{"id":897,"date":"2025-03-22T14:21:17","date_gmt":"2025-03-22T06:21:17","guid":{"rendered":"https:\/\/eve2333.top\/?p=897"},"modified":"2025-03-22T14:21:18","modified_gmt":"2025-03-22T06:21:18","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-pa-5","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=897","title":{"rendered":"MySQL\u6570\u636e\u5e93\u5165\u95e8\u5230\u5927\u86c7\u5c1a\u7845\u8c37\u5b8b\u7ea2\u5eb7\u8001\u5e08\u7b14\u8bb0 \u9ad8\u7ea7\u7bc7 part 5"},"content":{"rendered":"\n

 \u7b2c05\u7ae0_\u5b58\u50a8\u5f15\u64ce<\/h1>\n\n\n\n

\u4e3a\u4e86\u7ba1\u7406\u65b9\u4fbf\uff0c\u4eba\u4eec\u628a\u8fde\u63a5\u7ba1\u7406\u3001\u67e5\u8be2\u7f13\u5b58\u3001\u8bed\u6cd5\u89e3\u6790\u3001\u67e5\u8be2\u4f18\u5316\u8fd9\u4e9b\u5e76\u4e0d\u6d89\u53ca\u771f\u5b9e\u6570\u636e\u5b58\u50a8\u7684\u529f\u80fd\u5212\u5206\u4e3aMySQLserver\u7684\u529f\u80fd\uff0c\u628a\u771f\u5b9e\u5b58\u53d6\u6570\u636e\u7684\u529f\u80fd\u5212\u5206\u4e3a\u5b58\u50a8\u5f15\u64ce\u7684\u529f\u80fd\u3002\u6240t\u4ee5\u5728MySQLserver\u5b8c\u6210\u4e86\u67e5\u8be2\u4f18\u5316\u540e\uff0c\u53ea\u9700\u6309\u7167\u751f\u6210\u7684\u6267\u884c\u8ba1\u5212\u8c03\u7528\u5e95\u5c42\u5b58\u50a8\u5f15\u64ce\u63d0\u4f9b\u7684API\uff0c\u83b7\u53d6\u5230\u6570\u636e\u540e\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u5c31\u597d\u4e86\u3002
MySQL\u4e2d\u63d0\u5230\u4e86\u5b58\u50a8\u5f15\u64ce\u7684\u6982\u5ff5\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u5b58\u50a8\u5f15\u64ce\u5c31\u662f\u6307\u8868\u7684\u7c7b\u578b\u3002\u5176\u5b9e\u5b58\u50a8\u5f15\u64ce\u4ee5\u524d\u53eb\u505a\u8868\u5904\u7406\u5668\uff0c\u540e\u6765\u6539\u540d\u4e3a\u5b58\u50a8\u5f15\u64ce\uff0c\u5b83\u7684\u529f\u80fd\u5c31\u662f\u63a5\u6536\u4e0a\u5c42\u4f20\u4e0b\u6765\u7684\u6307\u4ee4\uff0c\u7136\u540e\u5bf9\u8868\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u63d0\u53d6\u6216\u5199\u5165\u64cd\u4f5c\u3002<\/strong><\/p>\n\n\n\n

show engines;  \u5373\u53ef\u67e5\u770b\u5b58\u50a8\u5f15\u64ce<\/code><\/pre>\n\n\n\n
\"\"<\/p>\n\n\n\n
  2.\u8bbe\u7f6e\u7cfb\u7edf\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce<\/h2>\n\n\n\n
\u67e5\u770b\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce\uff1a\nshow variables like '%storage_engine%';\n#\u6216\nSELECT @@default_storage_engine;<\/code><\/pre>\n\n\n\n
\u5982\u679c\u5728\u521b\u5efa\u8868\u7684\u8bed\u53e5\u4e2d\u6ca1\u6709\u663e\u5f0f\u6307\u5b9a\u8868\u7684\u5b58\u50a8\u5f15\u64ce\u7684\u8bdd\uff0c\u90a3\u5c31\u4f1a\u9ed8\u8ba4\u4f7f\u7528InnoDB\u4f5c\u4e3a\u8868\u7684\u5b58\u50a8\u5f15\u64ce\u3002\u5982\u679c\u6211\u4eec\u60f3\u6539\u53d8\u8868\u7684\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce\u7684\u8bdd\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u542f\u52a8\u670d\u52a1\u5668\u7684\u547d\u4ee4\u884c\uff1a<\/p>\n\n\n\n
SET DEFAULT_STORAGE_ENGINE=MyISAM;<\/code><\/pre>\n\n\n\n
