d\u5b58\u5728\u6570\u636e\u5e93\u7684\u5220\u9664\u548c\u521b\u5efa\u8bed\u53e5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"25-\u5907\u4efd\u5355\u8868\u7684\u90e8\u5206\u6570\u636e\">2.5 \u5907\u4efd\u5355\u8868\u7684\u90e8\u5206\u6570\u636e<\/h3>\n\n\n\n<p>\u6709\u4e9b\u65f6\u5019\u4e00\u5f20\u8868\u7684\u6570\u636e\u91cf\u5f88\u5927\uff0c\u6211\u4eec\u53ea\u9700\u8981\u90e8\u5206\u6570\u636e\u3002\u8fd9\u65f6\u5c31\u53ef\u4ee5\u4f7f\u7528<code>--where<\/code>\u9009\u9879\u3002where\u540e\u9762\u9644\u5e26\u9700\u8981\u6ee1\u8db3\u7684\u6761\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p dbtest_backup class --where=\"id &lt;= 3 \" &gt; dbtest_backup_part_id3_low_bak.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"26-\u6392\u9664\u67d0\u4e9b\u8868\u7684\u5907\u4efd\">2.6 \u6392\u9664\u67d0\u4e9b\u8868\u7684\u5907\u4efd<\/h3>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u60f3\u5907\u4efd\u67d0\u4e2a\u5e93\uff0c\u4f46\u662f\u67d0\u4e9b\u8868\u6570\u636e\u91cf\u5f88\u5927\u6216\u8005\u4e0e\u4e1a\u52a1\u5173\u8054\u4e0d\u5927\uff0c\u8fd9\u4e2a\u65f6\u5019\u53ef\u4ee5\u8003\u8651\u6392\u9664\u6389\u8fd9\u4e9b\u8868\uff0c\u540c\u6837\u7684\uff0c\u9009\u9879&nbsp;<code>--ignore-table<\/code>&nbsp;\u53ef\u4ee5\u5b8c\u6210\u8fd9\u4e2a\u529f\u80fd\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p dbtest_backup --ignore-table=dbtest_backup.student &gt; no_stu_bak.sql\n<\/code><\/pre>\n\n\n\n<p>\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u5224\u65ad\u5907\u4efd\u6587\u4ef6\u4e2d\u6ca1\u6709student\u8868\u7ed3\u6784<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>grep \"student\" no_stu_bak.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"27-\u53ea\u5907\u4efd\u7ed3\u6784\u6216\u53ea\u5907\u4efd\u6570\u636e\">2.7 \u53ea\u5907\u4efd\u7ed3\u6784\u6216\u53ea\u5907\u4efd\u6570\u636e<\/h3>\n\n\n\n<p>\u53ea\u5907\u4efd\u7ed3\u6784\u7684\u8bdd\u53ef\u4ee5\u4f7f\u7528<code>--no-data<\/code>\u7b80\u5199\u4e3a<code>-d<\/code>\u9009\u9879\uff1b<\/p>\n\n\n\n<p>\u53ea\u5907\u4efd\u6570\u636e\u53ef\u4ee5\u4f7f\u7528<code>--no-create-info<\/code>\u7b80\u5199\u4e3a<code>-t<\/code>\u9009\u9879\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ea\u5907\u4efd\u7ed3\u6784<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p dbtest_backup --no-data &gt; dbtest_backup_no_data_bak.sql\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># \u4f7f\u7528grep\u547d\u4ee4\uff0c\u6ca1\u6709\u627e\u5230insert\u76f8\u5173\u8bed\u53e5\uff0c\u8868\u793a\u6ca1\u6709\u6570\u636e\u5907\u4efd\u3002\ngrep \"INSERT\" dbtest_backup_no_data_bak.sql\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ea\u5907\u4efd\u6570\u636e<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p dbtest_backup --no-create-info &gt; dbtest_backup_no_create_info_bak.sql\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># \u4f7f\u7528grep\u547d\u4ee4\uff0c\u6ca1\u6709\u627e\u5230create\u76f8\u5173\u8bed\u53e5\uff0c\u8868\u793a\u6ca1\u6709\u6570\u636e\u7ed3\u6784\u3002\ngrep \"CREATE\" dbtest_backup_no_create_info_bak.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"28-\u5907\u4efd\u4e2d\u5305\u542b\u5b58\u50a8\u8fc7\u7a0b-\u51fd\u6570-\u4e8b\u4ef6\">2.8 \u5907\u4efd\u4e2d\u5305\u542b\u5b58\u50a8\u8fc7\u7a0b\u3001\u51fd\u6570\u3001\u4e8b\u4ef6<\/h3>\n\n\n\n<p>mysqldump\u5907\u4efd\u9ed8\u8ba4\u662f\u4e0d\u5305\u542b\u5b58\u50a8\u8fc7\u7a0b\uff0c\u81ea\u5b9a\u4e49\u51fd\u6570\u53ca\u4e8b\u4ef6\u7684\u3002\u53ef\u4ee5\u4f7f\u7528<code>--routines<\/code>\u6216<code>-R<\/code>\u9009\u9879\u6765\u5907\u4efd\u5b58\u50a8\u8fc7\u7a0b\u53ca\u51fd\u6570\uff0c\u4f7f\u7528<code>--events<\/code>\u6216<code>-E<\/code>\u53c2\u6570\u6765\u5907\u4efd\u4e8b\u4ef6\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5907\u4efd\u6574\u4e2adbtest_backup\u5e93\uff0c\u5305\u542b\u5b58\u50a8\u8fc7\u7a0b\u53ca\u4e8b\u4ef6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u4e0b\u9762\u7684SQL\u53ef\u4ee5\u67e5\u770b\u5f53\u524d\u5e93\u6709\u54ea\u4e9b\u5b58\u50a8\u8fc7\u7a0b\u6216\u8005\u51fd\u6570<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>SELECT SPECIFIC_NAME,ROUTINE_TYPE,ROUTINE_SCHEMA\nFROM information_schema.Routines \nWHERE ROUTINE_SCHEMA=\"dbtest_backup\";\n+---------------+--------------+----------------+\n| SPECIFIC_NAME | ROUTINE_TYPE | ROUTINE_SCHEMA |\n+---------------+--------------+----------------+\n| rand_string   | FUNCTION     | dbtest_backup  |\n| insert_s1     | PROCEDURE    | dbtest_backup  |\n+---------------+--------------+----------------+\n<\/code><\/pre>\n\n\n\n<p>\u4e0b\u9762\u5907\u4efddbtest_backup\u5e93\u7684\u6570\u636e\uff0c\u51fd\u6570\u4ee5\u53ca\u5b58\u50a8\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p -R -E --databases dbtest_backup &gt; fun_dbtest_backup_bak.sql\n<\/code><\/pre>\n\n\n\n<p>\u67e5\u8be2\u5907\u4efd\u6587\u4ef6\u4e2d\u662f\u5426\u5b58\u5728\u51fd\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>grep -C 5 \"rand_string\" fun_dbtest_backup_bak.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"29-mysqldump\u5e38\u7528\u9009\u9879\">2.9 mysqldump\u5e38\u7528\u9009\u9879<\/h3>\n\n\n\n<p>\u8fd0\u884c\u5e2e\u52a9\u547d\u4ee4&nbsp;<code>mysqldump --help<\/code>&nbsp;\uff0c\u53ef\u4ee5\u83b7\u5f97\u7279\u5b9a\u7248\u672c\u7684\u5b8c\u6574\u9009\u9879\u5217\u8868\u3002<\/p>\n\n\n\n<p>mysqldump\u5176\u4ed6\u5e38\u7528\u9009\u9879\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>--add-drop-database\uff1a\u5728\u6bcf\u4e2aCREATE DATABASE\u8bed\u53e5\u524d\u6dfb\u52a0DROP DATABASE\u8bed\u53e5\u3002\n\n--add-drop-tables\uff1a\u5728\u6bcf\u4e2aCREATE TABLE\u8bed\u53e5\u524d\u6dfb\u52a0DROP TABLE\u8bed\u53e5\u3002\n\n--add-locking\uff1a\u7528LOCK TABLES\u548cUNLOCK TABLES\u8bed\u53e5\u5f15\u7528\u6bcf\u4e2a\u8868\u8f6c\u50a8\u3002\u91cd\u8f7d\u8f6c\u50a8\u6587\u4ef6\u65f6\u63d2\u5165\u5f97\u66f4\u5feb\u3002\n\n--all-database,-A\uff1a\u8f6c\u50a8\u6240\u6709\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u8868\u3002\u4e0e\u4f7f\u7528--database\u9009\u9879\u76f8\u540c\uff0c\u5728\u547d\u4ee4\u884c\u4e2d\u547d\u540d\u6240\n\u6709\u6570\u636e\u5e93\u3002\n\n--comment&#91;=0|1]\uff1a\u5982\u679c\u8bbe\u7f6e\u4e3a0\uff0c\u7981\u6b62\u8f6c\u50a8\u6587\u4ef6\u4e2d\u7684\u5176\u4ed6\u4fe1\u606f\uff0c\u4f8b\u5982\u7a0b\u5e8f\u7248\u672c\u3001\u670d\u52a1\u5668\u7248\u672c\u548c\u4e3b\u673a\u3002\n\n--skip-comments\u4e0e--comments=0\u7684\u7ed3\u679c\u76f8\u540c\u3002\u9ed8\u8ba4\u503c\u4e3a1\uff0c\u5373\u5305\u62ec\u989d\u5916\u4fe1\u606f\u3002\n\n--compact\uff1a\u4ea7\u751f\u5c11\u91cf\u8f93\u51fa\u3002\u8be5\u9009\u9879\u7981\u7528\u6ce8\u91ca\u5e76\u542f\u7528--skip-add-drop-tables\u3001--no-setnames\n\u3001--skip-disable-keys\u548c--skip-add-locking\u9009\u9879\u3002\n\n--compatible=name\uff1a\u4ea7\u751f\u4e0e\u5176\u4ed6\u6570\u636e\u5e93\u7cfb\u7edf\u6216\u65e7\u7684MySQL\u670d\u52a1\u5668\u66f4\u517c\u5bb9\u7684\u8f93\u51fa\uff0c\u503c\u53ef\u4ee5\u4e3aansi\u3001MySQL323\u3001MySQL40\u3001postgresql\u3001oracle\u3001mssql\u3001db2\u3001maxdb\u3001no_key_options\u3001no_table_options\u6216\u8005no_field_options\u3002\n\n--complete_insert,-c\uff1a\u4f7f\u7528\u5305\u62ec\u5217\u540d\u7684\u5b8c\u6574\u7684INSERT\u8bed\u53e5\u3002\n\n--debug&#91;=debug_options],-#&#91;debug_options]\uff1a\u5199\u8c03\u8bd5\u65e5\u5fd7\u3002\n\n--delete\uff0c-D\uff1a\u5bfc\u5165\u6587\u672c\u6587\u4ef6\u524d\u6e05\u7a7a\u8868\u3002\n\n--default-character-set=charset\uff1a\u4f7f\u7528charsets\u9ed8\u8ba4\u5b57\u7b26\u96c6\u3002\u5982\u679c\u6ca1\u6709\u6307\u5b9a\uff0c\u5c31\u4f7f\u7528utf8\u3002\n\n--delete--master-logs\uff1a\u5728\u4e3b\u590d\u5236\u670d\u52a1\u5668\u4e0a\uff0c\u5b8c\u6210\u8f6c\u50a8\u64cd\u4f5c\u540e\u5220\u9664\u4e8c\u8fdb\u5236\u65e5\u5fd7\u3002\u8be5\u9009\u9879\u81ea\u52a8\u542f\u7528-master-data\u3002\n\n--extended-insert\uff0c-e\uff1a\u4f7f\u7528\u5305\u62ec\u51e0\u4e2aVALUES\u5217\u8868\u7684\u591a\u884cINSERT\u8bed\u6cd5\u3002\u8fd9\u6837\u4f7f\u5f97\u8f6c\u50a8\u6587\u4ef6\u66f4\u5c0f\uff0c\u91cd\u8f7d\u6587\u4ef6\u65f6\u53ef\u4ee5\u52a0\u901f\u63d2\u5165\u3002\n\n--flush-logs\uff0c-F\uff1a\u5f00\u59cb\u8f6c\u50a8\u524d\u5237\u65b0MySQL\u670d\u52a1\u5668\u65e5\u5fd7\u6587\u4ef6\u3002\u8be5\u9009\u9879\u8981\u6c42RELOAD\u6743\u9650\u3002\n\n--force\uff0c-f\uff1a\u5728\u8868\u8f6c\u50a8\u8fc7\u7a0b\u4e2d\uff0c\u5373\u4f7f\u51fa\u73b0SQL\u9519\u8bef\u4e5f\u7ee7\u7eed\u3002\n\n--lock-all-tables\uff0c-x\uff1a\u5bf9\u6240\u6709\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u8868\u52a0\u9501\u3002\u5728\u6574\u4f53\u8f6c\u50a8\u8fc7\u7a0b\u4e2d\u901a\u8fc7\u5168\u5c40\u9501\u5b9a\u6765\u5b9e\u73b0\u3002\n\u8be5\u9009\u9879\u81ea\u52a8\u5173\u95ed--single-transaction\u548c--lock-tables\u3002\n\n--lock-tables\uff0c-l\uff1a\u5f00\u59cb\u8f6c\u50a8\u524d\u9501\u5b9a\u6240\u6709\u8868\u3002\u7528READ LOCAL\u9501\u5b9a\u8868\u4ee5\u5141\u8bb8\u5e76\u884c\u63d2\u5165MyISAM\u8868\u3002\u5bf9\n\u4e8e\u4e8b\u52a1\u8868\uff08\u4f8b\u5982InnoDB\u548cBDB\uff09\uff0c--single-transaction\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u9009\u9879\uff0c\u56e0\u4e3a\u5b83\u6839\u672c\u4e0d\u9700\u8981\u9501\n\u5b9a\u8868\u3002\n\n--no-create-db\uff0c-n\uff1a\u8be5\u9009\u9879\u7981\u7528CREATE DATABASE \/*!32312 IF NOT EXIST*\/db_name\u8bed\n\u53e5\uff0c\u5982\u679c\u7ed9\u51fa--database\u6216--all-database\u9009\u9879\uff0c\u5c31\u5305\u542b\u5230\u8f93\u51fa\u4e2d\u3002\n\n--no-create-info\uff0c-t\uff1a\u53ea\u5bfc\u51fa\u6570\u636e\uff0c\u800c\u4e0d\u6dfb\u52a0CREATE TABLE\u8bed\u53e5\u3002\n\n--no-data\uff0c-d\uff1a\u4e0d\u5199\u8868\u7684\u4efb\u4f55\u884c\u4fe1\u606f\uff0c\u53ea\u8f6c\u50a8\u8868\u7684\u7ed3\u6784\u3002\n\n--opt\uff1a\u8be5\u9009\u9879\u662f\u901f\u8bb0\uff0c\u5b83\u53ef\u4ee5\u5feb\u901f\u8fdb\u884c\u8f6c\u50a8\u64cd\u4f5c\u5e76\u4ea7\u751f\u4e00\u4e2a\u80fd\u5f88\u5feb\u88c5\u5165MySQL\u670d\u52a1\u5668\u7684\u8f6c\u50a8\u6587\u4ef6\u3002\u8be5\u9009\n\u9879\u9ed8\u8ba4\u5f00\u542f\uff0c\u4f46\u53ef\u4ee5\u7528--skip-opt\u7981\u7528\u3002\n\n--password&#91;=password]\n-p&#91;password]\uff1a\u5f53\u8fde\u63a5\u670d\u52a1\u5668\u65f6\u4f7f\u7528\u7684\u5bc6\u7801\u3002\n\n-port=port_num\uff0c-P port_num\uff1a\u7528\u4e8e\u8fde\u63a5\u7684TCP\/IP\u7aef\u53e3\u53f7\u3002\n\n--protocol={TCP|SOCKET|PIPE|MEMORY}\uff1a\u4f7f\u7528\u7684\u8fde\u63a5\u534f\u8bae\u3002\n\n--replace\uff0c-r \u2013replace\u548c--ignore\uff1a\u63a7\u5236\u66ff\u6362\u6216\u590d\u5236\u552f\u4e00\u952e\u503c\u5df2\u6709\u8bb0\u5f55\u7684\u8f93\u5165\u8bb0\u5f55\u7684\u5904\u7406\u3002\u5982\u679c\n\u6307\u5b9a--replace\uff0c\u65b0\u884c\u66ff\u6362\u6709\u76f8\u540c\u7684\u552f\u4e00\u952e\u503c\u7684\u5df2\u6709\u884c\uff1b\u5982\u679c\u6307\u5b9a--ignore\uff0c\u590d\u5236\u5df2\u6709\u7684\u552f\u4e00\u952e\u503c\u7684\u8f93\n\u5165\u884c\u88ab\u8df3\u8fc7\u3002\u5982\u679c\u4e0d\u6307\u5b9a\u8fd9\u4e24\u4e2a\u9009\u9879\uff0c\u5f53\u53d1\u73b0\u4e00\u4e2a\u590d\u5236\u952e\u503c\u65f6\u4f1a\u51fa\u73b0\u4e00\u4e2a\u9519\u8bef\uff0c\u5e76\u4e14\u5ffd\u89c6\u6587\u672c\u6587\u4ef6\u7684\u5269\u4f59\n\u90e8\u5206\u3002\n\n--silent\uff0c-s\uff1a\u6c89\u9ed8\u6a21\u5f0f\u3002\u53ea\u6709\u51fa\u73b0\u9519\u8bef\u65f6\u624d\u8f93\u51fa\u3002\n\n--socket=path\uff0c-S path\uff1a\u5f53\u8fde\u63a5localhost\u65f6\u4f7f\u7528\u7684\u5957\u63a5\u5b57\u6587\u4ef6\uff08\u4e3a\u9ed8\u8ba4\u4e3b\u673a\uff09\u3002\n\n--user=user_name\uff0c-u user_name\uff1a\u5f53\u8fde\u63a5\u670d\u52a1\u5668\u65f6MySQL\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002\n\n--verbose\uff0c-v\uff1a\u5197\u957f\u6a21\u5f0f\uff0c\u6253\u5370\u51fa\u7a0b\u5e8f\u64cd\u4f5c\u7684\u8be6\u7ec6\u4fe1\u606f\u3002\n\n--xml\uff0c-X\uff1a\u4ea7\u751fXML\u8f93\u51fa\u3002\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u63d0\u793a \u5982\u679c\u8fd0\u884cmysqldump\u6ca1\u6709--quick\u6216--opt\u9009\u9879\uff0cmysqldump\u5728\u8f6c\u50a8\u7ed3\u679c\u524d\u5c06\u6574\u4e2a\u7ed3\u679c\u96c6\u88c5\u5165<br>\u5185\u5b58\u3002\u5982\u679c\u8f6c\u50a8\u5927\u6570\u636e\u5e93\u53ef\u80fd\u4f1a\u51fa\u73b0\u95ee\u9898\uff0c\u8be5\u9009\u9879\u9ed8\u8ba4\u542f\u7528\uff0c\u4f46\u53ef\u4ee5\u7528--skip-opt\u7981\u7528\u3002\u5982\u679c\u4f7f\u7528<br>\u6700\u65b0\u7248\u672c\u7684mysqldump\u7a0b\u5e8f\u5907\u4efd\u6570\u636e\uff0c\u5e76\u7528\u4e8e\u6062\u590d\u5230\u6bd4\u8f83\u65e7\u7248\u672c\u7684MySQL\u670d\u52a1\u5668\u4e2d\uff0c\u5219\u4e0d\u8981\u4f7f\u7528--opt\u6216-e\u9009\u9879\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-mysql\u547d\u4ee4\u6062\u590d\u6570\u636e\">3. mysql\u547d\u4ee4\u6062\u590d\u6570\u636e<\/h2>\n\n\n\n<p>\u4f7f\u7528mysqldump\u547d\u4ee4\u5c06\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u5907\u4efd\u6210\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\u3002\u9700\u8981\u6062\u590d\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>mysql\u547d\u4ee4<\/code>\u6765\u6062\u590d\u5907\u4efd\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p>mysql\u547d\u4ee4\u53ef\u4ee5\u6267\u884c\u5907\u4efd\u6587\u4ef6\u4e2d\u7684<code>CREATE\u8bed\u53e5<\/code>\u548c<code>INSERT\u8bed\u53e5<\/code>\u3002\u901a\u8fc7CREATE\u8bed\u53e5\u6765\u521b\u5efa\u6570\u636e\u5e93\u548c\u8868\u3002\u901a\u8fc7INSERT\u8bed\u53e5\u6765\u63d2\u5165\u5907\u4efd\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u8bed\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql \u2013u root \u2013p &#91;dbname] &lt; backup.sql\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0cdbname\u53c2\u6570\u8868\u793a\u6570\u636e\u5e93\u540d\u79f0\u3002\u8be5\u53c2\u6570\u662f\u53ef\u9009\u53c2\u6570\uff0c\u53ef\u4ee5\u6307\u5b9a\u6570\u636e\u5e93\u540d\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u6307\u5b9a\u3002\u6307\u5b9a\u6570\u636e\u5e93\u540d\u65f6\uff0c\u8868\u793a\u8fd8\u539f\u8be5\u6570\u636e\u5e93\u4e0b\u7684\u8868\u3002\u6b64\u65f6\u9700\u8981\u786e\u4fddMySQL\u670d\u52a1\u5668\u4e2d\u5df2\u7ecf\u521b\u5efa\u4e86\u8be5\u540d\u7684\u6570\u636e\u5e93\u3002\u4e0d\u6307\u5b9a\u6570\u636e\u5e93\u540d\u65f6\uff0c\u8868\u793a\u8fd8\u539f\u6587\u4ef6\u4e2d\u6240\u6709\u7684\u6570\u636e\u5e93\u3002\u6b64\u65f6SQL\u6587\u4ef6\u4e2d\u5305\u542b\u6709CREATE DATABASE\u8bed\u53e5\uff0c\u4e0d\u9700\u8981MySQL\u670d\u52a1\u5668\u4e2d\u5df2\u5b58\u5728\u8fd9\u4e9b\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"31-\u5355\u5e93\u5907\u4efd\u4e2d\u6062\u590d\u5355\u5e93\">3.1 \u5355\u5e93\u5907\u4efd\u4e2d\u6062\u590d\u5355\u5e93<\/h3>\n\n\n\n<p>\u5982\u679c\u5907\u4efd\u6587\u4ef6\u4e2d\u5305\u542b\u4e86\u521b\u5efa\u6570\u636e\u5e93\u7684\u8bed\u53e5\uff0c\u5219\u6062\u590d\u7684\u65f6\u5019\u4e0d\u9700\u8981\u6307\u5b9a\u6570\u636e\u5e93\u540d\u79f0\uff0c\u5426\u5219\u9700\u8981\u6307\u5b9a\u6570\u636e\u5e93\u540d\u79f0<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u5907\u4efd\u6587\u4ef6\u4e2d\u5305\u542b\u4e86\u521b\u5efa\u6570\u636e\u5e93\u7684\u8bed\u53e5\nmysql -uroot -p &lt; dbtest_backup.sql\n\n#\u5907\u4efd\u6587\u4ef6\u4e2d\u4e0d\u5305\u542b\u4e86\u521b\u5efa\u6570\u636e\u5e93\u7684\u8bed\u53e5\nmysql -uroot -p dbtest_backup&lt; dbtest_backup.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"32-\u5168\u91cf\u5907\u4efd\u6062\u590d\">3.2 \u5168\u91cf\u5907\u4efd\u6062\u590d<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql \u2013u root \u2013p &lt; all.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"33-\u4ece\u5168\u91cf\u5907\u4efd\u4e2d\u6062\u590d\u5355\u5e93\">3.3 \u4ece\u5168\u91cf\u5907\u4efd\u4e2d\u6062\u590d\u5355\u5e93<\/h3>\n\n\n\n<p>\u53ef\u80fd\u6709\u8fd9\u6837\u7684\u9700\u6c42\uff0c\u6bd4\u5982\u8bf4\u6211\u4eec\u53ea\u60f3\u6062\u590d\u67d0\u4e00\u4e2a\u5e93\uff0c\u4f46\u662f\u6211\u4eec\u6709\u7684\u662f\u6574\u4e2a\u5b9e\u4f8b\u7684\u5907\u4efd\uff0c\u8fd9\u4e2a\u65f6\u5019\u6211\u4eec\u53ef<br>\u4ee5\u4ece\u5168\u91cf\u5907\u4efd\u4e2d\u5206\u79bb\u51fa\u5355\u4e2a\u5e93\u7684\u5907\u4efd\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sed -n '\/^-- Current Database: `dbtest_backup`\/,\/^-- Current Database: `\/p' all_database.sql &gt; dbtest_backup.sql \n#\u5206\u79bb\u5b8c\u6210\u540e\u6211\u4eec\u518d\u5bfc\u5165dbtest_backup.sql\u5373\u53ef\u6062\u590d\u5355\u4e2a\u5e93\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"34-\u4ece\u5355\u5e93\u5907\u4efd\u4e2d\u6062\u590d\u5355\u8868\">3.4 \u4ece\u5355\u5e93\u5907\u4efd\u4e2d\u6062\u590d\u5355\u8868<\/h3>\n\n\n\n<p>\u8fd9\u4e2a\u9700\u6c42\u8fd8\u662f\u6bd4\u8f83\u5e38\u89c1\u7684\u3002\u6bd4\u5982\u8bf4\u6211\u4eec\u77e5\u9053\u54ea\u4e2a\u8868\u8bef\u64cd\u4f5c\u4e86\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u7528\u5355\u8868\u6062\u590d\u7684\u65b9\u5f0f\u6765\u6062\u590d\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u6211\u4eec\u6709dbtest_backup\u6574\u5e93\u7684\u5907\u4efd\uff0c\u4f46\u662f\u7531\u4e8eclass\u8868\u8bef\u64cd\u4f5c\uff0c\u9700\u8981\u5355\u72ec\u6062\u590d\u51fa\u8fd9\u5f20\u8868\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cat dbtest_backup.sql | sed -e '\/.\/{H;$!d;}' -e 'x;\/CREATE TABLE `class`\/!d;q' &gt; class_structure.sql \n\ncat dbtest_backup.sql | grep --ignore-case 'insert into `class`' &gt; class_data.sql \n#\u7528shell\u8bed\u6cd5\u5206\u79bb\u51fa\u521b\u5efa\u8868\u7684\u8bed\u53e5\u53ca\u63d2\u5165\u6570\u636e\u7684\u8bed\u53e5\u540e \u518d\u4f9d\u6b21\u5bfc\u51fa\u5373\u53ef\u5b8c\u6210\u6062\u590d \n\nuse dbtest_backup; \nmysql&gt; source class_structure.sql; \nQuery OK, 0 rows affected, 1 warning (0.00 sec) \n\nmysql&gt; source class_data.sql; \nQuery OK, 1 row affected (0.01 sec)\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-myisam\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7269\u7406\u5907\u4efd\u548c\u6062\u590d\">4. MyISAM\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7269\u7406\u5907\u4efd\u548c\u6062\u590d<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"41-myisam\u8868\u6570\u636e\u5907\u4efd\">4.1 MyISAM\u8868\u6570\u636e\u5907\u4efd<\/h3>\n\n\n\n<p>\u76f4\u63a5\u5c06MySQL\u4e2d\u7684\u6570\u636e\u5e93\u6587\u4ef6\u590d\u5236\u51fa\u6765\u3002\u8fd9\u79cd\u65b9\u6cd5\u6700\u7b80\u5355\uff0c\u901f\u5ea6\u4e5f\u6700\u5feb\u3002MySQL\u7684\u6570\u636e\u5e93\u76ee\u5f55\u4f4d\u7f6e\u4e0d\u4e00\u5b9a\u76f8\u540c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728Windows\u5e73\u53f0\u4e0b\uff0cMySQL8.0\u5b58\u653e\u6570\u636e\u5e93\u7684\u76ee\u5f55\u901a\u5e38\u9ed8\u8ba4\u4e3a<code>C:\\ProgramData\\MySQL\\MySQL Server 8.0\\Data<\/code>\u6216\u8005\u5176\u4ed6\u7528\u6237\u81ea\u5b9a\u4e49\u76ee\u5f55\uff1b<\/li>\n\n\n\n<li>\u5728Linux\u5e73\u53f0\u4e0b\uff0c\u6570\u636e\u5e93\u76ee\u5f55\u4f4d\u7f6e\u901a\u5e38\u4e3a<code>\/var\/lib\/mysql\/<\/code>\uff1b<\/li>\n\n\n\n<li>\u5728MAC OSX\u5e73\u53f0\u4e0b\uff0c\u6570\u636e\u5e93\u76ee\u5f55\u4f4d\u7f6e\u901a\u5e38\u4e3a<code>\/usr\/local\/mysql\/data<\/code><\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u5728\u5907\u4efd\u6570\u636e\u5e93\u7684\u8fc7\u7a0b\u4e2d\u8fd8\u6709\u6570\u636e\u7684\u5199\u5165\uff0c\u4f1a\u9020\u6210\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b9\u5f0f1\uff1a\u5907\u4efd\u524d\uff0c\u5c06\u670d\u52a1\u5668\u505c\u6b62\u3002<\/li>\n\n\n\n<li>\u65b9\u5f0f2\uff1a\u5907\u4efd\u524d\uff0c\u5bf9\u76f8\u5173\u8868\u6267\u884c<code>FLUSH TABLES WITH READ LOCK<\/code>\u64cd\u4f5c\u3002\u8fd9\u6837\u5f53\u590d\u5236\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6\u65f6\uff0c\u5141\u8bb8\u5176\u4ed6\u5ba2\u6237\u7ee7\u7eed\u67e5\u8be2\u8868\u3002\u540c\u65f6\uff0cFLUSH TABLES\u8bed\u53e5\u6765\u786e\u4fdd\u5f00\u59cb\u5907\u4efd\u524d\u5c06\u6240\u6709\u6fc0\u6d3b\u7684\u7d22\u5f15\u9875\u5199\u5165\u786c\u76d8\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u79cd\u65b9\u5f0f\u65b9\u4fbf\u3001\u5feb\u901f\uff0c\u4f46\u4e0d\u662f\u6700\u597d\u7684\u5907\u4efd\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b9e\u9645\u60c5\u51b5\u53ef\u80fd<code>\u4e0d\u5141\u8bb8\u505c\u6b62MySQL\u670d\u52a1\u5668<\/code>\u6216\u8005<code>\u9501\u4f4f\u8868<\/code>\uff0c\u800c\u4e14\u8fd9\u79cd\u65b9\u6cd5<code>\u5bf9InnoDB\u5b58\u50a8\u5f15\u64ce<\/code>\u7684\u8868\u4e0d\u9002\u7528\u3002\u5bf9\u4e8eMyISAM\u5b58\u50a8\u5f15\u64ce\u7684\u8868\uff0c\u8fd9\u6837\u5907\u4efd\u548c\u8fd8\u539f\u5f88\u65b9\u4fbf\uff0c\u4f46\u662f\u8fd8\u539f\u65f6\u6700\u597d\u662f\u76f8\u540c\u7248\u672c\u7684MySQL\u6570\u636e\u5e93\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5b58\u5728\u6587\u4ef6\u7c7b\u578b\u4e0d\u540c\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<p>\u6ce8\u610f\uff0c\u7269\u7406\u5907\u4efd\u5b8c\u6bd5\u540e\uff0c\u6267\u884c<code>UNLOCK TABLES<\/code>\u6765\u7ed3\u7b97\u5176\u4ed6\u5ba2\u6237\u5bf9\u8868\u7684\u4fee\u6539\u884c\u4e3a\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u8bf4\u660e\uff1a\u5728MySQL\u7248\u672c\u53f7\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u6570\u5b57\u8868\u793a\u4e3b\u7248\u672c\u53f7\uff0c\u4e3b\u7248\u672c\u53f7\u76f8\u540c\u7684MySQL\u6570\u636e\u5e93\u6587\u4ef6\u683c\u5f0f\u76f8\u540c\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u76f8\u5173\u5de5\u5177\u5b9e\u73b0\u5907\u4efd\u3002\u6bd4\u5982\uff0c<code>MySQLhotcopy<\/code>\u5de5\u5177\u3002MySQLhotcopy\u662f\u4e00\u4e2aPerl\u811a\u672c\uff0c\u5b83\u4f7f\u7528LOCK