{"id":3574,"date":"2015-09-29T18:15:47","date_gmt":"2015-09-29T10:15:47","guid":{"rendered":"http:\/\/www.wpadmin.cn\/blog\/?p=3574"},"modified":"2016-03-28T15:03:37","modified_gmt":"2016-03-28T07:03:37","slug":"mysql%e5%ad%98%e5%82%a8%e5%bc%95%e6%93%8e%ef%bc%8d%ef%bc%8dmyisam%e4%b8%8einnodb%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.wpadmin.cn\/blog\/3574.html","title":{"rendered":"MySQL\u5b58\u50a8\u5f15\u64ce\uff0d\uff0dMyISAM\u4e0eInnoDB\u533a\u522b"},"content":{"rendered":"<p>MySQL\u6709\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\uff0cMyISAM\u548cInnoDB\u662f\u5176\u4e2d\u5e38\u7528\u7684\u4e24\u79cd\u3002\u8fd9\u91cc\u4ecb\u7ecd\u5173\u4e8e\u8fd9\u4e24\u79cd\u5f15\u64ce\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff08\u975e\u6df1\u5165\u4ecb\u7ecd\uff09\u3002<\/p>\n<p>MyISAM\u662fMySQL\u7684\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce\uff0c\u57fa\u4e8e\u4f20\u7edf\u7684ISAM\u7c7b\u578b\uff0c\u652f\u6301\u5168\u6587\u641c\u7d22\uff0c\u4f46\u4e0d\u662f\u4e8b\u52a1\u5b89\u5168\u7684\uff0c\u800c\u4e14\u4e0d\u652f\u6301\u5916\u952e\u3002\u6bcf\u5f20MyISAM\u8868\u5b58\u653e\u5728\u4e09\u4e2a\u6587\u4ef6\u4e2d\uff1afrm \u6587\u4ef6\u5b58\u653e\u8868\u683c\u5b9a\u4e49\uff1b\u6570\u636e\u6587\u4ef6\u662fMYD (MYData)\uff1b\u7d22\u5f15\u6587\u4ef6\u662fMYI (MYIndex)\u3002<!--more--><\/p>\n<p>InnoDB\u662f\u4e8b\u52a1\u578b\u5f15\u64ce\uff0c\u652f\u6301\u56de\u6eda\u3001\u5d29\u6e83\u6062\u590d\u80fd\u529b\u3001\u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\u3001ACID\u4e8b\u52a1\uff0c\u652f\u6301\u884c\u7ea7\u9501\u5b9a\uff08InnoDB\u8868\u7684\u884c\u9501\u4e0d\u662f\u7edd\u5bf9\u7684\uff0c\u5982\u679c\u5728\u6267\u884c\u4e00\u4e2aSQL\u8bed\u53e5\u65f6MySQL\u4e0d\u80fd\u786e\u5b9a\u8981\u626b\u63cf\u7684\u8303\u56f4\uff0cInnoDB\u8868\u540c\u6837\u4f1a\u9501\u5168\u8868\uff0c\u5982like\u64cd\u4f5c\u65f6\u7684SQL\u8bed\u53e5\uff09\uff0c\u4ee5\u53ca\u63d0\u4f9b\u4e0eOracle\u7c7b\u578b\u4e00\u81f4\u7684\u4e0d\u52a0\u9501\u8bfb\u53d6\u65b9\u5f0f\u3002InnoDB\u5b58\u50a8\u5b83\u7684\u8868\u548c\u7d22\u5f15\u5728\u4e00\u4e2a\u8868\u7a7a\u95f4\u4e2d\uff0c\u8868\u7a7a\u95f4\u53ef\u4ee5\u5305\u542b\u6570\u4e2a\u6587\u4ef6\u3002<\/p>\n<p>\u4e3b\u8981\u533a\u522b\uff1a<\/p>\n<ul>\n<li>MyISAM\u662f\u975e\u4e8b\u52a1\u5b89\u5168\u578b\u7684\uff0c\u800cInnoDB\u662f\u4e8b\u52a1\u5b89\u5168\u578b\u7684\u3002<\/li>\n<li>MyISAM\u9501\u7684\u7c92\u5ea6\u662f\u