\u00b7\u4fee\u6539\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce
\u5982\u679c\u5728\u521b\u5efa\u8868\u7684\u8bed\u53e5\u4e2d\u6ca1\u6709\u663e\u5f0f\u6307\u5b9a\u8868\u7684\u5b58\u50a8\u5f15\u64ce\u7684\u8bdd\uff0c\u90a3\u5c31\u4f1a\u9ed8\u8ba4\u4f7f\u7528InnoDB\u4f5c\u4e3a\u8868\u7684\u5b58\u50a8\u5f15\u64ce\u3002\u5982\u679c\u6211\u4eec\u60f3\u6539\u53d8\u8868\u7684\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce\u7684\u8bdd\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u542f\u52a8\u670d\u52a1\u5668\u7684\u547d\u4ee4\u884c\uff1a<\/p>\n\n\n\n
SET DEFAULT_STORAGE_ENGINE=MyISAM;\n\n\n\u6216\u8005\u4fee\u6539my.cnf\u6587\u4ef6\uff1a\ndeflault-storage-engine=MyISAM\n#\u91cd\u542f\u670d\u52a1\nsystemctl restart mysqld.service<\/code><\/pre>\n\n\n\n
\u63a5\u4e0b\u6765\u6211\u4eec<\/p>\n\n\n\n
show variables like 'datadir'\n\n\u5f53\u6211\u4eec\u6307\u660e\u7c7b\u578b\u65f6,\u6bd4\u5982:\ncreate table emp4(id int) engine=InnodB;   #MyISAM\n\u518dcd\u4e00\u4e0b   cd \/var\/lib\/mysql\nll\u67e5\u770b,\u53d1\u73b0\u6ca1\u4fee\u6539InnodB\u4e4b\u524d\u662fibd\u7684\u683c\u5f0f,\u4fee\u6539\u540eMyISAM\u5219\u4e3asdi\u548cMYD,MYI\u7684\u683c\u5f0f<\/code><\/pre>\n\n\n\n
4.\u5f15\u64ce\u4ecb\u7ecd<\/h2>\n\n\n\n
4.1InnoDB\u5f15\u64ce\uff1a\u5177\u5907\u5916\u952e\u652f\u6301\u529f\u80fd\u7684\u4e8b\u52a1\u5b58\u50a8\u5f15\u64ce (\u524d\u9762\u63d0\u8fc7\u5b9e\u9645\u4e0a\u5f88\u591a\u65f6\u5019\u4e0d\u5efa\u8bae\u4f7f\u7528\u5916\u952e)<\/h3>\n\n\n\n
    \n
  • MySQL\u4ece3.23.34a\u5f00\u59cb\u5c31\u5305\u542blnnoDB\u5b58\u50a8\u5f15\u64ce\u3002\u5927\u4e8e\u7b49\u4e8e5.5\u4e4b\u540e\uff0c\u9ed8\u8ba4\u91c7\u7528InnoDB\u5f15\u64ce\u3002<\/strong><\/li>\n\n\n\n
  • InnoDB\u662fMySQL\u7684\u9ed8\u8ba4\u4e8b\u52a1\u578b\u5f15\u64ce<\/strong>\uff0c\u5b83\u88ab\u8bbe\u8ba1\u7528\u6765\u5904\u7406\u5927\u91cf\u7684\u77ed\u671f\uff08short-lived\uff09\u4e8b\u52a1\u3002\u53ef\u4ee5\u786e\u4fdd\u4e8b\u52a1\u7684\u5b8c\u6574\u63d0\u4ea4(Commit)\u548c\u56de\u6eda(Rollback)\u3002
    \u6bd4\u5982\u8bf4\u73b0\u5728\u67092\u4e2aDML\u64cd\u4f5c,\u5206\u522b\u662f \u5c0fa- 100\u5143\u548c\u5c0fb +100\u5143<\/li>\n\n\n\n
  • \u9664\u4e86\u589e\u52a0\u548c\u67e5\u8be2\u5916\uff0c\u8fd8\u9700\u8981\u66f4\u65b0\u3001\u5220\u9664\u64cd\u4f5c\uff0c\u90a3\u4e48\uff0c\u5e94\u4f18\u5148\u9009\u62e9InnoDB\u5b58\u50a8\u5f15\u64ce\u3002<\/li>\n\n\n\n
  • \u9664\u975e\u6709\u975e\u5e38\u7279\u522b\u7684\u539f\u56e0\u9700\u8981\u4f7f\u7528\u5176\u4ed6\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u5426\u5219\u5e94\u8be5\u4f18\u5148\u8003\u8651InnoDB\u5f15\u64ce\u3002<\/strong><\/li>\n\n\n\n
  • \u6570\u636e\u6587\u4ef6\u7ed3\u6784\uff1a\uff08\u5728\u300a\u7b2co2\u7ae0_MySQL\u6570\u636e\u76ee\u5f55\u300b\u7ae0\u8282\u5df2\u8bb2\uff09
    1. \u8868\u540d.frm\u5b58\u50a8\u8868\u7ed3\u6784\uff08MySQL8.0\u65f6\uff0c\u5408\u5e76\u5728\u8868\u540d.ibd\u4e2d\uff09