TABLES\u3001FLUSH TABLES\u548ccp\u6216scp\u6765\u5feb\u901f\u5907\u4efd\u6570\u636e\u5e93\u3002\u5b83\u662f\u5907\u4efd\u6570\u636e\u5e93\u6216\u5355\u4e2a\u8868\u6700\u5feb\u7684\u9014\u5f84\uff0c\u4f46\u5b83\u53ea\u80fd\u8fd0\u884c\u5728\u6570\u636e\u5e93\u76ee\u5f55\u6240\u5728\u7684\u673a\u5668\u4e0a\uff0c\u5e76\u4e14\u53ea\u80fd\u5907\u4efdMyISAM\u7c7b\u578b\u7684\u8868\u3002\u591a\u7528\u4e8emysql5.5\u4e4b\u524d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"42-myisam\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5907\u4efd\u6062\u590d\u6d41\u7a0b\">4.2 MyISAM\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5907\u4efd\u6062\u590d\u6d41\u7a0b<\/h3>\n\n\n\n<p>\u524d\u9762\u8bf4\u8fc7\uff0c\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u590d\u5236\u6570\u636e\u7684\u64cd\u4f5c\u5907\u4efd\u6570\u636e\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u5907\u4efd\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u76f4\u63a5\u88ab\u590d\u5236\u5230 MySQL \u7684\u6570\u636e\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<p>\u5728MySQL\u670d\u52a1\u5668\u505c\u6b62\u8fd0\u884c\u540e\uff0c\u5c06\u5907\u4efd\u7684\u6570\u636e\u5e93\u6587\u4ef6\u590d\u5236\u5230MySQL\u7684\u6570\u636e\u76ee\u5f55\u4e0b\uff0c\u91cd\u542fMySQL\u670d\u52a1\u5373\u53ef\u3002<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\u70b9\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u6062\u590d\u6570\u636e\u65f6\uff0c\u5fc5\u987b\u786e\u4fdd\u5907\u4efd\u6570\u636e\u7684\u6570\u636e\u5e93\u548c\u5f85\u6062\u590d\u7684\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u4e3b\u7248\u672c\u53f7\u76f8\u540c\u3002 \u56e0\u4e3a\u53ea\u6709MySQL\u6570\u636e\u5e93\u4e3b\u7248\u672c\u53f7\u76f8\u540c\u65f6\uff0c\u624d\u80fd\u4fdd\u8bc1\u8fd9\u4e24\u4e2aMySQL\u6570\u636e\u5e93\u6587\u4ef6\u7c7b\u578b\u662f\u76f8\u540c\u7684\u3002<\/li>\n\n\n\n<li>\u8fd9\u79cd\u65b9\u5f0f\u5bf9<code>MyISAM\u7c7b\u578b\u7684\u8868\u6bd4\u8f83\u6709\u6548<\/code>\uff0c\u5bf9\u4e8eInnoDB\u7c7b\u578b\u7684\u8868\u5219\u4e0d\u53ef\u7528\u3002 \u56e0\u4e3aInnoDB\u8868\u7684\u8868\u7a7a\u95f4\u4e0d\u80fd\u76f4\u63a5\u590d\u5236\u3002<\/li>\n\n\n\n<li>Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0b\u7684\u6743\u9650\u8bbe\u7f6e\u975e\u5e38\u4e25\u683c\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cMySQL\u6570\u636e\u5e93\u53ea\u6709root\u7528\u6237\u548cmysql\u7528\u6237\u7ec4\u4e0b\u7684mysql\u7528\u6237\u624d\u53ef\u4ee5\u8bbf\u95ee\uff0c\u56e0\u6b64\u5c06\u6570\u636e\u5e93\u76ee\u5f55\u590d\u5236\u5230\u6307\u5b9a\u6587\u4ef6\u5939\u540e\uff0c\u4e00\u5b9a\u8981\u4f7f\u7528chown\u547d\u4ee4\u5c06\u6587\u4ef6\u5939\u7684\u7528\u6237\u7ec4\u53d8\u4e3amysql\uff0c\u5c06\u7528\u6237\u53d8\u4e3amysql\u3002 <code>chown -R mysql.mysql \/var\/lib\/mysql\/dbname <\/code><img loading=\"lazy\" decoding=\"async\" height=\"15\" width=\"15\" src=\"blob:https:\/\/eve2333.top\/fd1601c4-6230-4ff4-8fd4-53afa6898e0c\"> \u5176\u4e2d\uff0c\u4e24\u4e2amysql\u5206\u522b\u8868\u793a\u7ec4\u548c\u7528\u6237\uff1b\u201c-R\u201d\u53c2\u6570\u53ef\u4ee5\u6539\u53d8\u6587\u4ef6\u5939\u4e0b\u7684\u6240\u6709\u5b50\u6587\u4ef6\u7684\u7528\u6237\u7ec4\uff1b\u201cdbname\u201d\u53c2\u6570\u8868\u793a\u6570\u636e\u5e93\u76ee\u5f55\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u6f14\u793a\u6848\u4f8b\">\u6f14\u793a\u6848\u4f8b<\/h4>\n\n\n\n<p>\u73b0\u5728\u7684\u9700\u6c42\u662f\u5148\u5907\u4efddbtest_myisam\u5e93\uff0c\u7136\u540e\u4f7f\u7528rm\u547d\u4ee4\u5220\u9664\u8be5\u5e93\uff0c\u6700\u540e\u901a\u8fc7\u5907\u4efd\u7684\u6570\u636e\u5e93\u6587\u4ef6\u6062\u590d\u8be5\u5e93\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\u3002<\/p>\n\n\n\n<p>\uff080\uff09\u5efa\u5e93\u5efa\u8868\u63d2\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>create database dbtest_myisam;\nuse dbtest_myisam;\ncreate table test(id int) engine=myisam;\ninsert into test values(1),(2),(3);\n<\/code><\/pre>\n\n\n\n<p>\uff081\uff09dbtest_myisam\u5e93\u60f3\u8981\u83b7\u5f97\u4e00\u81f4\u7684\u5907\u4efd\uff0c\u9700\u8981\u5173\u95ed\u8be5\u5e93\uff0c\u6216\u8005\u9501\u5b9a\u5e76\u5237\u65b0\u76f8\u5173\u8868\u3002\u6267\u884c\u5982\u4e0b\u8bed\u53e5\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; USE dbtest_myisam;\nmysql&gt; FLUSH TABLES test WITH READ LOCK;\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><code>FLUSH TABLES ... WITH READ LOCK<\/code>&nbsp;\u53ef\u4ee5\u6307\u5b9a\u8868\u540d\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u6307\u5b9a\u8868\u540d<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f53\u6307\u5b9a\u8868\u540d\u65f6\uff0c<code>FLUSH TABLES<\/code>\u00a0\u4f1a\u5c06\u6307\u5b9a\u7684\u8868\u5173\u95ed\uff0c\u5c06\u8868\u7684\u4efb\u4f55\u672a\u5237\u65b0\u7684\u6570\u636e\u5237\u65b0\u5230\u78c1\u76d8\u3002\u5e76\u5bf9\u6307\u5b9a\u7684\u8868\u52a0\u8bfb\u9501\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u4e0d\u6307\u5b9a\u8868\u540d\uff0c<code>FLUSH TABLES<\/code>\u00a0\u4f1a\u5173\u95ed\u6240\u6709\u6253\u5f00\u7684\u8868\uff0c\u5e76\u5c06\u6240\u6709\u8868\u7684\u66f4\u6539\u5237\u65b0\u5230\u78c1\u76d8\u3002\u4f1a\u52a0\u4e00\u4e2a\u5168\u5c40\u7684\u8bfb\u9501\u3002<\/li>\n\n\n\n<li>MyISAM\u5f15\u64ce\u7684\u8868\uff0c\u53ea\u652f\u6301\u8868\u7ea7\u9501\uff0c\u4e0d\u652f\u6301\u884c\u7ea7\u9501<\/li>\n<\/ul>\n\n\n\n<p><code>SELECT * FROM performance_schema.metadata_locks<\/code>&nbsp;\u80fd\u67e5\u5230\u90e8\u5206\u9501\u7ed3\u6784<\/p>\n<\/blockquote>\n\n\n\n<p>\uff082\uff09\u628a\u6570\u636e\u76ee\u5f55\u4e0b\u7684 dbtest_myisam \u6587\u4ef6\u590d\u5236\u5230\/opt\u76ee\u5f55\u4e0b\uff0c\u5982\u4e0b\u6240\u793a\uff0c\u5b8c\u6210\u6570\u636e\u5e93\u5907\u4efd\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/var\/lib\/mysql\ncp -r dbtest_myisam\/ \/opt\/\n<\/code><\/pre>\n\n\n\n<p>\uff083\uff09\u5728dbtest_myisam\u5e93\u4e2d\u6267\u884cUNLOCK TABLES\u547d\u4ee4\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; UNLOCK TABLES;\n<\/code><\/pre>\n\n\n\n<p>\uff084\uff09\u5728dbtest_myisam\u5e93\u4e2d\u6267\u884c\u5220\u9664\u6570\u636e\u64cd\u4f5c\uff0c\u5982\u4e0b\u6240\u793a\uff0c\u8fd9\u65f6\u8868test\u4e2d\u7684\u6570\u636e\u4f1a\u88ab\u5220\u9664\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; DELETE FROM test;\n<\/code><\/pre>\n\n\n\n<p>\uff085\uff09\u5220\u9664\u6570\u636e\u76ee\u5f55\u4e0b\u7684dbtest_myisam\u6587\u4ef6\u5939\u53ca\u5176\u4e2d\u7684\u6587\u4ef6\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/var\/lib\/mysql\/\nrm -rf dbtest_myisam\n<\/code><\/pre>\n\n\n\n<p>\uff086\uff09\u91cd\u65b0\u590d\u5236\u6587\u4ef6\u5230\u6570\u636e\u76ee\u5f55\u4e0b\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/var\/lib\/mysql\/\ncp -r \/opt\/dbtest_myisam .\/\n<\/code><\/pre>\n\n\n\n<p>\uff087\uff09\u91cd\u542f\u670d\u52a1\u5668\uff0c\u67e5\u770b\u8868test\u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\u3002\u8fd9\u65f6\u4f1a\u62a5\u9519\uff0c\u56e0\u4e3a\u8be5\u8868\u5904\u4e8e\u53ea\u8bfb\u72b6\u6001\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl restart mysqld\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt;select * FROM test;\nERROR 1036 (HY000): Table 'test' is read only\n<\/code><\/pre>\n\n\n\n<p>\uff088\uff09\u5728dbtest_myisam\u5e93\u4e2d\u7ed9\u76ee\u6807\u7aef\u6587\u4ef6\u6388\u4e88\u6743\u9650\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chown -R mysql.mysql \/var\/lib\/mysql\/dbtest_myisam\n<\/code><\/pre>\n\n\n\n<p>\uff089\uff09\u5728dbtest_myisam\u5e93\u4e2d\u518d\u6b21\u67e5\u770btest\u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>select * FROM test;\n+------+\n| id   |\n+------+\n|    1 |\n|    2 |\n|    3 |\n+------+\n<\/code><\/pre>\n\n\n\n<p>\u81f3\u6b64\uff0cMyISAM\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5907\u4efd\u548c\u6062\u590d\u5c31\u5b8c\u6210\u4e86\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5innodb\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5bfc\u5165\u5bfc\u51fa\">5.InnoDB\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5bfc\u5165\u5bfc\u51fa<\/h2>\n\n\n\n<p>MyISAM \u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u7684\u7269\u7406\u5907\u4efd\u548c\u6062\u590d\u65b9\u6848\u5e76\u4e0d\u9002\u7528\u4e8e InnoDB \u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u3002<\/p>\n\n\n\n<p>\u5047\u8bbe\u73b0\u5728\u628adbtest\u5e93\u4e2d\u8868test\u7684<code>.ibd\u6587\u4ef6<\/code>\u590d\u5236\u5230\u76ee\u6807\u5e93dbtest2\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u3002\u5bf9\u4e8eMyISAM\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\uff0c\u8fd9\u6837\u64cd\u4f5c\u662f\u6ca1\u95ee\u9898\u7684\uff1b\u4f46\u662f\uff0c\u5bf9\u4e8eInnoDB\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\uff0c\u8fd9\u6837\u64cd\u4f5c\u662f\u4e0d\u53ef\u884c\u7684\u3002<\/p>\n\n\n\n<p>\u56e0\u4e3a\u4e00\u5f20InnoDB\u5b58\u50a8\u5f15\u64ce\u7c7b\u578b\u7684\u8868\u9664\u4e86\u5305\u542b\u7740\u4e24\u4e2a\u7269\u7406\u6587\u4ef6\uff0c\u8fd8\u9700\u8981\u5728\u6570\u636e\u5b57\u5178\u4e2d\u8fdb\u884c\u6ce8\u518c\u3002\u5982\u679c\u76f4\u63a5\u5c06\u8fd9\u4e24\u4e2a\u7269\u7406\u6587\u4ef6\u62f7\u8d1d\u5230\u76ee\u6807\u5e93\u7684\u6570\u636e\u76ee\u5f55\u4e2d\uff0c\u76ee\u6807\u5e93\u7684\u6570\u636e\u5b57\u5178\u4e2d\u6ca1\u6709\u5bf9\u5e94\u7684\u8868test\uff0c\u7cfb\u7edf\u662f\u4e0d\u4f1a\u8bc6\u522b\u548c\u63a5\u53d7\u7684\u3002<\/p>\n\n\n\n<p>\u5728 MySQL5.6 \u4e2d\u5f15\u5165\u4e86<code>\u53ef\u4f20\u8f93\u8868\u7a7a\u95f4\uff08Transportable Tablespace\uff09<\/code>\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bfc\u51fa\u548c\u5bfc\u5165\u8868\u7a7a\u95f4\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u7269\u7406\u590d\u5236\u8868\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>**\u6ce8\u610f\uff1a**\u53ef\u4f20\u8f93\u8868\u7a7a\u95f4\u4ec5\u652f\u6301\u72ec\u7acb\u8868\u7a7a\u95f4\u4e2d\u7684\u8868\uff0c\u4e0d\u652f\u6301\u7cfb\u7edf\u8868\u7a7a\u95f4\u548c\u901a\u7528\u8868\u7a7a\u95f4\u4e2d\u7684\u8868\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u5047\u8bbe\u73b0\u5728\u7684\u9700\u6c42\u662f\u5728 dbtest2 \u5e93\u4e2d\u590d\u5236\u4e00\u5f20\u4e0e\u8868 test \u76f8\u540c\u7684\u8868 test_bak\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\uff080\uff09\u5efa\u5e93\u5efa\u8868\u63d2\u5165\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>create database dbtest;\nuse dbtest;\ncreate table test(id int) engine=innodb;\ninsert into test values(1),(2),(3);\n\ncreate database dbtest2;\n<\/code><\/pre>\n\n\n\n<p>\uff081\uff09\u5728 dbtest2 \u5e93\u4e2d\u6267\u884c\u5982\u4e0b SQL \u8bed\u53e5\uff0c\u521b\u5efa\u4e00\u5f20\u5177\u6709\u76f8\u540c\u8868\u7ed3\u6784\u7684\u7a7a\u8868\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>USE dbtest2;\nCREATE TABLE test_bak LIKE dbtest.test;  \n<\/code><\/pre>\n\n\n\n<p>\uff082\uff09\u5728 dbtest2 \u5e93\u4e2d\u6267\u884c\u5982\u4e0b SQL \u8bed\u53e5\uff0c\u8fd9\u65f6 test_bak.ibd \u6587\u4ef6\u4f1a\u88ab\u5220\u9664\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ALTER TABLE test_bak DISCARD TABLESPACE;\n<\/code><\/pre>\n\n\n\n<p>\uff083\uff09\u5728 dbtest \u5e93\u4e2d\u6267\u884c\u5982\u4e0b SQL \u8bed\u53e5\uff0c\u8fd9\u65f6\u5728 dbtest \u5e93\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u4f1a\u751f\u6210\u4e00\u4e2a test.cfg \u6587\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>USE dbtest;\nFLUSH TABLE test FOR EXPORT;\n<\/code><\/pre>\n\n\n\n<p>\uff084\uff09\u5728 dbtest \u5e93\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u590d\u5236\u7269\u7406\u6587\u4ef6\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cp test.cfg ..