8868\u7ea7\uff0c\u800cInnoDB\u652f\u6301\u884c\u7ea7\u9501\u5b9a\u3002<\/li>\n<li>MyISAM\u652f\u6301\u5168\u6587\u7c7b\u578b\u7d22\u5f15\uff0c\u800cInnoDB\u4e0d\u652f\u6301\u5168\u6587\u7d22\u5f15\u3002<\/li>\n<li>MyISAM\u76f8\u5bf9\u7b80\u5355\uff0c\u6240\u4ee5\u5728\u6548\u7387\u4e0a\u8981\u4f18\u4e8eInnoDB\uff0c\u5c0f\u578b\u5e94\u7528\u53ef\u4ee5\u8003\u8651\u4f7f\u7528MyISAM\u3002<\/li>\n<li>MyISAM\u8868\u662f\u4fdd\u5b58\u6210\u6587\u4ef6\u7684\u5f62\u5f0f\uff0c\u5728\u8de8\u5e73\u53f0\u7684\u6570\u636e\u8f6c\u79fb\u4e2d\u4f7f\u7528MyISAM\u5b58\u50a8\u4f1a\u7701\u53bb\u4e0d\u5c11\u7684\u9ebb\u70e6\u3002<\/li>\n<li>InnoDB\u8868\u6bd4MyISAM\u8868\u66f4\u5b89\u5168\uff0c\u53ef\u4ee5\u5728\u4fdd\u8bc1\u6570\u636e\u4e0d\u4f1a\u4e22\u5931\u7684\u60c5\u51b5\u4e0b\uff0c\u5207\u6362\u975e\u4e8b\u52a1\u8868\u5230\u4e8b\u52a1\u8868\uff08alter table tablename type=innodb\uff09\u3002<\/li>\n<\/ul>\n<p>\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<ul>\n<li>MyISAM\u7ba1\u7406\u975e\u4e8b\u52a1\u8868\u3002\u5b83\u63d0\u4f9b\u9ad8\u901f\u5b58\u50a8\u548c\u68c0\u7d22\uff0c\u4ee5\u53ca\u5168\u6587\u641c\u7d22\u80fd\u529b\u3002\u5982\u679c\u5e94\u7528\u4e2d\u9700\u8981\u6267\u884c\u5927\u91cf\u7684SELECT\u67e5\u8be2\uff0c\u90a3\u4e48MyISAM\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002<\/li>\n<li>InnoDB\u7528\u4e8e\u4e8b\u52a1\u5904\u7406\u5e94\u7528\u7a0b\u5e8f\uff0c\u5177\u6709\u4f17\u591a\u7279\u6027\uff0c\u5305\u62ecACID\u4e8b\u52a1\u652f\u6301\u3002\u5982\u679c\u5e94\u7528\u4e2d\u9700\u8981\u6267\u884c\u5927\u91cf\u7684INSERT\u6216UPDATE\u64cd\u4f5c\uff0c\u5219\u5e94\u8be5\u4f7f\u7528InnoDB\uff0c\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u591a\u7528\u6237\u5e76\u53d1\u64cd\u4f5c\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u5e38\u7528\u547d\u4ee4\uff1a<\/p>\n<p>\uff081\uff09\u67e5\u770b\u8868\u7684\u5b58\u50a8\u7c7b\u578b\uff08\u4e09\u79cd\uff09\uff1a<\/p>\n<ul>\n<li>show create table tablename<\/li>\n<li>show table status from\u00a0 dbname\u00a0 where name=tablename<\/li>\n<li>mysqlshow\u00a0 -u user -p password &#8211;status dbname tablename<\/li>\n<\/ul>\n<p>\uff082\uff09\u4fee\u6539\u8868\u7684\u5b58\u50a8\u5f15\u64ce\uff1a<\/p>\n<ul>\n<li>alter table tablename