    2. \u8868\u540d.ibd\u5b58\u50a8\u6570\u636e\u548c\u7d22\u5f15<\/li>\n\n\n\n
  • InnoDB\u662f\u4e3a\u5904\u7406\u5de8\u5927\u6570\u636e\u91cf\u7684\u6700\u5927\u6027\u80fd\u8bbe\u8ba1\u3002<\/strong>
    \u5728\u4ee5\u524d\u7684\u7248\u672c\u4e2d\uff0c\u5b57\u5178\u6570\u636e\u4ee5\u5143\u6570\u636e\u6587\u4ef6\u3001\u975e\u4e8b\u52a1\u8868\u7b49\u6765\u5b58\u50a8\u3002\u73b0\u5728\u8fd9\u4e9b\u5143\u6570\u636e\u6587\u4ef6\u88ab\u5220\u9664\u4e86\u3002\u6bd4\u5982\uff1a.frm\uff0c\u00b7par\uff0c.trn\uff0c.isl\uff0c.db.opt\u7b49\u90fd\u5728MysQL8.o\u4e2d\u4e0d\u5b58\u5728\u4e86\u3002<\/li>\n\n\n\n
  • \u5bf9\u6bd4MyISAM\u7684\u5b58\u50a8\u5f15\u64ce\uff0cInnoDB\u5199\u7684\u5904\u7406\u6548\u7387\u5dee\u4e00\u4e9b<\/strong>\uff0c\u5e76\u4e14\u4f1a\u5360\u7528\u66f4\u591a\u7684\u78c1\u76d8\u7a7a\u95f4\u4ee5\u4fdd\u5b58\u6570\u636e\u548c\u7d22\u5f15\u3002\u5373\u66f4\u64c5\u957f\u4e8b\u7269\u548c\u5927\u89c4\u6a21\u6570\u636e,\u7b80\u5355\u7684\u589e\u5220\u6539\u67e5\u4e0d\u5982MyISAM<\/li>\n\n\n\n
  • MyISAM\u53ea\u7f13\u5b58\u7d22\u5f15\uff0c\u4e0d\u7f13\u5b58\u771f\u5b9e\u6570\u636e\uff1bInnoDB\u4e0d\u4ec5\u7f13\u5b58\u7d22\u5f15\u5f15\u8fd8\u8981\u7f13\u5b58\u771f\u5b9e\u6570\u636e\uff0c\u5bf9\u5185\u5b58\u8981\u6c42\u8f83\u9ad8<\/strong>\uff0c\u800c\u4e14\u5185\u5b58\u5927\u5c0f\u5bf9\u6027\u80fd\u6709\u51b3\u5b9a\u6027\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n\n\n\n
    \n
     \u8bfe\u5916\u8865\u5145\uff1a
    1\u3001InnoDB\u8868\u7684\u4f18\u52bf
    InnoDB\u5b58\u50a8\u5f15\u64ce\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u62e5\u6709\u8bf8\u591a\u4f18\u52bf\uff0c\u6bd4\u5982\u64cd\u4f5c\u4fbf\u5229\u3001\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u6027\u80fd\u3001\u7ef4\u62a4\u6210\u672c\u4f4e\u7b49\u3002\u5982\u679c\u7531\u4e8e\u786c\u4ef6\u6216\u8f6f\u4ef6\u7684\u539f\u56e0\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u90a3\u4e48\u5728\u91cd\u542f\u670d\u52a1\u5668\u4e4b\u540e\u4e0d\u9700\u8981\u8fdb\u884c\u989d\u5916\u7684\u64cd\u4f5c\u3002InnoDB\u5d29\u6e83\u6062\u590d\u529f\u80fd\u81ea\u52a8\u5c06\u4e4b\u524d\u63d0\u4ea4\u7684\u5185\u5bb9\u5b9a\u578b\uff0c\u7136\u540e\u64a4\u9500\u6ca1\u6709\u63d0\u4ea4\u7684\u8fdb\u7a0b\uff0c\u91cd\u542f\u4e4b\u540e\u7ee7\u7eed\u4ece\u5d29\u6e83\u70b9\u5f00\u59cb\u6267\u884c\u3002
    InnoDB\u5b58\u50a8\u5f15\u64ce\u5728\u4e3b\u5185\u5b58\u4e2d\u7ef4\u62a4\u7f13\u51b2\u6c60\uff0c\u9ad8\u9891\u7387\u4f7f\u7528\u7684\u6570\u636e\u5c06\u5728\u5185\u5b58\u4e2d\u76f4\u63a5\u88ab\u5904\u7406\u3002\u8fd9\u79cd\u7f13\u5b58\u65b9\u5f0f\u5e94\u7528\u4e8e\u591a\u79cd\u4fe1\u606f\uff0c\u52a0\u901f\u4e86\u5904\u7406\u8fdb\u7a0b\u3002