\/dbtest2\/test_bak.cfg  \ncp test.ibd ..\/dbtest2\/test_bak.ibd\n<\/code><\/pre>\n\n\n\n<p>\uff085\uff09\u5728 dbtest2 \u5e93\u4e2d\u6267\u884c UNLOCK TABLES \u547d\u4ee4\uff0c\u5982\u4e0b\u6240\u793a\uff0c\u8fd9\u65f6 test.cfg \u6587\u4ef6\u4f1a\u88ab\u5220\u9664\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>UNLOCK TABLES;\n<\/code><\/pre>\n\n\n\n<p>\uff086\uff09\u5728 dbtest2 \u5e93\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u7ed9\u76ee\u6807\u7aef\u6587\u4ef6\u6388\u4e88\u6743\u9650\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/var\/lib\/mysql\/dbtest2\nchown -R mysql:mysql *\nchmod -R 755 *\n<\/code><\/pre>\n\n\n\n<p>\uff087\uff09\u5728 dbtest2 \u5e93\u4e2d\u6267\u884c\u5982\u4e0bSQL\u8bed\u53e5\uff0c\u5c06 test_bak.ibd \u6587\u4ef6\u4f5c\u4e3a\u8868 test_bak \u7684\u8868\u7a7a\u95f4\u3002\u7531\u4e8e\u8fd9\u4e2a\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u548c test.ibd \u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u662f\u76f8\u540c\u7684\uff0c\u56e0\u6b64\u8868 test_bak \u62e5\u6709\u8868 test \u76f8\u540c\u7684\u7ed3\u6784\u548c\u6570\u636e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ALTER TABLE test_bak IMPORT TABLESPACE;\n<\/code><\/pre>\n\n\n\n<p>\uff088\uff09\u5728 dbtest2 \u5e93\u4e2d\u67e5\u770b\u8868test_bak\u4e2d\u7684\u6570\u636e\u3002\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>select * from test;\n+------+\n| id   |\n+------+\n|    1 |\n|    2 |\n|    3 |\n+------+\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6-\u8868\u7684\u5bfc\u51fa\u4e0e\u5bfc\u5165\">6. \u8868\u7684\u5bfc\u51fa\u4e0e\u5bfc\u5165<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"61-\u8868\u7684\u5bfc\u51fa\">6.1 \u8868\u7684\u5bfc\u51fa<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-\u4f7f\u7528selectinto-outfile\u5bfc\u51fa\u6587\u672c\u6587\u4ef6\">1. \u4f7f\u7528SELECT\u2026INTO OUTFILE\u5bfc\u51fa\u6587\u672c\u6587\u4ef6<\/h4>\n\n\n\n<p>\u5728MySQL\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528&nbsp;<code>SELECT\u2026INTO OUTFILE<\/code>&nbsp;\u8bed\u53e5\u5c06\u8868\u4e2d\u7684\u6570\u636e\u5bfc\u51fa\u5230\u6587\u672c\u6587\u4ef6\u4e2d\u3002\u5176\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SELECT columnlist FROM table WHERE condition INTO OUTFILE 'filename' &#91;OPTIONS] \n-- OPTIONS \u9009\u9879 \nFIELDS TERMINATED BY 'value' \nFIELDS &#91;OPTIONALLY] ENCLOSED BY 'value' \nFIELDS ESCAPED BY 'value' \nLINES STARTING BY 'value' \nLINES TERMINATED BY 'value'\n<\/code><\/pre>\n\n\n\n<p><code>SELECT columnlist FROM table WHERE condition<\/code>&nbsp;\u662f\u4e00\u6761\u67e5\u8be2\u8bed\u53e5\uff0c\u67e5\u8be2\u7ed3\u679c\u8fd4\u56de\u6ee1\u8db3\u6307\u5b9a\u6761\u4ef6\u7684\u4e00\u6761\u6216\u591a\u6761\u8bb0\u5f55\uff1b<\/p>\n\n\n\n<p><code>INTO OUTFILE<\/code>&nbsp;\u8bed\u53e5\u7684\u4f5c\u7528\u662f\u628a\u524d\u9762SELECT\u8bed\u53e5\u67e5\u8be2\u51fa\u6765\u7684\u7ed3\u679c\u5bfc\u51fa\u5230\u540d\u4e3a filename \u7684\u5916\u90e8\u6587\u4ef6\u4e2d\uff1b<\/p>\n\n\n\n<p><code>[OPTIONS]<\/code>&nbsp;\u4e3a\u53ef\u9009\u9879\u3002OPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u5305\u62ec FIELDS \u548c LINES \u5b50\u53e5\uff0c\u5176\u53ef\u80fd\u7684\u53d6\u503c\u5982\u4e0b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>FIELDS TERMINATED BY 'value'<\/code>\uff1a\u7528\u4e8e\u8bbe\u7f6e\u5b57\u6bb5\u4e4b\u95f4\u7684\u5206\u9694\u5b57\u7b26\u3002value \u53d6\u503c\u53ef\u4ee5\u662f\u5355\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\uff0c\u9ed8\u8ba4\u4e3a\u5236\u8868\u7b26'<code>\\t<\/code>'\u3002<\/li>\n\n\n\n<li><code>FIELDS [OPTIONALLY] ENCLOSED BY 'value'<\/code>\uff1a\u7528\u4e8e\u8bbe\u7f6e\u5b57\u6bb5\u7684\u5305\u56f4\u5b57\u7b26\u3002value \u53d6\u503c\u53ea\u80fd\u662f\u5355\u4e2a\u5b57\u7b26\u3002\u5982\u679c\u4f7f\u7528\u4e86 OPTIONALLY \u5173\u952e\u5b57\uff0c\u5219\u53ea\u80fd\u5305\u62ec CHAR\u3001VARCHAR \u7b49\u5b57\u7b26\u5b57\u6bb5\u3002<\/li>\n\n\n\n<li><code>FIELDS ESCAPED BY 'value'<\/code>\uff1a\u7528\u4e8e\u8bbe\u7f6e\u5982\u4f55\u5199\u5165\u6216\u8bfb\u53d6\u7279\u6b8a\u5b57\u7b26\u3002value\u53d6\u503c\u53ea\u80fd\u662f\u5355\u4e2a\u5b57\u7b26\uff0c\u5373\u8bbe\u7f6e\u8f6c\u4e49\u5b57\u7b26\uff0c\u9ed8\u8ba4\u4e3a\u53cd\u659c\u6760'\\'\u3002<\/li>\n\n\n\n<li><code>LINES STARTING BY 'value'<\/code>\uff1a\u7528\u4e8e\u8bbe\u7f6e\u6bcf\u884c\u6570\u636e\u5f00\u5934\u7684\u5b57\u7b26\u3002value\u53d6\u503c\u53ef\u4ee5\u662f\u5355\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\uff0c\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e0d\u4f7f\u7528\u4efb\u4f55\u5b57\u7b26\u3002<\/li>\n\n\n\n<li><code>LINES TERMINATED BY 'value'<\/code>\uff1a\u7528\u4e8e\u8bbe\u7f6e\u6bcf\u884c\u6570\u636e\u7ed3\u5c3e\u7684\u5b57\u7b26\u3002value\u53d6\u503c\u53ef\u4ee5\u662f\u5355\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\uff0c\u9ed8\u8ba4\u503c\u4e3a\u6362\u884c\u7b26'\\n'\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6ce8\u610f\uff0cFIELDS \u548c LINES \u5b50\u53e5\u90fd\u662f\u53ef\u9009\u7684\u3002\u5982\u679c\u8fd9\u4e24\u4e2a\u5b50\u53e5\u90fd\u88ab\u6307\u5b9a\u4e86\uff0c\u90a3\u4e48 FIELDS \u5b50\u53e5\u5fc5\u987b\u4f4d\u4e8eLINES \u5b50\u53e5\u7684\u524d\u9762\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528 SELECT...INTO OUTFILE \u8bed\u53e5\u53ef\u4ee5\u975e\u5e38\u5feb\u901f\u5730\u628a\u4e00\u5f20\u8868\u8f6c\u50a8\u5230\u670d\u52a1\u5668\u4e0a\u3002\u60f3\u8981\u5728\u670d\u52a1\u5668\u7aef\u4e3b\u673a\u4e4b\u5916\u7684\u90e8\u5206\u5ba2\u6237\u7aef\u4e3b\u673a\u4e0a\u521b\u5efa\u7ed3\u679c\u6587\u4ef6\uff0c\u5c31\u4e0d\u80fd\u4f7f\u7528&nbsp;<code>SELECT...INTO OUTFILE<\/code>&nbsp;\u8bed\u53e5\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5e94\u8be5\u5728\u5ba2\u6237\u7aef\u4e3b\u673a\u4e0a\u4f7f\u7528&nbsp;<code>MySQL -e \"SELECT...\" &gt; filename<\/code>&nbsp;\u8fd9\u6837\u7684\u547d\u4ee4\u6765\u751f\u6210\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u4f7f\u7528 SELECT\u2026INTO OUTFILE \u5c06 dbtest \u6570\u636e\u5e93\u4e0b\u8868test\u4e2d\u7684\u6570\u636e\u5bfc\u51fa\u5230\u6587\u672c\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\uff081\uff09\u9009\u62e9\u6570\u636e\u5e93dbtest\uff0c\u5e76\u67e5\u8be2test\u8868\uff0c\u6267\u884c\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt;use dbtest;\nmysql&gt;select * from test;\n+------+\n| id   |\n+------+\n|    1 |\n|    2 |\n|    3 |\n+------+\n<\/code><\/pre>\n\n\n\n<p>\uff082\uff09mysql\u9ed8\u8ba4\u5bf9\u5bfc\u51fa\u7684\u76ee\u5f55\u6709\u6743\u9650\u9650\u5236\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5728\u4f7f\u7528\u547d\u4ee4\u884c\u8fdb\u884c\u5bfc\u51fa\u7684\u65f6\u5019\uff0c\u9700\u8981\u6307\u5b9a\u76ee\u5f55\u8fdb\u884c\u64cd\u4f5c\u3002\u67e5\u8be2secure_file_priv\u53c2\u6570\u7684\u503c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW GLOBAL VARIABLES LIKE '%secure%';\n+--------------------------+-----------------------+\n| Variable_name            | Value                 |\n+--------------------------+-----------------------+\n| require_secure_transport | OFF                   |\n| secure_file_priv         | \/var\/lib\/mysql-files\/ |\n+--------------------------+-----------------------+\n<\/code><\/pre>\n\n\n\n<p>\u53c2\u6570<code>secure_file_priv<\/code>\u7684\u53ef\u9009\u503c\u548c\u4f5c\u7528\u5206\u522b\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u8bbe\u7f6e\u4e3aempty\uff0c\u8868\u793a\u4e0d\u9650\u5236\u6587\u4ef6\u751f\u6210\u7684\u4f4d\u7f6e\uff0c\u8fd9\u662f\u4e0d\u5b89\u5168\u7684\u8bbe\u7f6e\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u8868\u793a\u8def\u5f84\u7684\u5b57\u7b26\u4e32\uff0c\u5c31\u8981\u6c42\u751f\u6210\u7684\u6587\u4ef6\u53ea\u80fd\u653e\u5728\u8fd9\u4e2a\u6307\u5b9a\u7684\u76ee\u5f55\uff0c\u6216\u8005\u5b83\u7684\u5b50\u76ee\u5f55\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u8bbe\u7f6e\u4e3aNULL\uff0c\u5c31\u8868\u793a\u7981\u6b62\u5728\u8fd9\u4e2aMySQL\u5b9e\u4f8b\u4e0a\u6267\u884c\u00a0<code>select...into outfile<\/code>\u00a0\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\uff083\uff09\u4e0a\u9762\u7ed3\u679c\u4e2d\u663e\u793a\uff0csecure_file_priv\u53d8\u91cf\u7684\u503c\u4e3a&nbsp;<code>\/var\/lib\/mysql-files\/<\/code>\uff0c\u5c06\u5bfc\u51fa\u76ee\u5f55\u8bbe\u7f6e\u4e3a\u8be5\u76ee\u5f55\uff0cSQL\u8bed\u53e5\u5982\u4e0b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SELECT * FROM test INTO OUTFILE \"\/var\/lib\/mysql-files\/test.txt\";\n<\/code><\/pre>\n\n\n\n<p>\uff084\uff09\u67e5\u770b&nbsp;<code>\/var\/lib\/mysql-files\/test.txt<\/code>&nbsp;\u6587\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># more \/var\/lib\/mysql-files\/test.txt\n1\n2\n3\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-\u4f7f\u7528mysqldump\u547d\u4ee4\u5bfc\u51fa\u6587\u672c\u6587\u4ef6\">2. \u4f7f\u7528mysqldump\u547d\u4ee4\u5bfc\u51fa\u6587\u672c\u6587\u4ef6<\/h4>\n\n\n\n<p>\u4f7f\u7528 mysqldump \u547d\u4ee4\u53ef\u4ee5\u5907\u4efd\u6570\u636e\u5e93\uff0c\u5c06\u6570\u636e\u5bfc\u51fa\u4e3a\u5305\u542b CREATE\u3001INSERT \u8bed\u53e5\u7684SQL\u6587\u4ef6\u3002\u4e0d\u4ec5\u5982\u6b64\uff0c\u4f7f\u7528 mysqldump \u547d\u4ee4\u8fd8\u53ef\u4ee5\u5c06\u6570\u636e\u5bfc\u51fa\u4e3a\u7eaf\u6587\u672c\u6587\u4ef6\uff0c\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -u root -p password -T path dbname &#91;tables] &#91;OPTIONS]\n-- OPTIONS \u9009\u9879\n--fields-terminated-by=value\n--fields-enclosed-by=value\n--fields-optionally-enclosed-by=value\n--fields-escaped-by=value\n--lines-terminated-by=value\n<\/code><\/pre>\n\n\n\n<p>\u53ea\u6709\u6307\u5b9a\u4e86<code>-T<\/code>\u53c2\u6570\u624d\u53ef\u4ee5\u5bfc\u51fa\u6587\u672c\u6587\u4ef6<\/p>\n\n\n\n<p>path \u8868\u793a\u5bfc\u51fa\u6570\u636e\u7684\u76ee\u5f55\uff1btables \u4e3a\u8981\u5bfc\u51fa\u7684\u8868\u540d\uff0c\u5982\u679c\u4e0d\u6307\u5b9a\u8868\u540d\uff0c\u5219\u5c06\u5bfc\u51fa\u6570\u636e\u5e93 dbname \u4e2d\u6240\u6709\u7684\u8868\uff1b[OPTIONS]\u4e3a\u53ef\u9009\u9879\uff0c\u8fd9\u4e9b\u9009\u9879\u9700\u8981\u7ed3\u5408-T \u53c2\u6570\u4f7f\u7528\u3002OPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u4e0e SELECT...INTO OUTFILE \u8bed\u53e5\u4e2d\u7684 OPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u76f8\u540c\uff0c\u8fd9\u91cc\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5c06 dbtest \u5e93\u4e0b\u8868 test \u4e2d\u7684\u6570\u636e\u5bfc\u51fa\u5230\u6587\u672c\u6587\u4ef6\u4e2d\uff0c\u547d\u4ee4\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p -T \"\/var\/lib\/mysql-files\/\" dbtest test\n<\/code><\/pre>\n\n\n\n<p>\u6267\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5c06\u5728\u6307\u5b9a\u76ee\u5f55<code>\/var\/lib\/mysql-files\/<\/code>\u4e0b\u751f\u6210 test.sql \u548c test.txt \u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u6253\u5f00 test.sql \u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u521b\u5efa test \u7684 CREATE \u8bed\u53e5\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># more test.sql \n-- MySQL dump 10.13  Distrib 8.4.3, for Linux (x86_64)\n--\n-- Host: localhost    Database: dbtest\n-- ------------------------------------------------------\n-- Server version\t8.4.3\n\n\/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT *\/;\n\/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS *\/;\n\/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION *\/;\n\/*!50503 SET NAMES utf8mb4 *\/;\n\/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE *\/;\n\/*!40103 SET TIME_ZONE='+00:00' *\/;\n\/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='' *\/;\n\/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 *\/;\n\n--\n-- Table structure for table `test`\n--\n\nDROP TABLE IF EXISTS `test`;\n\/*!40101 SET @saved_cs_client     = @@character_set_client *\/;\n\/*!50503 SET character_set_client = utf8mb4 *\/;\nCREATE TABLE `test` (\n  `id` int DEFAULT NULL\n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;\n\/*!40101 SET character_set_client = @saved_cs_client *\/;\n\n\/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE *\/;\n\n\/*!40101 SET SQL_MODE=@OLD_SQL_MODE *\/;\n\/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT *\/;\n\/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS *\/;\n\/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION *\/;\n\/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES *\/;\n\n-- Dump completed on 2024-12-18  9:55:55\n<\/code><\/pre>\n\n\n\n<p>\u6253\u5f00 test.txt \u6587\u4ef6\uff0c\u5176\u4e2d\u53ea\u5305\u542b\u8868text\u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># more test.txt\n1\n2\n3\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u5bf9\u5bfc\u51fa\u7684\u6570\u636e\u8bbe\u7f6e\u7279\u5b9a\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u4f7f\u7528FIELDS\u9009\u9879\uff0c\u8981\u6c42\u5b57\u6bb5\u4e4b\u95f4\u7528\u4f7f\u7528\u9017\u53f7\u5206\u9694\uff0c\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u5b57\u6bb5\u503c\u4f7f\u7528\u53cc\u5f15\u53f7\u5f15\u8d77\u6765\u3002\u547d\u4ee4\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqldump -uroot -p -T \"\/var\/lib\/mysql-files\/\" dbtest test\n--fields-terminated-by=',' \n--fields-optionally-enclosed-by='\\\"'\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-\u4f7f\u7528mysql\u547d\u4ee4\u5bfc\u51fa\u6587\u672c\u6587\u4ef6\">3. \u4f7f\u7528mysql\u547d\u4ee4\u5bfc\u51fa\u6587\u672c\u6587\u4ef6<\/h4>\n\n\n\n<p>mysql \u662f\u4e00\u4e2a\u529f\u80fd\u4e30\u5bcc\u7684\u5de5\u5177\u547d\u4ee4\uff0c\u4f7f\u7528\u8be5\u547d\u4ee4\u53ef\u4ee5\u5728\u547d\u4ee4\u6a21\u5f0f\u4e0b\u6267\u884c SQL \u8bed\u53e5\uff0c\u5e76\u5c06\u67e5\u8be2\u7ed3\u679c\u5bfc\u5165\u6587\u672c\u6587\u4ef6\u4e2d\u3002\u76f8\u6bd4 mysqldump \u547d\u4ee4\uff0cmysql \u547d\u4ee4\u5bfc\u51fa\u7684\u7ed3\u679c\u7684\u53ef\u8bfb\u6027\u66f4\u5f3a\u3002mysql \u547d\u4ee4\u7684\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -u root -p --execute=\"SELECT \u8bed\u53e5\" dbname &gt; filename.txt\n<\/code><\/pre>\n\n\n\n<p>\u8be5\u547d\u4ee4\u4f7f\u7528\u4e86--execute \u9009\u9879\uff0c\u8868\u793a\u6267\u884c\u8be5\u9009\u9879\u540e\u9762\u7684\u8bed\u53e5\u5e76\u9000\u51fa\uff0c\u8be5\u8bed\u53e5\u5fc5\u987b\u7528\u53cc\u5f15\u53f7\u5f15\u8d77\u6765\uff1b<br>dbname \u4e3a\u8981\u5bfc\u51fa\u7684\u6570\u636e\u5e93\u540d\uff1b\u5728\u5bfc\u51fa\u7684\u6587\u4ef6\u4e2d\uff0c\u4e0d\u540c\u7684\u5217\u4e4b\u95f4\u4f7f\u7528\u5236\u8868\u7b26\u5206\u9694\uff0c\u7b2c\u4e00\u884c\u4e2d\u5305\u542b\u5404\u4e2a\u5b57<br>\u6bb5\u540d\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b1: \u4f7f\u7528 MySQL \u547d\u4ee4\u5c06 dbtest \u5e93\u4e2d test \u8868\u7684\u6570\u636e\u5bfc\u51fa\u5230\u6587\u672c\u6587\u4ef6\u4e2d\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p --execute=\"SELECT * FROM test;\" dbtest &gt; \"\/var\/lib\/mysql-files\/test.txt\"\n\n# more test.txt \nid\n1\n2\n3\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\uff0c<code>text.txt<\/code>&nbsp;\u6587\u4ef6\u4e2d\u5305\u542b\u6bcf\u4e2a\u5b57\u6bb5\u540d\u548c\u5404\u6761\u8bb0\u5f55\uff0c\u663e\u793a\u683c\u5f0f\u4e0e MySQL \u547d\u4ee4\u884c\u7684&nbsp;<code>SELECT<\/code>&nbsp;\u67e5\u8be2\u7ed3\u679c\u683c\u5f0f\u4e00\u81f4\u3002<\/p>\n\n\n\n<p>\u5728\u4f7f\u7528 MySQL \u547d\u4ee4\u65f6\uff0c\u8fd8\u53ef\u4ee5\u6307\u5b9a\u67e5\u8be2\u7ed3\u679c\u663e\u793a\u683c\u5f0f\u3002\u5982\u679c\u8868\u4e2d\u4e00\u6761\u8bb0\u5f55\u5305\u542b\u7684\u5b57\u6bb5\u8f83\u591a\uff0c\u4e00\u884c\u4e0d\u80fd\u5b8c\u5168\u663e\u793a\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528&nbsp;<code>--vertical<\/code>&nbsp;\u53c2\u6570\u5c06\u4e00\u6761\u8bb0\u5f55\u5206\u591a\u884c\u663e\u793a\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b2: \u5206\u884c\u5bfc\u51fa dbtest \u5e93\u4e0b test \u8868\u7684\u6570\u636e\u5230\u6587\u672c\u6587\u4ef6\u4e2d\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>--vertical<\/code>&nbsp;\u53c2\u6570\u5206\u884c\u5bfc\u51fa<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p --vertical --execute=\"SELECT * FROM test;\" dbtest &gt; \"\/var\/lib\/mysql-files\/test2.txt\"\n# more test2.txt\n*************************** 1. row ***************************\nid: 1\n*************************** 2. row ***************************\nid: 2\n*************************** 3. row ***************************\nid: 3\n<\/code><\/pre>\n\n\n\n<p>\u793a\u4f8b3: \u5bfc\u51fa dbtest \u5e93\u4e0b test \u8868\u7684\u6570\u636e\u5230 HTML \u6587\u4ef6\u4e2d\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>--html<\/code>&nbsp;\u53c2\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p --html --execute=\"SELECT * FROM test;\" dbtest &gt; \"\/var\/lib\/mysql-files\/test3.html\"\n\n# more test3.html \n&lt;TABLE BORDER=1&gt;\n    &lt;TR&gt;\n    \t&lt;TH&gt;id&lt;\/TH&gt;\n    &lt;\/TR&gt;\n    &lt;TR&gt;\n    \t&lt;TD&gt;1&lt;\/TD&gt;\n    &lt;\/TR&gt;\n    &lt;TR&gt;\n    \t&lt;TD&gt;2&lt;\/TD&gt;\n    &lt;\/TR&gt;\n    &lt;TR&gt;\n    \t&lt;TD&gt;3&lt;\/TD&gt;\n    &lt;\/TR&gt;\n&lt;\/TABLE&gt;\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>id<\/th><\/tr><tr><td>1<\/td><\/tr><tr><td>2<\/td><\/tr><tr><td>3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u4e3e\u4f8b4\uff1a\u5bfc\u51fadbtest\u5e93\u4e0b\u8868test\u7684\u6570\u636e\u5230XML\u6587\u4ef6\u4e2d\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u4f7f\u7528<code>--XML<\/code>\u53c2\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p --xml --execute=\"SELECT * FROM test;\" dbtest &gt; \"\/var\/lib\/mysql-files\/test4.xml\"\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># more test4.xml \n&lt;?xml version=\"1.0\"?&gt;\n\n&lt;resultset statement=\"SELECT * FROM test\" xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"&gt;\n  &lt;row&gt;\n\t&lt;field name=\"id\"&gt;1&lt;\/field&gt;\n  &lt;\/row&gt;\n\n  &lt;row&gt;\n\t&lt;field name=\"id\"&gt;2&lt;\/field&gt;\n  &lt;\/row&gt;\n\n  &lt;row&gt;\n\t&lt;field name=\"id\"&gt;3&lt;\/field&gt;\n  &lt;\/row&gt;\n&lt;\/resultset&gt;\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"62-\u5bfc\u5165\u6587\u672c\u6587\u4ef6\">6.2 \u5bfc\u5165\u6587\u672c\u6587\u4ef6<\/h3>\n\n\n\n<p>\u5728 MySQL \u4e2d\uff0c\u65e2\u53ef\u4ee5\u5c06\u6570\u636e\u5bfc\u51fa\u5230\u5916\u90e8\u6587\u4ef6\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u4ece\u5916\u90e8\u6587\u4ef6\u5bfc\u5165\u6570\u636e\u3002MySQL \u63d0\u4f9b\u4e86\u5bfc\u5165\u6570\u636e\u7684\u5de5\u5177\uff0c\u5305\u62ec&nbsp;<code>LOAD DATA INFILE<\/code>&nbsp;\u8bed\u53e5\u548c&nbsp;<code>mysqlimport<\/code>&nbsp;\u547d\u4ee4\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-\u4f7f\u7528load-data-infile\u8bed\u53e5\u5bfc\u5165\u6587\u672c\u6587\u4ef6\">1. \u4f7f\u7528LOAD DATA INFILE\u8bed\u53e5\u5bfc\u5165\u6587\u672c\u6587\u4ef6<\/h4>\n\n\n\n<p><code>LOAD DATA INFILE<\/code>&nbsp;\u8bed\u53e5\u7528\u4e8e\u4ece\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\u4e2d\u8bfb\u53d6\u884c\uff0c\u5e76\u88c5\u5165\u4e00\u5f20\u8868\u4e2d\uff0c\u6587\u4ef6\u540d\u5fc5\u987b\u662f\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<p><code>LOAD DATA INFILE<\/code>&nbsp;\u8bed\u53e5\u7684\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LOAD DATA &#91;LOCAL] INFILE filename INTO TABLE tablename &#91;OPTIONS] &#91;IGNORE number LINES]\n\n-- OPTIONS \u9009\u9879\nFIELDS TERMINATED BY 'value'\nFIELDS &#91;OPTIONALLY] ENCLOSED BY 'value'\nFIELDS ESCAPED BY 'value'\nLINES STARTING BY 'value'\nLINES TERMINATED BY 'value'\n<\/code><\/pre>\n\n\n\n<p>\u5728 LOAD DATA INFILE \u8bed\u53e5\u4e2d\uff0c\u5173\u952e\u5b57 INFILE \u540e\u9762\u7684 filename \u6587\u4ef6\u4e3a\u5bfc\u5165\u6570\u636e\u7684\u6765\u6e90\uff1btablename \u8868\u793a\u5f85\u5bfc\u5165\u7684\u8868\u540d\uff1b[OPTIONS] \u4e3a\u53ef\u9009\u9879\uff0cOPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u4e0e SELECT...INTO OUTFILE \u8bed\u53e5\u4e2d\u7684 OPTIONS \u90e8\u5206\u76f8\u540c\uff0c\u8fd9\u91cc\u4e0d\u518d\u8d58\u8ff0\uff1b<code>IGNORE number LINES<\/code>&nbsp;\u8868\u793a\u5ffd\u7565\u6587\u4ef6\u5f00\u5934\u5904\u7684\u884c\u6570\uff0cnumber \u8868\u793a\u5ffd\u7565\u7684\u884c\u6570\u3002\u6267\u884c\u8be5\u8bed\u53e5\u9700\u8981 