type=InnoDB<\/li>\n<\/ul>\n<p>\uff083\uff09\u542f\u52a8mysql\u6570\u636e\u5e93\u7684\u547d\u4ee4\u884c\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u53c2\u6570\u4f7f\u65b0\u53d1\u5e03\u7684\u8868\u90fd\u9ed8\u8ba4\u4f7f\u7528\u4e8b\u52a1\uff1a<\/p>\n<ul>\n<li>&#8211;default-table-type=InnoDB<\/li>\n<\/ul>\n<p>\uff084\uff09\u4e34\u65f6\u6539\u53d8\u9ed8\u8ba4\u8868\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li>set table_type=InnoDB<\/li>\n<li>show variables like &#8216;table_type&#8217;<\/li>\n<\/ul>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<\/p>\n<p>MyISAM \u548cInnoDB \u8bb2\u89e3<\/p>\n<p>InnoDB\u548cMyISAM\u662f\u8bb8\u591a\u4eba\u5728\u4f7f\u7528MySQL\u65f6\u6700\u5e38\u7528\u7684\u4e24\u4e2a\u8868\u7c7b\u578b\uff0c\u8fd9\u4e24\u4e2a\u8868\u7c7b\u578b\u5404\u6709\u4f18\u52a3\uff0c\u89c6\u5177\u4f53\u5e94\u7528\u800c\u5b9a\u3002\u57fa\u672c\u7684\u5dee\u522b\u4e3a\uff1aMyISAM\u7c7b\u578b\u4e0d\u652f\u6301\u4e8b\u52a1\u5904\u7406\u7b49\u9ad8\u7ea7\u5904\u7406\uff0c\u800cInnoDB\u7c7b\u578b\u652f\u6301\u3002MyISAM\u7c7b\u578b\u7684\u8868\u5f3a\u8c03\u7684\u662f\u6027\u80fd\uff0c\u5176\u6267\u884c\u6570\u5ea6\u6bd4InnoDB\u7c7b\u578b\u66f4\u5feb\uff0c\u4f46\u662f\u4e0d\u63d0\u4f9b\u4e8b\u52a1\u652f\u6301\uff0c\u800cInnoDB\u63d0\u4f9b\u4e8b\u52a1\u652f\u6301\u4ee5\u53ca\u5916\u90e8\u952e\u7b49\u9ad8\u7ea7\u6570\u636e\u5e93\u529f\u80fd\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7ec6\u8282\u548c\u5177\u4f53\u5b9e\u73b0\u7684\u5dee\u522b\uff1a<\/p>\n<p>\u25c61.InnoDB\u4e0d\u652f\u6301FULLTEXT\u7c7b\u578b\u7684\u7d22\u5f15\u3002<\/p>\n<p>\u25c62.InnoDB \u4e2d\u4e0d\u4fdd\u5b58\u8868\u7684\u5177\u4f53\u884c\u6570\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u6267\u884cselect count(*) from table\u65f6\uff0cInnoDB\u8981\u626b\u63cf\u4e00\u904d\u6574\u4e2a\u8868\u6765\u8ba1\u7b97\u6709\u591a\u5c11\u884c\uff0c\u4f46\u662fMyISAM\u53ea\u8981\u7b80\u5355\u7684\u8bfb\u51fa\u4fdd\u5b58\u597d\u7684\u884c\u6570\u5373\u53ef\u3002\u6ce8\u610f\u7684\u662f\uff0c\u5f53count(*)\u8bed\u53e5\u5305\u542b where\u6761\u4ef6\u65f6\uff0c\u4e24\u79cd\u8868\u7684\u64cd\u4f5c\u662f\u4e00\u6837\u7684\u3002<\/p>\n<p>\u25c63.\u5bf9\u4e8eAUTO_INCREMENT\u7c7b\u578b\u7684\u5b57\u6bb5\uff0cInnoDB\u4e2d\u5fc5\u987b\u5305\u542b\u53ea\u6709\u8be5\u5b57\u6bb5\u7684\u7d22\u5f15\uff0c\u4f46\u662f\u5728MyISAM\u8868\u4e2d\uff0c\u53ef\u4ee5\u548c\u5176\u4ed6\u5b57\u6bb5\u4e00\u8d77\u5efa\u7acb\u8054\u5408\u7d22\u5f15\u3002<\/p>\n<p>\u25c64.DELETE FROM table\u65f6\uff0cInnoDB\u4e0d\u4f1a\u91cd\u65b0\u5efa\u7acb\u8868\uff0c\u800c\u662f\u4e00\u884c\u4e00\u884c\u7684\u5220\u9664\u3002<\/p>\n<p>\u25c65.LOAD