    \u5728\u4e13\u7528\u670d\u52a1\u5668\u4e0a\uff0c\u7269\u7406\u5185\u5b58\u4e2d\u9ad8\u8fbe80%\u7684\u90e8\u5206\u88ab\u5e94\u7528\u4e8e\u7f13\u51b2\u6c60\u3002\u5982\u679c\u9700\u8981\u5c06\u6570\u636e\u63d2\u5165\u4e0d\u540c\u7684\u8868\u4e2d\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u5916\u952e\u52a0\u5f3a\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002\u66f4\u65b0\u6216\u8005\u5220\u9664\u6570\u636e\uff0c\u5173\u8054\u6570\u636e\u5c06\u4f1a\u88ab\u81ea\u52a8\u66f4\u65b0\u6216\u5220\u9664\u3002\u5982\u679c\u8bd5\u56fe\u5c06\u6570\u636e\u63d2\u5165\u4ece\u8868\uff0c\u4f46\u5728\u4e3b\u8868\u4e2d\u6ca1\u6709\u5bf9\u5e94\u7684\u6570\u636e\uff0c\u63d2\u5165\u7684\u6570\u636e\u5c06\u88ab\u81ea\u52a8\u79fb\u9664\u3002<\/p>\n\n\n\n
    \u5982\u679c\u78c1\u76d8\u6216\u5185\u5b58\u4e2d\u7684\u6570\u636e\u51fa\u73b0\u5d29\u6e83\uff0c\u5728\u4f7f\u7528\u810f\u6570\u636e\u4e4b\u524d\uff0c\u6821\u9a8c\u548c\u673a\u5236\u4f1a\u53d1\u51fa\u8b66\u544a\u3002\u5f53\u6bcf\u4e2a\u8868\u7684\u4e3b\u952e\u90fd\u8bbe\u7f6e\u5408\u7406\u65f6\uff0c\u4e0e\u8fd9\u4e9b\u5217\u6709\u5173\u7684\u64cd\u4f5c\u4f1a\u88ab\u81ea\u52a8\u4f18\u5316\u3002\u63d2\u5165\u3001\u66f4\u65b0\u548c\u5220\u9664\u64cd\u4f5c\u901a\u8fc7\u505a\u6539\u53d8\u7f13\u51b2\u81ea\u52a8\u673a\u5236\u8fdb\u884c\u4f18\u5316\u3002InnoDB\u4e0d\u4ec5\u652f\u6301\u5f53\u524d\u8bfb\u5199\uff0c\u4e5f\u4f1a\u7f13\u51b2\u6539\u53d8\u7684\u6570\u636e\u5230\u6570\u636e\u6d41\u78c1\u76d8\u3002<\/p>\n<\/blockquote>\n\n\n\n
     4.2MyISAM\u5f15\u64ce\uff1a\u4e3b\u8981\u7684\u975e\u4e8b\u52a1\u5904\u7406\u5b58\u50a8\u5f15|\u64ce<\/h3>\n\n\n\n
    \u00b7MyISAM\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u7279\u6027\uff0c\u5305\u62ec\u5168\u6587\u7d22\u5f15I\u3001\u538b\u7f29\u3001\u7a7a\u95f4\u51fd\u6570\uff08GIS)\u7b49\uff0c\u4f46MyISAM\u4e0d\u652f\u6301\u4e8b\u52a1\u3001\u884c\u7ea7\u9501\u3001\u5916\u952e\uff0c\u6709\u4e00\u4e2a\u6beb\u65e0\u7591\u95ee\u7684\u7f3a\u9677\u5c31\u662f\u5d29\u6e83\u540e\u65e0\u6cd5\u5b89\u5168\u6062\u590d\u3002<\/strong><\/p>\n\n\n\n
      \n
    • \u00b75.5\u4e4b\u524d\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce<\/li>\n\n\n\n
    • \u00b7\u4f18\u52bf\u662f\u8bbf\u95ee\u7684\u901f\u5ea6\u5feb<\/strong>\uff0c\u5bf9\u4e8b\u52a1\u5b8c\u6574\u6027\u6ca1\u6709\u8981\u6c42\u6216\u8005\u4ee5SELECT\u3001INSERT\u4e3a\u4e3b<\/strong>\u7684\u5e94\u7528<\/li>\n\n\n\n
    • \u00b7\u9488\u5bf9\u6570\u636e\u7edf\u8ba1\u6709\u989d\u5916\u7684\u5e38\u6570\u5b58\u50a8\u3002\u6545\u800ccount(*)\u7684\u67e5\u8be2\u6548\u7387\u5f88\u9ad8<\/strong><\/li>\n\n\n\n
    • \u00b7\u6570\u636e\u6587\u4ef6\u7ed3\u6784\uff1a\uff08\u5728\u300a\u7b2c02\u7ae0_MySQL\u6570\u636e\u76ee\u5f55\u300b\u7ae0\u8282\u5df2\u8bb2\uff09
      1. \u8868\u540d.frm\u5b58\u50a8\u8868\u7ed3\u6784
      2. \u8868\u540d.MYD\u5b58\u50a8\u6570\u636e\uff08MYData)
      3. \u8868\u540d.MYI\u5b58\u50a8\u7d22\u5f15(MYIndex)<\/li>\n\n\n\n
    • \u00b7\u5e94\u7528\u573a\u666f\uff1a\u53ea\u8bfb\u5e94\u7528\u6216\u8005\u4ee5\u8bfb\u4e3a\u4e3b\u7684\u4e1a\u52a1<\/li>\n<\/ul>\n\n\n\n