FILE \u6743\u9650\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"1\u7b80\u5355\u6848\u4f8b\u4e0d\u4f7f\u7528fields\u9009\u9879\u5907\u4efd-\u5bfc\u5165\u6570\u636e\">1\uff09\u7b80\u5355\u6848\u4f8b\uff1a\u4e0d\u4f7f\u7528FIELDS\u9009\u9879\u5907\u4efd\u3001\u5bfc\u5165\u6570\u636e<\/h5>\n\n\n\n<p>\u4f7f\u7528 SELECT...INTO OUTFILE \u8bed\u53e5\u5c06 atguigu \u5e93\u4e0b\u8868 account \u4e2d\u7684\u6570\u636e\u5bfc\u51fa\u5230\u6587\u672c\u6587\u4ef6\u4e2d\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SELECT * FROM dbtest.test INTO OUTFILE '\/var\/lib\/mysql-files\/test.txt';\n<\/code><\/pre>\n\n\n\n<p>\u5220\u9664\u8868 test \u4e2d\u7684\u6570\u636e\uff0c\u6267\u884c\u5b8c\u540e\u67e5\u770b\u8868\u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; DELETE FROM dbtest.test;\n\nmysql&gt; SELECT * FROM test;\nEmpty set (0.00 sec)\n<\/code><\/pre>\n\n\n\n<p>\u4ece\u6587\u672c\u6587\u4ef6 test.txt \u4e2d\u6062\u590d\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; LOAD DATA INFILE '\/var\/lib\/mysql-files\/test.txt' INTO TABLE dbtest.test;\n<\/code><\/pre>\n\n\n\n<p>\u518d\u6b21\u67e5\u8be2\u8868 test \u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SELECT * FROM test;\n1\n2\n3\n<\/code><\/pre>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"2\u590d\u6742\u6848\u4f8b\u5bfc\u5165csv\u6587\u4ef6\">2\uff09\u590d\u6742\u6848\u4f8b\uff1a\u5bfc\u5165CSV\u6587\u4ef6<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>LOAD DATA INFILE '\/path\/to\/yourfile.csv'\nINTO TABLE your_table\nFIELDS TERMINATED BY ',' \nENCLOSED BY '\"'\nLINES TERMINATED BY '\\n'\nIGNORE 1 ROWS (col1,col2,col3,...);\n<\/code><\/pre>\n\n\n\n<p><code>FIELDS TERMINATED BY ','<\/code>\uff1a\u6307\u5b9aCSV\u6587\u4ef6\u4e2d\u7684\u5b57\u6bb5\u5206\u9694\u7b26\u3002<\/p>\n\n\n\n<p><code>ENCLOSED BY '\"'<\/code>\uff1a\u6307\u5b9a\u5b57\u6bb5\u503c\u7684\u5f15\u53f7\u3002<\/p>\n\n\n\n<p><code>LINES TERMINATED BY '\\n'<\/code>\uff1a\u6307\u5b9a\u884c\u7ed3\u675f\u7b26\u3002<\/p>\n\n\n\n<p><code>IGNORE 1 ROWS<\/code>\uff1a\u5ffd\u7565\u7b2c\u4e00\u884c\u8868\u5934\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u9700\u8981\u5bfc\u5165\u7684\u8868\u7ed3\u6784\u548c\u6570\u636e\u5e76\u4e0d\u5339\u914d\uff0c\u6bd4\u5982\u8868\u7ed3\u6784\u5b58\u5728\u81ea\u589e\u7684id\u5b57\u6bb5\u3002\u5c31\u9700\u8981\u663e\u5f0f\u7684\u6307\u5b9a\u5b57\u6bb5\u540d\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f\u6362\u884c\u7b26<\/p>\n\n\n\n<p>windows \u7684\u6362\u884c\u7b26\u662f<code>\\r\\n<\/code>&nbsp;Linux \u7684\u6362\u884c\u7b26\u662f<code>\\n<\/code><\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-\u4f7f\u7528mysqlimport\u8bed\u53e5\u5bfc\u5165\u6587\u672c\u6587\u4ef6\">2. \u4f7f\u7528mysqlimport\u8bed\u53e5\u5bfc\u5165\u6587\u672c\u6587\u4ef6<\/h4>\n\n\n\n<p>mysqlimport\u547d\u4ee4\u4e5f\u53ef\u4ee5\u5bfc\u5165\u6587\u672c\u6587\u4ef6\uff0c\u800c\u4e14\u4e0d\u9700\u8981\u767b\u5f55MySQL\u5ba2\u6237\u7aef\u3002mysqlimport\u547d\u4ee4\u63d0\u4f9b\u4e86\u8bb8\u591a\u548c<code>LOAD DATA INFILE<\/code>&nbsp;\u8bed\u53e5\u76f8\u540c\u7684\u529f\u80fd\uff0c\u5927\u591a\u6570\u53c2\u6570\u76f4\u63a5\u5bf9\u5e94<code>LOAD DATA INFILE<\/code>&nbsp;\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>mysqlimport\u547d\u4ee4\u7684\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlimport -uroot -p dbname filename.txt &#91;OPTIONS]\n\n-- OPTIONS \u9009\u9879\n--fields-terminated-by=value\n--fields-enclosed-by=value\n--fields-optionally-by=value\n--lines-terminated-by=value\n--ignore-lines=n\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0cdbname \u4e3a\u5bfc\u5165\u7684\u8868\u6240\u5728\u7684\u6570\u636e\u5e93\u540d\u3002\u6ce8\u610f\uff0cmysqlimport\u547d\u4ee4\u4e0d\u6307\u5b9a\u5bfc\u5165\u6570\u636e\u5e93\u7684\u8868\u540d\uff0c\u8868\u540d\u7531\u5bfc\u5165\u6587\u4ef6\u540d\u786e\u5b9a\uff0c\u5373\u6587\u4ef6\u540d\u4f5c\u4e3a\u8868\u540d\uff0c\u5728\u5bfc\u5165\u6570\u636e\u4e4b\u524d\u8be5\u8868\u5fc5\u987b\u5b58\u5728\u3002<\/p>\n\n\n\n<p>[OPTIONS]\u4e3a\u53ef\u9009\u9879\uff0cOPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u4e0e&nbsp;<code>SELECT...INTO OUTFILE<\/code>&nbsp;\u8bed\u53e5\u4e2d OPTIONS \u90e8\u5206\u7684\u8bed\u6cd5\u76f8\u540c\uff0c\u8fd9\u91cc\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528 mysqlimport \u547d\u4ee4\u5c06 account.txt \u6587\u4ef6\u7684\u5185\u5bb9\u5bfc\u5165 atguigu \u5e93\u4e0b\u7684\u8868 account \u4e2d\uff0c\u5b57\u6bb5\u4e4b\u95f4\u4f7f\u7528\u9017\u53f7\u5206\u9694\uff0c\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u5b57\u6bb5\u503c\u4f7f\u7528\u53cc\u5f15\u53f7\u5f15\u8d77\u6765\uff0c\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\u5982\u4e0b\u3002<\/p>\n\n\n\n<p>(1) \u5c06 atguigu \u5e93\u4e0b\u8868 account \u4e2d\u7684\u6570\u636e\u5bfc\u51fa\u5230 account.txt \u6587\u4ef6\u4e2d\uff0c\u5b57\u6bb5\u4e4b\u95f4\u4f7f\u7528\u9017\u53f7\u5206\u9694\uff0c\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u5b57\u6bb5\u503c\u4f7f\u7528\u53cc\u5f15\u53f7\u5f15\u8d77\u6765\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SELECT * FROM atguigu.account INTO OUTFILE '\/var\/lib\/mysql-files\/account.txt'\nFIELDS TERMINATED BY ',' ENCLOSED BY '\"';\n<\/code><\/pre>\n\n\n\n<p>(2) \u5220\u9664\u8868 account \u4e2d\u7684\u6570\u636e\uff0c\u6267\u884c\u5b8c\u540e\u67e5\u770b\u8868\u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; DELETE FROM atguigu.account;\nmysql&gt; SELECT * FROM account;\nEmpty set (0.00 sec)\n<\/code><\/pre>\n\n\n\n<p>(3) \u4f7f\u7528 mysqlimport \u547d\u4ee4\u5c06 account.txt \u6587\u4ef6\u7684\u5185\u5bb9\u5bfc\u5165 atguigu \u5e93\u4e0b\u7684\u8868 account \u4e2d\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlimport -uroot -p atguigu '\/var\/lib\/mysql-files\/account.txt' --fields-terminated-by=',' --fields-optionally-enclosed-by='\"'\n<\/code><\/pre>\n\n\n\n<p>(4) \u518d\u6b21\u67e5\u8be2\u8868 account \u4e2d\u7684\u6570\u636e\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SELECT * FROM account;\n+----+--------+---------+\n| id | name   | balance |\n+----+--------+---------+\n| 1  | \u5f20\u4e09    | 90      |\n| 2  | \u674e\u56db    | 100     |\n| 3  | \u738b\u4e94    | 0       |\n+----+--------+---------+\n<\/code><\/pre>\n\n\n\n<p>\u9664\u4e86\u524d\u9762\u4ecb\u7ecd\u7684\u51e0\u4e2a\u9009\u9879\u4e4b\u5916\uff0cmysqlimport\u652f\u6301\u5176\u4ed6\u9009\u9879\uff0c\u5e38\u89c1\u7684\u9009\u9879\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>--columns=column_list,-c column_list\uff1a\u8be5\u9009\u9879\u91c7\u7528\u9017\u53f7\u5206\u9694\u7684\u5217\u540d\u4f5c\u4e3a\u5176\u503c\u3002\u5217\u540d\u7684\u987a\u5e8f\u53ea\u662f\u5982\u4f55\u5339\u914d\u6570\u636e\u6587\u4ef6\u5217\u548c\u8868\u5217\u3002<\/li>\n\n\n\n<li>--compress\uff0c-C\uff1a\u538b\u7f29\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u53d1\u9001\u7684\u6240\u6709\u4fe1\u606f\uff08\u5982\u679c\u4e8c\u8005\u5747\u652f\u6301\u538b\u7f29\uff09<\/li>\n\n\n\n<li>-d\uff0c--delete\uff1a\u5bfc\u5165\u6587\u672c\u6587\u4ef6\u524d\u6e05\u7a7a\u8868\u3002<\/li>\n\n\n\n<li>--force\uff0c-f\uff1a\u5ffd\u89c6\u9519\u8bef\u3002\u4f8b\u5982\uff0c\u5982\u679c\u67d0\u4e2a\u6587\u672c\u6587\u4ef6\u7684\u8868\u4e0d\u5b58\u5728\uff0c\u5c31\u7ee7\u7eed\u5904\u7406\u5176\u4ed6\u6587\u4ef6\u3002\u4e0d\u4f7f\u7528--<br>force\uff0c\u82e5\u8868\u4e0d\u5b58\u5728\uff0c\u5219mysqlimport\u9000\u51fa\u3002<\/li>\n\n\n\n<li>--host=host_name\uff0c-h host host_name\uff1a\u5c06\u6570\u636e\u5bfc\u5165\u7ed9\u5b9a\u4e3b\u673a\u4e0a\u7684MySQL\u670d\u52a1\u5668\uff0c\u9ed8\u8ba4\u4e3b\u673a\u662f<br>localhost\u3002<\/li>\n\n\n\n<li>--ignore\uff0c-i:\u53c2\u89c1--replace\u9009\u9879\u7684\u63cf\u8ff0\u3002<\/li>\n\n\n\n<li>--ignore-lines=n\uff1a\u5ffd\u89c6\u6570\u636e\u6587\u4ef6\u7684\u524dn\u884c\u3002<\/li>\n\n\n\n<li>--local\uff0c-L\uff1a\u4ece\u672c\u5730\u5ba2\u6237\u7aef\u8bfb\u5165\u8f93\u5165\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>--lock-tables\uff0c-l\uff1a\u5904\u7406\u6587\u672c\u6587\u4ef6\u524d\u9501\u5b9a\u6240\u6709\u8868\uff0c\u4ee5\u4fbf\u5199\u5165\u3002\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u6240\u6709\u8868\u5728\u670d\u52a1\u5668\u4e0a\u4fdd\u6301\u540c<br>\u6b65\u3002<\/li>\n\n\n\n<li>--password[=password],-p[password]\uff1a\u5f53\u8fde\u63a5\u670d\u52a1\u5668\u65f6\u4f7f\u7528\u7684\u5bc6\u7801\u3002\u5982\u679c\u4f7f\u7528\u77ed\u9009\u9879\u5f62\u5f0f\uff08-p\uff09\uff0c\u9009\u9879\u548c\u5bc6\u7801\u4e4b\u95f4\u4e0d\u80fd\u6709\u7a7a\u683c\u3002\u5982\u679c\u5728\u547d\u4ee4\u884c\u4e2d--password\u6216-p\u9009\u9879\u540e\u9762\u6ca1\u6709\u5bc6\u7801\u503c\uff0c\u5c31\u63d0\u793a\u8f93\u5165\u4e00\u4e2a\u5bc6\u7801\u3002<\/li>\n\n\n\n<li>--port=port_num\uff0c-P port_num\uff1a\u7528\u6237\u8fde\u63a5\u7684TCP\/IP\u7aef\u53e3\u53f7\u3002<\/li>\n\n\n\n<li>--protocol={TCP|SOCKET|PIPE|MEMORY}:\u4f7f\u7528\u7684\u8fde\u63a5\u534f\u8bae\u3002<\/li>\n\n\n\n<li>-replace\uff0c-r--replace\u548c--ignore\u9009\u9879\u63a7\u5236\u590d\u5236\u552f\u4e00\u952e\u503c\u5df2\u6709\u8bb0\u5f55\u7684\u8f93\u5165\u8bb0\u5f55\u7684\u5904\u7406\u3002\u5982\u679c\u6307\u5b9a--<br>replace\uff0c\u65b0\u884c\u66ff\u6362\u6709\u76f8\u540c\u552f\u4e00\u952e\u503c\u7684\u5df2\u6709\u884c\uff1b\u5982\u679c\u6307\u5b9a--ignore\uff0c\u590d\u5236\u5df2\u6709\u552f\u4e00\u952e\u503c\u7684\u8f93\u5165\u884c\u88ab\u8df3<br>\u8fc7\uff1b\u5982\u679c\u4e0d\u6307\u5b9a\u8fd9\u4e24\u4e2a\u9009\u9879\uff0c\u5f53\u53d1\u73b0\u4e00\u4e2a\u590d\u5236\u952e\u503c\u65f6\u4f1a\u51fa\u73b0\u4e00\u4e2a\u9519\u8bef\uff0c\u5e76\u4e14\u5ffd\u89c6\u6587\u672c\u6587\u4ef6\u7684\u5269\u4f59\u90e8\u5206\u3002<\/li>\n\n\n\n<li>--silent\uff0c-S\uff1a\u6c89\u9ed8\u6a21\u5f0f\u3002\u53ea\u6709\u51fa\u73b0\u9519\u8bef\u65f6\u624d\u8f93\u51fa\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>--user=username\uff0c-u user_name\uff1a\u5f53\u8fde\u63a5\u670d\u52a1\u5668\u65f6MysQL\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002<\/li>\n\n\n\n<li>--verbose\uff0c-V\uff1a\u5197\u957f\u6a21\u5f0f\u3002\u6253\u5370\u51fa\u7a0b\u5e8f\u64cd\u4f5c\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>--version\uff0c-V\uff1a\u663e\u793a\u7248\u672c\u4fe1\u606f\u5e76\u9000\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"7-\u6570\u636e\u5e93\u7684\u8fc1\u79fb\">7. \u6570\u636e\u5e93\u7684\u8fc1\u79fb<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"71-\u6982\u8ff0\">7.1 \u6982\u8ff0<\/h3>\n\n\n\n<p>\u6570\u636e\u8fc1\u79fb\uff08data