TABLE FROM MASTER\u64cd\u4f5c\u5bf9InnoDB\u662f\u4e0d\u8d77\u4f5c\u7528\u7684\uff0c\u89e3\u51b3\u65b9\u6cd5\u662f\u9996\u5148\u628aInnoDB\u8868\u6539\u6210MyISAM\u8868\uff0c\u5bfc\u5165\u6570\u636e\u540e\u518d\u6539\u6210InnoDB\u8868\uff0c\u4f46\u662f\u5bf9\u4e8e\u4f7f\u7528\u7684\u989d\u5916\u7684InnoDB\u7279\u6027(\u4f8b\u5982\u5916\u952e)\u7684\u8868\u4e0d\u9002\u7528\u3002<\/p>\n<p>\u53e6\u5916\uff0cInnoDB\u8868\u7684\u884c\u9501\u4e5f\u4e0d\u662f\u7edd\u5bf9\u7684\uff0c\u5047\u5982\u5728\u6267\u884c\u4e00\u4e2aSQL\u8bed\u53e5\u65f6MySQL\u4e0d\u80fd\u786e\u5b9a\u8981\u626b\u63cf\u7684\u8303\u56f4\uff0cInnoDB\u8868\u540c\u6837\u4f1a\u9501\u5168\u8868\uff0c\u4f8b\u5982update table set num=1 where name like \u201c%aaa%\u201d<\/p>\n<p><strong>\u4e24\u79cd\u7c7b\u578b\u6700\u4e3b\u8981\u7684\u5dee\u522b\u5c31\u662fInnodb \u652f\u6301\u4e8b\u52a1\u5904\u7406\u4e0e\u5916\u952e\u548c\u884c\u7ea7\u9501\u3002<\/strong>\u800cMyISAM\u4e0d\u652f\u6301.\u6240\u4ee5MyISAM\u5f80\u5f80\u5c31\u5bb9\u6613\u88ab\u4eba\u8ba4\u4e3a\u53ea\u9002\u5408\u5728\u5c0f\u9879\u76ee\u4e2d\u4f7f\u7528\u3002<\/p>\n<p>\u4f5c\u4e3a\u4f7f\u7528MySQL\u7684\u7528\u6237\u89d2\u5ea6\u51fa\u53d1\uff0cInnodb\u548cMyISAM\u90fd\u662f\u6bd4\u8f83\u559c\u6b22\u7684\uff0c\u5982\u679c\u6570\u636e\u5e93\u5e73\u53f0\u8981\u8fbe\u5230\u9700\u6c42\uff1a99.9%\u7684\u7a33\u5b9a\u6027\uff0c\u65b9\u4fbf\u7684\u6269\u5c55\u6027\u548c\u9ad8\u53ef\u7528\u6027\u6765\u8bf4\u7684\u8bdd\uff0cMyISAM\u7edd\u5bf9\u662f\u9996\u9009\u3002<\/p>\n<p>\u539f\u56e0\u5982\u4e0b\uff1a<\/p>\n<p>1\u3001\u5e73\u53f0\u4e0a\u627f\u8f7d\u7684\u5927\u90e8\u5206\u9879\u76ee\u662f\u8bfb\u591a\u5199\u5c11\u7684\u9879\u76ee\uff0c\u800cMyISAM\u7684\u8bfb\u6027\u80fd\u662f\u6bd4Innodb\u5f3a\u4e0d\u5c11\u7684\u3002<\/p>\n<p>2\u3001MyISAM\u7684\u7d22\u5f15\u548c\u6570\u636e\u662f\u5206\u5f00\u7684\uff0c\u5e76\u4e14\u7d22\u5f15\u662f\u6709\u538b\u7f29\u7684\uff0c\u5185\u5b58\u4f7f\u7528\u7387\u5c31\u5bf9\u5e94\u63d0\u9ad8\u4e86\u4e0d\u5c11\u3002\u80fd\u52a0\u8f7d\u66f4\u591a\u7d22\u5f15\uff0c\u800cInnodb\u662f\u7d22\u5f15\u548c\u6570\u636e\u662f\u7d27\u5bc6\u6346\u7ed1\u7684\uff0c\u6ca1\u6709\u4f7f\u7528\u538b\u7f29\u4ece\u800c\u4f1a\u9020\u6210Innodb\u6bd4MyISAM\u4f53\u79ef\u5e9e\u5927\u4e0d\u5c0f\u3002<\/p>\n<p>3\u3001\u7ecf\u5e38\u96941\uff0c2\u4e2a\u6708\u5c31\u4f1a\u53d1\u751f\u5e94\u7528\u5f00\u53d1\u4eba\u5458\u4e0d\u5c0f\u5fc3update\u4