      \u5bf9\u6bd4\u9879<\/th>MyISAM<\/th>InnoDB<\/th><\/tr><\/thead>
      \u5916\u952e<\/td>\u4e0d\u652f\u6301<\/td>\u652f\u6301<\/td><\/tr>
      \u4e8b\u52a1<\/td>\u4e0d\u652f\u6301<\/td>\u652f\u6301<\/td><\/tr>
      \u884c\u8868\u9501<\/td>\u8868\u9501\uff0c\u5373\u4f7f\u64cd\u4f5c\u4e00\u6761\u8bb0\u5f55\u4e5f\u4f1a\u9501\u4f4f\u6574\u4e2a\u8868\uff0c\u4e0d\u9002\u5408\u9ad8\u5e76\u53d1\u7684\u64cd\u4f5c<\/td>\u884c\u9501\uff0c\u64cd\u4f5c\u65f6\u53ea\u9501\u67d0\u4e00\u884c\uff0c\u4e0d\u5bf9\u5176\u5b83\u884c\u6709\u5f71\u54cd\uff0c\u9002\u5408\u9ad8\u5e76\u53d1\u7684\u64cd\u4f5c<\/td><\/tr>
      \u7f13\u5b58<\/td>\u53ea\u7f13\u5b58\u7d22\u5f15\uff0c\u4e0d\u7f13\u5b58\u771f\u5b9e\u6570\u636e<\/td>\u4e0d\u4ec5\u7f13\u5b58\u7d22\u5f15\u8fd8\u8981\u7f13\u5b58\u771f\u5b9e\u6570\u636e\uff0c\u5bf9\u5185\u5b58\u8981\u6c42\u8f83\u9ad8\uff0c\u800c\u4e14\u5185\u5b58\u5927\u5c0f\u5bf9\u6027\u80fd\u6709\u51b3\u5b9a\u6027\u7684\u5f71\u54cd<\/td><\/tr>
      \u81ea\u5e26\u7cfb\u7edf\u8868\u4f7f\u7528<\/td>Y<\/td>N<\/td><\/tr>
      \u5173\u6ce8\u70b9<\/td>\u6027\u80fd\uff1a\u8282\u7701\u8d44\u6e90\u3001\u6d88\u8017\u5c11\u3001\u7b80\u5355\u4e1a\u52a1<\/td>\u4e8b\u52a1\uff1a\u5e76\u53d1\u5199\u3001\u4e8b\u52a1\u3001\u66f4\u5927\u8d44\u6e90<\/td><\/tr>
      \u9ed8\u8ba4\u5b89\u88c5<\/td>Y<\/td>I<\/td><\/tr>
      \u9ed8\u8ba4\u4f7f\u7528<\/td>N<\/td>Y<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
      \u4ee5\u4e0b\u7684\u5176\u5b9e\u5c31\u76f8\u5bf9\u4e0d\u5e38\u89c1\u4e86<\/p>\n\n\n\n
      4.3Archive\u5f15\u64ce\uff1a\u7528\u4e8e\u6570\u636e\u5b58\u6863<\/h3>\n\n\n\n
        \n
      • archive\u662f\u5f52\u6863\u7684\u610f\u601d\uff0c\u4ec5\u4ec5\u652f\u6301\u63d2\u5165\u548c\u67e5\u8be2\u4e24\u79cd\u529f\u80fd<\/strong>\uff08\u884c\u88ab\u63d2\u5165\u540e\u4e0d\u80fd\u518d\u4fee\u6539\uff09\u3002<\/li>\n\n\n\n
      • \u5728MySQL5.5\u4ee5\u540e\u652f\u6301\u7d22\u5f15\u529f\u80fd\u3002<\/li>\n\n\n\n
      • \u62e5\u6709\u5f88\u597d\u7684\u538b\u7f29\u673a\u5236\uff0c\u4f7f\u7528zlib\u538b\u7f29\u5e93\uff0c\u5728\u8bb0\u5f55\u8bf7\u6c42\u7684\u65f6\u5019\u5b9e\u65f6\u7684\u8fdb\u884c\u538b\u7f29\uff0c\u7ecf\u5e38\u88ab\u7528\u6765\u4f5c\u4e3a\u4ed3\u5e93\u4f7f\u7528\u3002<\/li>\n\n\n\n
      • \u521b\u5efaARCHIVE\u8868\u65f6\uff0c\u5b58\u50a8\u5f15\u64ce\u4f1a\u521b\u5efa\u540d\u79f0\u4ee5\u8868\u540d\u5f00\u5934\u7684\u6587\u4ef6\u3002\u6570\u636e\u6587\u4ef6\u7684\u6269\u5c55\u540d\u4e3a\u00a0\u00a0.ARZ<\/strong>\u3002<\/li>\n\n\n\n
      • \u6839\u636e\u82f1\u6587\u7684\u6d4b\u8bd5\u7ed3\u8bba\u6765\u770b\uff0c\u540c\u6837\u6570\u636e\u91cf\u4e0b\uff0cArchive\u8868\u6bd4MyISAM\u8868\u8981\u5c0f\u5927\u7ea675%\uff0c\u6bd4\u652f\u6301\u4e8b\u52a1\u5904\u7406\u7684InnoDB\u8868\u5c0f\u5927\u7ea683%\u3002<\/li>\n\n\n\n