migration\uff09\u662f\u6307\u9009\u62e9\u3001\u51c6\u5907\u3001\u63d0\u53d6\u548c\u8f6c\u6362\u6570\u636e\uff0c\u5e76\u5c06<strong>\u6570\u636e\u4ece\u4e00\u4e2a\u8ba1\u7b97\u673a\u5b58\u50a8\u7cfb\u7edf\u6c38\u4e45<br>\u5730\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8ba1\u7b97\u673a\u5b58\u50a8\u7cfb\u7edf\u7684\u8fc7\u7a0b<\/strong>\u3002\u6b64\u5916\uff0c<code>\u9a8c\u8bc1\u8fc1\u79fb\u6570\u636e\u7684\u5b8c\u6574\u6027<\/code>\u548c<code>\u9000\u5f79\u539f\u6765\u65e7\u7684\u6570\u636e\u5b58\u50a8<\/code>\uff0c\u4e5f\u88ab\u8ba4\u4e3a\u662f\u6574\u4e2a\u6570\u636e\u8fc1\u79fb\u8fc7\u7a0b\u7684\u4e00\u90e8\u5206\u3002<\/p>\n\n\n\n<p>\u6570\u636e\u5e93\u8fc1\u79fb\u7684\u539f\u56e0\u662f\u591a\u6837\u7684\uff0c\u5305\u62ec\u670d\u52a1\u5668\u6216\u5b58\u50a8\u8bbe\u5907\u66f4\u6362\u3001\u7ef4\u62a4\u6216\u5347\u7ea7\uff0c\u5e94\u7528\u7a0b\u5e8f\u8fc1\u79fb\uff0c\u7f51\u7ad9\u96c6\u6210\uff0c\u707e\u96be\u6062\u590d\u548c\u6570\u636e\u4e2d\u5fc3\u8fc1\u79fb\u3002<\/p>\n\n\n\n<p>\u6839\u636e\u4e0d\u540c\u7684\u9700\u6c42\u53ef\u80fd\u8981\u91c7\u53d6\u4e0d\u540c\u7684\u8fc1\u79fb\u65b9\u6848\uff0c\u4f46\u603b\u4f53\u6765\u8bb2\uff0cMySQL\u6570\u636e\u8fc1\u79fb\u65b9\u6848\u5927\u81f4\u53ef\u4ee5\u5206\u4e3a<code>\u7269\u7406\u8fc1\u79fb<\/code>\u548c<code>\u903b\u8f91\u8fc1\u79fb<\/code>\u4e24\u7c7b\u3002\u901a\u5e38\u4ee5\u5c3d\u53ef\u80fd\u81ea\u52a8\u5316\u7684\u65b9\u5f0f\u6267\u884c\uff0c\u4ece\u800c\u5c06\u4eba\u529b\u8d44\u6e90\u4ece\u7e41\u7410\u7684\u4efb\u52a1\u4e2d\u89e3\u653e\u51fa\u6765\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"72-\u8fc1\u79fb\u65b9\u6848\">7.2 \u8fc1\u79fb\u65b9\u6848<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7269\u7406\u8fc1\u79fb<\/li>\n<\/ul>\n\n\n\n<p>\u7269\u7406\u8fc1\u79fb\u9002\u7528\u4e8e\u5927\u6570\u636e\u91cf\u4e0b\u7684\u6574\u4f53\u8fc1\u79fb\u3002\u4f7f\u7528\u7269\u7406\u8fc1\u79fb\u65b9\u6848\u7684\u4f18\u70b9\u662f\u6bd4\u8f83\u5feb\u901f\uff0c\u4f46\u9700\u8981\u505c\u673a\u8fc1\u79fb\u5e76\u4e14\u8981\u6c42MySQL\u7248\u672c\u53ca\u914d\u7f6e\u5fc5\u987b\u548c\u539f\u670d\u52a1\u5668\u76f8\u540c\uff0c\u4e5f\u53ef\u80fd\u5f15\u8d77\u672a\u77e5\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u7269\u7406\u8fc1\u79fb\u5305\u62ec\u62f7\u8d1d\u6570\u636e\u6587\u4ef6\u548c\u4f7f\u7528XtraBackup\u5907\u4efd\u5de5\u5177\u4e24\u79cd\u3002<\/p>\n\n\n\n<p>\u4e0d\u540c\u670d\u52a1\u5668\u4e4b\u95f4\u53ef\u4ee5\u91c7\u7528\u7269\u7406\u8fc1\u79fb\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u65b0\u7684\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u597d\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u8f6f\u4ef6\uff0c\u521b\u5efa\u597d\u76f8\u540c\u76ee\u5f55\uff0c\u5efa\u8bae\u914d\u7f6e\u6587\u4ef6\u4e5f\u8981\u548c\u539f\u6570\u636e\u5e93\u76f8\u540c\uff0c\u7136\u540e\u4ece\u539f\u6570\u636e\u5e93\u65b9\u62f7\u8d1d\u6765\u6570\u636e\u6587\u4ef6\u53ca\u65e5\u5fd7\u6587\u4ef6\uff0c\u914d\u7f6e\u597d\u6587\u4ef6\u7ec4\u6743\u9650\uff0c\u4e4b\u540e\u5728\u65b0\u670d\u52a1\u5668\u8fd9\u8fb9\u4f7f\u7528mysqld\u547d\u4ee4\u542f\u52a8\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u903b\u8f91\u8fc1\u79fb<\/li>\n<\/ul>\n\n\n\n<p>\u903b\u8f91\u8fc1\u79fb\u9002\u7528\u8303\u56f4\u66f4\u5e7f\uff0c\u65e0\u8bba\u662f<code>\u90e8\u5206\u8fc1\u79fb<\/code>\u8fd8\u662f<code>\u5168\u91cf\u8fc1\u79fb<\/code>\uff0c\u90fd\u53ef\u4ee5\u4f7f\u7528\u903b\u8f91\u8fc1\u79fb\u3002\u903b\u8f91\u8fc1\u79fb\u4e2d\u4f7f\u7528\u6700\u591a\u7684\u5c31\u662f\u901a\u8fc7mysqldump\u7b49\u5907\u4efd\u5de5\u5177\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"73-\u8fc1\u79fb\u6ce8\u610f\u70b9\">7.3 \u8fc1\u79fb\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-\u76f8\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9\">1. \u76f8\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9<\/h4>\n\n\n\n<p>\u6307\u7684\u662f\u5728\u4e3b\u7248\u672c\u53f7\u76f8\u540c\u7684MySQL\u6570\u636e\u5e93\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u5e93\u79fb\u52a8\u3002<\/p>\n\n\n\n<p>**\u65b9\u5f0f 1\uff1a**\u56e0\u4e3a\u8fc1\u79fb\u524d\u540eMySQL\u6570\u636e\u5e93\u7684<code>\u4e3b\u7248\u672c\u53f7\u76f8\u540c<\/code>\uff0c\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7\u590d\u5236\u6570\u636e\u5e93\u76ee\u5f55\u6765\u5b9e\u73b0\u6570\u636e\u5e93\u8fc1\u79fb\uff0c\u4f46\u662f\u7269\u7406\u8fc1\u79fb\u65b9\u5f0f\u53ea\u9002\u7528\u4e8eMyISAM\u5f15\u64ce\u7684\u8868\u3002\u5bf9\u4e8eInnoDB\u8868\uff0c\u4e0d\u80fd\u7528\u76f4\u63a5\u590d\u5236\u6587\u4ef6\u7684\u65b9\u5f0f\u5907\u4efd\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<p>**\u65b9\u5f0f 2\uff1a**\u6700\u5e38\u89c1\u548c\u6700\u5b89\u5168\u7684\u65b9\u5f0f\u662f\u4f7f\u7528<code>mysqldump\u547d\u4ee4<\/code>\u5bfc\u51fa\u6570\u636e\uff0c\u7136\u540e\u5728\u76ee\u6807\u6570\u636e\u5e93\u670d\u52a1\u5668\u4e2d\u4f7f\u7528MySQL\u547d\u4ee4\u5bfc\u5165\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># host1\u7684\u673a\u5668\u4e2d\u5907\u4efd\u6240\u6709\u6570\u636e\u5e93 ,\u5e76\u5c06\u6570\u636e\u5e93\u8fc1\u79fb\u5230\u540d\u4e3a host2\u7684\u673a\u5668\u4e0a\nmysqldump \u2013h host1 \u2013uroot \u2013p \u2013-all-databases | \nmysql \u2013h host2 \u2013uroot \u2013p\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u8bed\u53e5\u4e2d\uff0c\u201c<code>|<\/code>\u201d\u7b26\u53f7\u8868\u793a\u7ba1\u9053\uff0c\u5176\u4f5c\u7528\u662f\u5c06mysqldump\u5907\u4efd\u7684\u6587\u4ef6\u7ed9mysql\u547d\u4ee4<\/p>\n\n\n\n<p><code>--all-databases<\/code>&nbsp;\u8868\u793a\u8981\u8fc1\u79fb\u6240\u6709\u7684\u6570\u636e\u5e93\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u76f4\u63a5\u5b9e\u73b0\u8fc1\u79fb\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-\u4e0d\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9\">2. \u4e0d\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9<\/h4>\n\n\n\n<p>\u4f8b\u5982\uff0c\u539f\u6765\u5f88\u591a\u670d\u52a1\u5668\u4f7f\u75285.7\u7248\u672c\u7684MySQL\u6570\u636e\u5e93\uff0c\u57288.0\u7248\u672c\u63a8\u51fa\u6765\u4ee5\u540e\uff0c\u6539\u8fdb\u4e865.7\u7248\u672c\u7684\u5f88\u591a\u7f3a\u9677\uff0c\u56e0\u6b64\u9700\u8981\u628a\u6570\u636e\u5e93\u5347\u7ea7\u52308.0\u7248\u672c\u3002<\/p>\n\n\n\n<p>\u65e7\u7248\u672c\u4e0e\u65b0\u7248\u672c\u7684MySQL\u53ef\u80fd\u4f7f\u7528\u4e0d\u540c\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6\uff0c\u4f8b\u5982\u6709\u7684\u65e7\u7248\u672c\u4e2d\u4f7f\u7528latin1\u4f5c\u4e3a\u9ed8\u8ba4\u5b57\u7b26\u96c6\uff0c\u800c\u6700\u65b0\u7248\u672c\u7684MySQL\u9ed8\u8ba4\u5b57\u7b26\u96c6\u4e3autf8mb4\u3002\u5982\u679c\u6570\u636e\u5e93\u4e2d\u6709\u4e2d\u6587\u6570\u636e\uff0c\u90a3\u4e48\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\u9700\u8981<code>\u5bf9\u9ed8\u8ba4\u5b57\u7b26\u96c6\u8fdb\u884c\u4fee\u6539<\/code>\uff0c\u4e0d\u7136\u53ef\u80fd\u65e0\u6cd5\u6b63\u5e38\u663e\u793a\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u9ad8\u7248\u672c\u7684MySQL\u6570\u636e\u5e93\u901a\u5e38\u90fd\u4f1a<code>\u517c\u5bb9\u4f4e\u7248\u672c<\/code>\uff0c\u56e0\u6b64\u53ef\u4ee5\u4ece\u4f4e\u7248\u672c\u7684MySQL\u6570\u636e\u5e93\u8fc1\u79fb\u5230\u9ad8\u7248\u672c\u7684MySQL\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-\u4e0d\u540c\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9\">3. \u4e0d\u540c\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u6ce8\u610f\u70b9<\/h4>\n\n\n\n<p>\u4e0d\u540c\u6570\u636e\u5e93\u4e4b\u95f4\u8fc1\u79fb\u662f\u6307\u4ece\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u5e93\u8fc1\u79fb\u5230MySQL\u6570\u636e\u5e93\uff0c\u6216\u8005\u4eceMySQL\u6570\u636e\u5e93\u8fc1\u79fb\u5230\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u5e93\u3002\u8fd9\u79cd\u8fc1\u79fb\u6ca1\u6709\u666e\u9002\u7684\u89e3\u51b3\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u8fc1\u79fb\u4e4b\u524d\uff0c\u9700\u8981\u4e86\u89e3\u4e0d\u540c\u6570\u636e\u5e93\u7684\u67b6\u6784\uff0c&nbsp;<code>\u6bd4\u8f83\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u5f02<\/code>\u3002\u4e0d\u540c\u6570\u636e\u5e93\u4e2d\u5b9a\u4e49\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u7684<code>\u5173\u952e\u5b57\u53ef\u80fd\u4f1a\u4e0d\u540c<\/code>\u3002\u4f8b\u5982\uff0cMySQL\u4e2d\u65e5\u671f\u5b57\u6bb5\u5206\u4e3aDATE\u548cTIME\u4e24\u79cd\uff0c\u800cORACLE\u65e5\u671f\u5b57\u6bb5\u53ea\u6709DATE\uff1bSQL Server\u6570\u636e\u5e93\u4e2d\u6709ntext\u3001Image\u7b49\u6570\u636e\u7c7b\u578b\uff0cMySQL\u6570\u636e\u5e93\u6ca1\u6709\u8fd9\u4e9b\u6570\u636e\u7c7b\u578b\uff1bMySQL\u652f\u6301\u7684ENUM\u548cSET\u7c7b\u578b\uff0c\u8fd9\u4e9bSQLServer\u6570\u636e\u5e93\u4e0d\u652f\u6301\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0c\u6570\u636e\u5e93\u5382\u5546\u5e76\u6ca1\u6709\u5b8c\u5168\u6309\u7167SQL\u6807\u51c6\u6765\u8bbe\u8ba1\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u5bfc\u81f4\u4e0d\u540c\u7684\u6570\u636e\u5e93\u7cfb\u7edf\u7684<code>SQL\u8bed\u53e5\u6709\u5dee\u522b<\/code>\u3002\u4f8b\u5982\uff0c\u5fae\u8f6f\u7684SQLServer\u8f6f\u4ef6\u4f7f\u7528\u7684\u662fT-SQL\u8bed\u53e5\uff0cT-SQL\u4e2d\u5305\u542b\u4e86\u975e\u6807\u51c6\u7684SQL\u8bed\u53e5\uff0c\u4e0d\u80fd\u548cMySQL\u7684SQL\u8bed\u53e5\u517c\u5bb9\u3002<\/p>\n\n\n\n<p>\u4e0d\u540c\u7c7b\u578b\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u5dee\u5f02\u9020\u6210\u4e86<code>\u4e92\u76f8\u8fc1\u79fb\u7684\u56f0\u96be<\/code>\uff0c\u8fd9\u4e9b\u5dee\u5f02\u5176\u5b9e\u662f\u5546\u4e1a\u516c\u53f8\u6545\u610f\u9020\u6210\u7684\u6280\u672f\u58c1\u5792\u3002\u4f46\u662f\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u8fc1\u79fb\u5e76<code>\u4e0d\u662f\u5b8c\u5168\u4e0d\u53ef\u80fd<\/code>\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528&nbsp;<code>MyODBC<\/code>&nbsp;\u5b9e\u73b0MySQL\u548cSQLServer\u4e4b\u95f4\u7684\u8fc1\u79fb\u3002MySQL\u5b98\u65b9\u63d0\u4f9b\u7684\u5de5\u5177<code>MySQL Migration Toolkit<\/code>&nbsp;\u4e5f\u53ef\u4ee5\u5728\u4e0d\u540c\u6570\u636e\u5e93\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u8fc1\u79fb\u3002MySQL\u8fc1\u79fb\u5230Oracle\u65f6\uff0c\u9700\u8981\u4f7f\u7528mysqldump\u547d\u4ee4\u5bfc\u51fasql\u6587\u4ef6\uff0c\u7136\u540e\uff0c \u624b\u52a8\u66f4\u6539sql\u6587\u4ef6\u4e2d\u7684CREATE\u8bed\u53e5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"74-\u8fc1\u79fb\u5c0f\u7ed3\">7.4 \u8fc1\u79fb\u5c0f\u7ed3<\/h3>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"894\" width=\"1758\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/1a149ce5c3684a8ca8e56cfa886202e7.png\" alt=\"\"><img