      • ARCHIVE\u5b58\u50a8\u5f15\u64ce\u91c7\u7528\u4e86\u884c\u7ea7\u9501<\/strong>\u3002\u8be5ARCHIVE\u5f15\u64ce\u652f\u6301AUTO_INCREMENT\u5217\u5c5e\u6027 . AUTO_INCREMENT\u5217\u53ef\u4ee5\u5177\u6709\u552f\u4e00\u7d22\u5f15\u6216\u975e\u552f\u4e00\u7d22\u5f15\u3002\u5c1d\u8bd5\u5728\u4efb\u4f55\u5176\u4ed6\u5217\u4e0a\u521b\u5efa\u7d22\u5f15\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002<\/li>\n\n\n\n
      • Archive\u8868\u9002\u5408\u65e5\u5fd7\u548c\u6570\u636e\u91c7\u96c6\uff08\u6863\u6848\uff09\u7c7b\u5e94\u7528\uff1b\u9002\u5408\u5b58\u50a8\u5927\u91cf\u7684\u72ec\u7acb\u7684\u4f5c\u4e3a\u5386\u53f2\u8bb0\u5f55\u7684\u6570\u636e\u3002\u62e5\u6709\u5f88\u9ad8\u7684\u63d2\u5165\u901f\u5ea6\uff0c\u4f46\u662f\u5bf9\u67e5\u8be2\u7684\u652f\u6301\u8f83\u5dee\u3002<\/li>\n\n\n\n
      • \u4e0b\u8868\u5c55\u793a\u4e86ARCHIVE\u5b58\u50a8\u5f15\u64ce\u529f\u80fd\"\"<\/li>\n<\/ul>\n\n\n\n
        4.4  Blackhole\u5f15\u64ce\uff1a\u4e22\u5f03\u5199\u64cd\u4f5c\uff0c\u8bfb\u64cd\u4f5c\u4f1a\u8fd4\u56de\u7a7a\u5185\u5bb9<\/h3>\n\n\n\n
          \n
        • Blackhole\u5f15\u64ce\u6ca1\u6709\u5b9e\u73b0\u4efb\u4f55\u5b58\u50a8\u673a\u5236\uff0c\u5b83\u4f1a\u4e22\u5f03\u6240\u6709\u63d2\u5165\u7684\u6570\u636e\uff0c\u4e0d\u505a\u4efb\u4f55\u4fdd\u5b58\u3002<\/li>\n\n\n\n
        • \u4f46\u670d\u52a1\u5668\u4f1a\u8bb0\u5f55Blackhole\u8868\u7684\u65e5\u5fd7\uff0c\u6240\u4ee5\u53ef\u4ee5\u7528\u4e8e\u590d\u5236\u6570\u636e\u5230\u5907\u5e93\uff0c\u6216\u8005\u7b80\u5355\u5730\u8bb0\u5f55\u5230\u65e5\u5fd7\u3002\u4f46\u8fd9\u79cd\u5e94\u7528\u65b9\u5f0f\u4f1a\u78b0\u5230\u5f88\u591a\u95ee\u9898\uff0c\u56e0\u6b64\u5e76\u4e0d\u63a8\u8350\u3002<\/li>\n<\/ul>\n\n\n\n
          4.5  CSV\u5f15\u64ce\uff1a\u5b58\u50a8\u6570\u636e\u65f6\uff0c\u4ee5\u9017\u53f7\u5206\u9694\u5404\u4e2a\u6570\u636e\u9879<\/h3>\n\n\n\n
            \n
          • \u00b7CSV\u5f15\u64ce\u53ef\u4ee5\u5c06\u666e\u901a\u7684CSV\u6587\u4ef6\u4f5c\u4e3aMySQL\u7684\u8868\u6765\u5904\u7406\uff0c\u4f46\u4e0d\u652f\u6301\u7d22\u5f15\u3002<\/li>\n\n\n\n
          • \u00b7CSV\u5f15\u64ce\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u79cd\u6570\u636e\u4ea4\u6362\u7684\u673a\u5236\uff0c\u975e\u5e38\u6709\u7528\u3002\u6570\u6a21\u4e2d\u5e38\u89c1\u554a\ud83d\ude2d\ud83d\ude2d\ud83d\ude2d\ud83d\ude2d\ud83d\ude2d<\/li>\n\n\n\n
          • \u00b7CSV\u5b58\u50a8\u7684\u6570\u636e\u76f4\u63a5\u53ef\u4ee5\u5728\u64cd\u4f5c\u7cfb\u7edf\u91cc\uff0c\u7528\u6587\u672c\u7f16\u8f91\u5668\uff0c\u6216\u8005excel\u8bfb\u53d6\u3002<\/li>\n\n\n\n
          • \u00b7\u5bf9\u4e8e\u6570\u636e\u7684\u5feb\u901f\u5bfc\u5165\u3001\u5bfc\u51fa\u662f\u6709\u660e\u663e\u4f18\u52bf\u7684\u3002<\/li>\n\n\n\n
          • \u521b\u5efaCSV\u8868\u65f6\uff0c\u670d\u52a1\u5668\u4f1a\u521b\u5efa\u4e00\u4e2a\u7eaf\u6587\u672c\u6570\u636e\u6587\u4ef6\uff0c\u5176\u540d\u79f0\u4ee5\u8868\u540d\u5f00\u5934\u5e76\u5e26\u6709.CSV\u6269\u5c55\u540d\u3002\u5f53\u4f60\u5c06\u6570\u636e\u5b58\u50a8\u5230\u8868\u4e2d\u65f6\uff0c\u5b58\u50a8\u5f15\u64ce\u5c06\u5176\u4ee5\u9017\u53f7\u5206\u9694\u503c\u683c\u5f0f\u4fdd\u5b58\u5230\u6570\u636e\u6587\u4ef6\u4e2d\u3002\u00a0<\/li>\n<\/ul>\n\n\n\n
            mysql> create table csv_demo(id int,name char (20)) engine=csv;\n\u62a5\u9519\u4e86,\u8bf4\u5bf9\u7740\u8fd9\u79cd\u8868\u4e0d\u652f\u6301\u7a7a\u5217,\u56e0\u6b64\u6709\u52a0\u5165\u7a7a\u5217\n\u56e0\u6b64\u5e94\u8be5\u662f:\ncreate table csv_demo(id int not null ,name char (20) not null) engine=csv;<\/code><\/pre>\n\n\n\n
            \"\"<\/p>\n\n\n\n
             ll\u540e\u53d1\u73b0 csv_demo.CSV\u7684\u6587\u4ef6\u548cCSM\u7684\u6e90\u6587\u4ef6<\/p>\n\n\n\n
             4.6Memory\u5f15\u64ce\uff1a\u7f6e\u4e8e\u5185\u5b58\u7684\u8868<\/h3>\n\n\n\n
            \u6982\u8ff0\uff1aMemory\u91c7\u7528\u7684\u903b\u8f91\u4ecb\u8d28\u662f\u5185\u5b58\uff0c\u54cd\u5e94\u901f\u5ea6\u5f88\u5feb<\/strong>\uff0c\u4f46\u662f\u5f53mysqld\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\u7684\u65f6\u5019\u6570\u636e\u4f1a\u4e22\u5931\u3002<\/strong>\u53e6\u5916\uff0c\u8981\u6c42\u5b58\u50a8\u7684\u6570\u636e\u662f\u6570\u636e\u957f\u5ea6\u4e0d\u53d8\u7684\u683c\u5f0f\uff0c\u6bd4\u5982\uff0cBlob\u548cText\u7c7b\u578b\u7684\u6570\u636e\u4e0d\u53ef\u7528(\u957f\u5ea6\u4e0d\u56fa\u5b9a\u7684)\u3002<\/p>\n\n\n\n
            \u4e3b\u8981\u7279\u5f81\uff1a<\/p>\n\n\n\n
              \n
            • Memory\u540c\u65f6\u652f\u6301\u54c8\u5e0c\uff08HASH\uff09\u7d22\u5f15\u548cB+\u6811\u7d22\u5f15\u3002<\/strong>
              1. \u54c8\u5e0c\u7d22\u5f15\u76f8\u7b49\u7684\u6bd4\u8f83\u5feb\uff0c\u4f46\u662f\u5bf9\u4e8e\u8303\u56f4\u7684\u6bd4\u8f83\u6162\u5f88\u591a\u3002
              2. \u9ed8\u8ba4\u4f7f\u7528\u54c8\u5e0c\uff08HASH\uff09\u7d22\u5f15<\/strong>\uff0c\u5176\u901f\u5ea6\u8981\u6bd4\u4f7f\u7528B\u578b\u6811\uff08BTREE\uff09\u7d22\u5f15\u5feb\u3002
              3. \u5982\u679c\u5e0c\u671b\u4f7f\u7528B\u6811\u7d22\u5f15\uff0c\u53ef\u4ee5\u5728\u521b\u5efa\u7d22\u5f15\u65f6\u9009\u62e9\u4f7f\u7528\u3002<\/li>\n\n\n\n
            • Memory\u8868\u81f3\u5c11\u6bd4MyISAM\u8868\u8981\u5feb\u4e00\u4e2a\u6570\u91cf\u7ea7<\/strong>\u3002<\/li>\n\n\n\n
            • MEMORY\u8868\u7684\u5927\u5c0f\u662f\u53d7\u5230\u9650\u5236\u7684\u3002\u8868\u7684\u5927\u5c0f\u4e3b\u8981\u53d6\u51b3\u4e8e\u4e24\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662fmax_rows\u548c<\/li>\n\n\n\n
            • max_heap_table_size\u3002\u5176\u4e2d\uff0cmax_rows\u53ef\u4ee5\u5728\u521b\u5efa\u8868\u65f6\u6307\u5b9a\uff1bmax_heap_table_size\u7684\u5927\u5c0f\u9ed8\u8ba4\u4e3a16MB\uff0c\u53ef\u4ee5\u6309\u9700\u8981\u8fdb\u884c\u6269\u5927\u3002<\/li>\n\n\n\n
            • \u00b7\u6570\u636e\u6587\u4ef6\u4e0e\u7d22\u5f15\u6587\u4ef6\u5206\u5f00\u5b58\u50a8\u3002