loading=\"lazy\" decoding=\"async\" height=\"15\" width=\"15\" src=\"blob:https:\/\/eve2333.top\/5739209e-5e2b-4407-bf1a-051bb160f6ef\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"8-\u8bef\u5220\u6570\u636e\u7684\u9884\u9632\u65b9\u6848\u548c\u6062\u590d\u65b9\u6848\">8. \u8bef\u5220\u6570\u636e\u7684\u9884\u9632\u65b9\u6848\u548c\u6062\u590d\u65b9\u6848<\/h2>\n\n\n\n<p>\u4f20\u7edf\u7684\u9ad8\u53ef\u7528\u67b6\u6784\u662f\u4e0d\u80fd\u9884\u9632\u8bef\u5220\u6570\u636e\u7684\uff0c\u56e0\u4e3a\u4e3b\u5e93\u7684\u4e00\u4e2adrop table\u547d\u4ee4\uff0c\u4f1a\u901a\u8fc7binlog\u4f20\u7ed9\u6240\u6709\u4ece\u5e93<br>\u548c\u7ea7\u8054\u4ece\u5e93\uff0c\u8fdb\u800c\u5bfc\u81f4\u6574\u4e2a\u96c6\u7fa4\u7684\u5b9e\u4f8b\u90fd\u4f1a\u6267\u884c\u8fd9\u4e2a\u547d\u4ee4\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u627e\u5230\u89e3\u51b3\u8bef\u5220\u6570\u636e\u7684\u66f4\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u6211\u4eec\u9700\u8981\u5148\u5bf9\u548cMySQL\u76f8\u5173\u7684\u8bef\u5220\u6570\u636e\uff0c\u505a\u4e0b\u5206\u7c7b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528delete\u8bed\u53e5\u8bef\u5220\u6570\u636e\u884c\uff1b<\/li>\n\n\n\n<li>\u4f7f\u7528drop table\u6216\u8005truncate table\u8bed\u53e5\u8bef\u5220\u6570\u636e\u8868;<\/li>\n\n\n\n<li>\u4f7f\u7528drop database\u8bed\u53e5\u8bef\u5220\u6570\u636e\u5e93\uff1b<\/li>\n\n\n\n<li>\u4f7f\u7528rm\u547d\u4ee4\u8bef\u5220\u6574\u4e2aMySQL\u5b9e\u4f8b\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"81-delete-\u8bef\u5220\u6570\u636e\u884c\">8.1 DELETE \u8bef\u5220\u6570\u636e\u884c<\/h3>\n\n\n\n<p><strong>\u9884\u9632\u65b9\u6848<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ee3\u7801\u4e0a\u7ebf\u524d\uff0c\u5fc5\u987b<code>SQL\u5ba1\u67e5\u3001\u5ba1\u8ba1<\/code>\u3002<\/li>\n\n\n\n<li>\u5efa\u8bae\u5f00\u542f\u5b89\u5168\u6a21\u5f0f\uff0c\u628a<code>sql_safe_updates<\/code>\u53c2\u6570\u7684\u503c\u8bbe\u7f6e\u4e3a<code>ON<\/code>\u3002\u5f3a\u5236\u8981\u6c42\u6bcf\u6b21\u6267\u884c\u00a0<code>UPDATE\/DELETE<\/code>\u00a0\u64cd\u4f5c\u7684\u65f6\u5019\uff0cWHERE \u6761\u4ef6\u540e\u9762\u90fd\u9700\u8981\u8ddf\u7d22\u5f15\u5b57\u6bb5\u3002\u5982\u679c\u6ca1\u6709\u52a0 WHERE \u6761\u4ef6\uff0c\u6216\u8005 WHERE \u6761\u4ef6\u540e\u9762\u6ca1\u6709\u7d22\u5f15\u5b57\u6bb5\uff0c\u5fc5\u987b\u4f7f\u7528 LIMIT \u5173\u952e\u5b57\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u6570\u636e\u6062\u590d\u65b9\u6848<\/strong><\/p>\n\n\n\n<p>\u4f7f\u7528<code>Flashback<\/code>\u5de5\u5177\u6062\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u539f\u7406\uff1a<code>\u4fee\u6539 binlog&nbsp;<\/code>\u5185\u5bb9\uff0c\u62ff\u56de\u539f\u5e93\u91cd\u653e\u3002\u5982\u679c\u8bef\u5220\u6570\u636e\u6d89\u53ca\u5230\u4e86\u591a\u4e2a\u4e8b\u52a1\u7684\u8bdd\uff0c\u9700\u8981\u5c06\u4e8b\u52a1\u7684\u987a\u5e8f\u8c03\u8fc7\u6765\u518d\u6267\u884c\u3002<br>\u4f7f\u7528\u524d\u63d0\uff1abinlog_format=row \u548c binlog_row_image=FULL\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"82-truncatedrop\u8bef\u5220\u6570\u636e\u5e93\u8868\">8.2 truncate\/drop\uff1a\u8bef\u5220\u6570\u636e\u5e93\/\u8868<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u80cc\u666f\">\u80cc\u666f<\/h4>\n\n\n\n<p>delete\u5168\u8868\u662f\u5f88\u6162\u7684\uff0c\u9700\u8981\u751f\u6210\u56de\u6eda\u65e5\u5fd7\u3001\u5199redo\u3001\u5199binlog\u3002\u6240\u4ee5\uff0c\u4ece\u6027\u80fd\u89d2\u5ea6\u8003\u8651\uff0c\u4f18\u5148\u8003\u8651\u4f7f\u7528truncate table\u6216\u8005drop table\u547d\u4ee4\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528delete\u547d\u4ee4\u5220\u9664\u7684\u6570\u636e\uff0c\u4f60\u8fd8\u53ef\u4ee5\u7528Flashback\u6765\u6062\u590d\u3002\u800c\u4f7f\u7528truncate\/drop table\u548cdrop database\u547d\u4ee4\u5220\u9664\u7684\u6570\u636e\uff0c\u5c31\u6ca1\u529e\u6cd5\u901a\u8fc7Flashback\u6765\u6062\u590d\u4e86\u3002\u56e0\u4e3a\uff0c\u5373\u4f7f\u6211\u4eec\u914d\u7f6e\u4e86binlog_format=row\uff0c\u6267\u884c\u8fd9\u4e09\u4e2a\u547d\u4ee4\u65f6\uff0c\u8bb0\u5f55\u7684binlog\u8fd8\u662fstatement\u683c\u5f0f\u3002binlog\u91cc\u9762\u5c31\u53ea\u6709\u4e00\u4e2atruncate\/drop\u8bed\u53e5\uff0c\u8fd9\u4e9b\u4fe1\u606f\u662f\u6062\u590d\u4e0d\u51fa\u6570\u636e\u7684\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u9884\u9632\u65b9\u6848\">\u9884\u9632\u65b9\u6848<\/h4>\n\n\n\n<p>\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u53ef\u4ee5\u91c7\u7528\u4e0b\u9762\u5efa\u8bae\u7684\u65b9\u6848\u6765\u5c3d\u91cf\u907f\u514d\u4f7f\u7528 TRUNCATE\/DROP \u8bed\u53e5\u8bef\u5220\u6570\u636e\u5e93\/\u8868\u3002<\/p>\n\n\n\n<p><strong>\uff081\uff09\u8d26\u6237\u6743\u9650\u5206\u79bb\u3002<\/strong><\/p>\n\n\n\n<p>\u5bf9\u4e8e\u6838\u5fc3\u7684\u6570\u636e\u5e93\uff0c\u4e00\u822c<code>\u4e0d\u80fd\u968f\u4fbf\u5206\u914d\u5199\u6743\u9650<\/code>\u3002\u60f3\u8981\u83b7\u53d6\u5199\u6743\u9650\uff0c\u9700\u8981\u8fdb\u884c<code>\u5ba1\u6279<\/code>\uff0c\u5e76\u4e14\u4e0d\u540c\u7684\u8d26\u53f7\u3001\u4e0d\u540c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u8981\u8fdb\u884c\u6743\u9650\u5206\u79bb\uff0c\u907f\u514d\u4e00\u4e2a\u8d26\u6237\u53ef\u4ee5\u5220\u9664\u6240\u6709\u6570\u636e\u5e93\u3002\u4f8b\u5982\uff0c\u53ea\u6388\u4e88\u4e1a\u52a1\u5f00\u53d1\u4eba\u5458 DML \u6743\u9650\uff0c\u800c\u4e0d\u7ed9\u4e88\u5176 TRUNCATE\/DROP \u6743\u9650\u3002\u5373\u4f7f\u662f DBA \u56e2\u961f\u4eba\u5458\uff0c\u65e5\u5e38\u4e5f\u53ea\u80fd\u4f7f\u7528<code>\u53ea\u8bfb\u8d26\u53f7<\/code>\uff0c\u5728\u5fc5\u8981\u7684\u65f6\u5019\u624d\u80fd\u4f7f\u7528\u6709\u66f4\u65b0\u6743\u9650\u7684\u8d26\u53f7\u3002<\/p>\n\n\n\n<p><strong>\uff082\uff09\u5236\u5b9a\u64cd\u4f5c\u89c4\u8303\u3002<\/strong><\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5728\u5220\u9664\u6570\u636e\u5e93\u4e4b\u524d\uff0c\u5148\u5bf9\u8be5\u8868\u6267\u884c\u6267\u884c\u91cd\u547d\u540d\u64cd\u4f5c\uff08\u6bd4\u5982\u52a0<code>_to_be_deleted<\/code>\uff09\uff0c\u786e\u4fdd\u5bf9\u4e1a\u52a1\u65e0\u5f71\u54cd\u540e\u518d\u5220\u9664\u8be5\u5f20\u8868\u3002<\/p>\n\n\n\n<p><strong>\uff083\uff09\u8bbe\u7f6e\u5ef6\u8fdf\u590d\u5236\u5907\u5e93\u3002<\/strong><\/p>\n\n\n\n<p>\u7b80\u5355\u5730\u8bf4\uff0c\u5ef6\u8fdf\u590d\u5236\u5c31\u662f\u8bbe\u7f6e\u4e00\u4e2a\u56fa\u5b9a\u7684\u5ef6\u8fdf\u65f6\u95f4\uff0c\u901a\u8fc7&nbsp;<code>CHANGE MASTER TO MASTER_DELAY=N<\/code>&nbsp;\u547d\u4ee4\u53ef\u4ee5\u6307\u5b9a\u8fd9\u4e2a\u5907\u5e93\u6301\u7eed\u4fdd\u6301\u8ddf\u4e3b\u5e93\u6709 N \u79d2\u7684\u5ef6\u8fdf\uff0c\u4f8b\u5982\uff0c\u8bbe\u7f6e\u4e3a 3600 \u79d2\uff0c\u8868\u793a\u8ba9\u4ece\u5e93\u843d\u540e\u4e3b\u5e93 1 \u5c0f\u65f6\u3002\u5ef6\u8fdf\u590d\u5236\u53ef\u4ee5\u5728\u6570\u636e\u5e93\u88ab\u8bef\u64cd\u4f5c\u540e\uff0c\u5feb\u901f\u5730\u6062\u590d\u6570\u636e\u3002\u4f8b\u5982\uff0c\u6709\u4eba\u8bef\u64cd\u4f5c\u4e86\u4e3b\u5e93\u4e2d\u7684\u67d0\u5f20\u8868\uff0c\u90a3\u4e48\uff0c\u5728\u5ef6\u8fdf\u65f6\u95f4\u5185\uff0c\u4ece\u5e93\u4e2d\u7684\u6570\u636e\u5e76\u6ca1\u6709\u53d1\u751f\u6539\u53d8\uff0c\u5c31\u53ef\u4ee5\u7528\u4ece\u5e93\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5feb\u901f\u6062\u590d\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u5ef6\u8fdf\u590d\u5236\u8fd8\u53ef\u4ee5\u7528\u6765\u89e3\u51b3\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7528\u6765\u505a<code>\u5ef6\u8fdf\u6d4b\u8bd5<\/code>\uff0c\u6bd4\u5982\u505a\u597d\u7684\u6570\u636e\u5e93\u8bfb\u5199\u5206\u79bb\uff0c\u628a\u4ece\u5e93\u4f5c\u4e3a\u8bfb\u5e93\uff0c\u90a3\u4e48\u60f3\u77e5\u9053\u5f53\u6570\u636e\u4ea7\u751f\u5ef6\u8fdf\u7684\u65f6\u5019\u5230\u5e95\u4f1a\u53d1\u751f\u4ec0\u4e48\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u7279\u6027\u6a21\u62df\u5ef6\u8fdf\u3002<\/li>\n\n\n\n<li>\u7528\u4e8e<code>\u8001\u6570\u636e\u7684\u67e5\u8be2\u7b49\u9700\u6c42<\/code>\uff0c\u6bd4\u5982\u4f60\u7ecf\u5e38\u9700\u8981\u67e5\u770b\u67d0\u5929\u524d\u4e00\u4e2a\u8868\u6216\u8005\u5b57\u6bb5\u7684\u6570\u503c\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u628a\u5907\u4efd\u6062\u590d\u540e\u8fdb\u884c\u67e5\u770b\uff0c\u5982\u679c\u6709\u5ef6\u8fdf\u4ece\u5e93\uff0c\u6bd4\u5982\u5ef6\u8fdf\u4e00\u5468\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u89e3\u51b3\u8fd9\u6837\u7c7b\u4f3c\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u6570\u636e\u6062\u590d\u65b9\u6848\">\u6570\u636e\u6062\u590d\u65b9\u6848<\/h4>\n\n\n\n<p>\u4f7f\u7528 TRUNCATE\/DROP \u8bed\u53e5\u5220\u6389\u7684\u6570\u636e\u662f\u6ca1\u6cd5\u901a\u8fc7\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6062\u590d\u7684\u3002\u56e0\u4e3a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u91cc\u9762\u53ea\u6709\u4e00\u6761 TRUNCATE\/DROP \u8bed\u53e5\uff0c\u5355\u51ed\u8fd9\u4e9b\u4fe1\u606f\u662f\u65e0\u6cd5\u6062\u590d\u6570\u636e\u7684\u3002<\/p>\n\n\n\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8981\u60f3\u6062\u590d\u6570\u636e\uff0c\u5c31\u9700\u8981\u91c7\u7528<code>\u5168\u91cf\u5907\u4efd+\u589e\u91cf\u65e5\u5fd7<\/code>\u7684\u65b9\u6848\u3002\u8be5\u65b9\u6848\u8981\u6c42\u7ebf\u4e0a\u5b9a\u671f\u7684\u5168\u91cf\u5907\u4efd\uff0c\u5e76\u4e14\u5b9e\u65f6\u5907\u4efd\u4e8c\u8fdb\u5236\u65e5\u5fd7\u3002\u5728\u8fd9\u4e24\u4e2a\u6761\u4ef6\u90fd\u5177\u5907\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6062\u590d\u6570\u636e\uff1b\u5426\u5219\u4f7f\u7528\u672c\u7ae0\u8bb2\u5230\u7684\u7269\u7406\u5907\u4efd\u6216\u903b\u8f91\u5907\u4efd\u7684\u65b9\u5f0f\u6062\u590d\u8bef\u64cd\u4f5c\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p><strong>\u4f8b\u5982<\/strong>: \u6709\u4eba\u8bef\u5220\u4e86\u4e00\u4e2a\u5e93\uff0c\u65f6\u95f4\u4e3a\u4e0b\u53483\u70b9\u3002\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u53d6\u6700\u8fd1\u4e00\u6b21<code>\u5168\u91cf\u5907\u4efd<\/code>\u3002\u5047\u8bbe\u8bbe\u7f6e\u6570\u636e\u5e93\u5907\u4efd\u662f\u4e00\u5929\u4e00\u5907\uff0c\u6700\u8fd1\u5907\u4efd\u6570\u636e\u662f\u5f53\u5929<code>\u51cc\u66682\u70b9<\/code>\uff1b<\/li>\n\n\n\n<li>\u7528\u5907\u4efd\u6062\u590d\u51fa\u4e00\u4e2a<code>\u4e34\u65f6\u5e93<\/code>\uff1b\uff08\u6ce8\u610f\uff1a\u8fd9\u91cc\u9009\u62e9\u4e34\u65f6\u5e93\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u64cd\u4f5c\u4e3b\u5e93\uff09<\/li>\n\n\n\n<li>\u53d6\u51fa\u51cc\u66682\u70b9\u4e4b\u540e\u7684binlog\u65e5\u5fd7\uff1b<\/li>\n\n\n\n<li>\u5254\u9664\u8bef\u5220\u9664\u6570\u636e\u7684\u8bed\u53e5\u5916\uff0c\u5176\u5b83\u8bed\u53e5\u5168\u90e8\u5e94\u7528\u5230\u4e34\u65f6\u5e93\u3002\uff08\u524d\u9762\u8bb2\u8fc7binlog\u7684\u6062\u590d\uff09<\/li>\n\n\n\n<li>\u6700\u540e\u6062\u590d\u5230\u4e3b\u5e93<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" 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