              1. \u6bcf\u4e2a\u57fa\u4e8eMEMORY\u5b58\u50a8\u5f15\u64ce\u7684\u8868\u5b9e\u9645\u5bf9\u5e94\u4e00\u4e2a\u78c1\u76d8\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u7684\u6587\u4ef6\u540d\u4e0e\u8868\u540d\u76f8\u540c\uff0c\u7c7b\u578b\u4e3afrm\u7c7b\u578b\uff0c\u8be5\u6587\u4ef6\u4e2d\u53ea\u5b58\u50a8\u8868\u7684\u7ed3\u6784\uff0c\u800c\u5176\u6570\u636e\u6587\u4ef6\u90fd\u662f\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\u7684\u3002
              2. \u8fd9\u6837\u6709\u5229\u4e8e\u6570\u636e\u7684\u5feb\u901f\u5904\u7406\uff0c\u63d0\u4f9b\u6574\u4e2a\u8868\u7684\u5904\u7406\u6548\u7387\u3002<\/li>\n\n\n\n
            • \u7f3a\u70b9\uff1a\u5176\u6570\u636e\u6613\u4e22\u5931\uff0c\u751f\u547d\u5468\u671f\u77ed\u3002\u57fa\u4e8e\u8fd9\u4e2a\u7f3a\u9677\uff0c\u9009\u62e9MEMORY\u5b58\u50a8\u5f15\u64ce\u65f6\u9700\u8981\u7279\u522b\u5c0f\u5fc3\u3002<\/li>\n<\/ul>\n\n\n\n
              \u4f7f\u7528Memory\u5b58\u50a8\u5f15\u64ce\u7684\u573a\u666f\uff1a1\uff0e\u76ee\u6807\u6570\u636e\u6bd4\u8f83\u5c0f\uff0c\u800c\u4e14\u975e\u5e38\u9891\u7e41\u7684\u8fdb\u884c\u8bbf\u95ee\uff0c\u5728\u5185\u5b58\u4e2d\u5b58\u653e\u6570\u636e\uff0c\u5982\u679c\u592a\u5927\u7684\u6570\u636e\u4f1a\u9020\u6210\u5185\u5b58\u6ea2\u51fa\u3002\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570max_heap_table_size\u63a7\u5236Memory\u8868\u7684\u5927\u5c0f\uff0c\u9650\u5236Memory\u8868\u7684\u6700\u5927\u7684\u5927\u5c0f\u30022.\u5982\u679c\u6570\u636e\u662f\u4e34\u65f6\u7684\uff0c\u800c\u4e14\u5fc5\u987b\u7acb\u5373\u53ef\u7528\u5f97\u5230\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u653e\u5728\u5185\u5b58\u4e2d\u30023.\u5b58\u50a8\u5728Memory\u8868\u4e2d\u7684\u6570\u636e\u5982\u679c\u7a81\u7136\u95f4\u4e22\u5931\u7684\u8bdd\u4e5f\u6ca1\u6709\u592a\u5927\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n
              4.7Federated\u5f15l\u64ce\uff1a\u8bbf\u95ee\u8fdc\u7a0b\u8868<\/h3>\n\n\n\n
              Federated\u5f15\u64ce\u662f\u8bbf\u95ee\u5176\u4ed6MySQL\u670d\u52a1\u5668\u7684\u4e00\u4e2a\u4ee3\u7406\uff0c\u5c3d\u7ba1\u8be5\u5f15\u64ce\u770b\u8d77\u6765\u63d0\u4f9b\u4e86\u4e00\u79cd\u5f88\u597d\u7684\u8de8\u670d\u52a1\u5668\u7684\u7075\u6d3b\u6027\uff0c\u4f46\u4e5f\u7ecf\u5e38\u5e26\u6765\u95ee\u9898\uff0c\u56e0\u6b64\u9ed8\u8ba4\u662f\u7981\u7528\u7684\u3002<\/p>\n\n\n\n
              4.8Merge\u5f15l\u64ce\uff1a\u7ba1\u7406\u591a\u4e2aMylSAM\u8868\u6784\u6210\u7684\u8868\u96c6\u5408<\/h3>\n\n\n\n
              4.9NDB\u5f15\u64ce\uff1aMySQL\u96c6\u7fa4\u4e13\u7528\u5b58\u50a8\u5f15\u64ce<\/h3>\n\n\n\n
              \u4e5f\u53eb\u505aNDBCluster\u5b58\u50a8\u5f15\u64ce\uff0c\u4e3b\u8981\u7528\u4e8eMySQLCluster\u5206\u5e03\u5f0f\u96c6\u7fa4\u73af\u5883\uff0c\u7c7b\u4f3c\u4e8eOracle\u7684RAC\u96c6\u7fa4\u3002<\/p>\n\n\n\n
              6.\u963f\u91cc\u5df4\u5df4\u3001\u6dd8\u5b9d\u7528\u54ea\u4e2a<\/h2>\n\n\n\n
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