e00\u4e2a\u8868where\u5199\u7684\u8303\u56f4\u4e0d\u5bf9\uff0c\u5bfc\u81f4\u8fd9\u4e2a\u8868\u6ca1\u6cd5\u6b63\u5e38\u7528\u4e86\uff0c\u8fd9\u4e2a\u65f6\u5019MyISAM\u7684\u4f18\u8d8a\u6027\u5c31\u4f53\u73b0\u51fa\u6765\u4e86\uff0c\u968f\u4fbf\u4ece\u5f53\u5929\u62f7\u8d1d\u7684\u538b\u7f29\u5305\u53d6\u51fa\u5bf9\u5e94\u8868\u7684\u6587\u4ef6\uff0c\u968f\u4fbf\u653e\u5230\u4e00\u4e2a\u6570\u636e\u5e93\u76ee\u5f55\u4e0b\uff0c\u7136\u540edump\u6210sql\u518d\u5bfc\u56de\u5230\u4e3b\u5e93\uff0c\u5e76\u628a\u5bf9\u5e94\u7684binlog\u8865\u4e0a\u3002\u5982\u679c\u662fInnodb\uff0c\u6050\u6015\u4e0d\u53ef\u80fd\u6709\u8fd9\u4e48\u5feb\u901f\u5ea6\uff0c\u522b\u548c\u6211\u8bf4\u8ba9Innodb\u5b9a\u671f\u7528\u5bfc\u51faxxx.sql\u673a\u5236\u5907\u4efd\uff0c\u56e0\u4e3a\u6700\u5c0f\u7684\u4e00\u4e2a\u6570\u636e\u5e93\u5b9e\u4f8b\u7684\u6570\u636e\u91cf\u57fa\u672c\u90fd\u662f\u51e0\u5341G\u5927\u5c0f\u3002<\/p>\n<p>4\u3001\u4ece\u63a5\u89e6\u7684\u5e94\u7528\u903b\u8f91\u6765\u8bf4\uff0cselect count(*) \u548corder by \u662f\u6700\u9891\u7e41\u7684\uff0c\u5927\u6982\u80fd\u5360\u4e86\u6574\u4e2asql\u603b\u8bed\u53e5\u768460%\u4ee5\u4e0a\u7684\u64cd\u4f5c\uff0c\u800c\u8fd9\u79cd\u64cd\u4f5cInnodb\u5176\u5b9e\u4e5f\u662f\u4f1a\u9501\u8868\u7684\uff0c\u5f88\u591a\u4eba\u4ee5\u4e3aInnodb\u662f\u884c\u7ea7\u9501\uff0c\u90a3\u4e2a\u53ea\u662fwhere\u5bf9\u5b83\u4e3b\u952e\u662f\u6709\u6548\uff0c\u975e\u4e3b\u952e\u7684\u90fd\u4f1a\u9501\u5168\u8868\u7684\u3002<\/p>\n<p>5\u3001\u8fd8\u6709\u5c31\u662f\u7ecf\u5e38\u6709\u5f88\u591a\u5e94\u7528\u90e8\u95e8\u9700\u8981\u6211\u7ed9\u4ed6\u4eec\u5b9a\u671f\u67d0\u4e9b\u8868\u7684\u6570\u636e\uff0cMyISAM\u7684\u8bdd\u5f88\u65b9\u4fbf\uff0c\u53ea\u8981\u53d1\u7ed9\u4ed6\u4eec\u5bf9\u5e94\u90a3\u8868\u7684frm.MYD,MYI\u7684\u6587\u4ef6\uff0c\u8ba9\u4ed6\u4eec\u81ea\u5df1\u5728\u5bf9\u5e94\u7248\u672c\u7684\u6570\u636e\u5e93\u542f\u52a8\u5c31\u884c\uff0c\u800cInnodb\u5c31\u9700\u8981\u5bfc\u51faxxx.sql\u4e86\uff0c\u56e0\u4e3a\u5149\u7ed9\u522b\u4eba\u6587\u4ef6\uff0c\u53d7\u5b57\u5178\u6570\u636e\u6587\u4ef6\u7684\u5f71\u54cd\uff0c\u5bf9\u65b9\u662f\u65e0\u6cd5\u4f7f\u7528\u7684\u3002<\/p>\n<p>6\u3001\u5982\u679c\u548cMyISAM\u6bd4insert\u5199\u64cd\u4f5c\u7684\u8bdd\uff0cInnodb\u8fd8\u8fbe\u4e0d\u5230MyISAM\u7684\u5199\u6027\u80fd\uff0c\u5982\u679c\u662f\u9488\u5bf9\u57fa\u4e8e\u7d22\u5f15\u7684update\u64cd\u4f5c\uff0c\u867d\u7136MyISAM\u53ef\u80fd\u4f1a\u900a\u8272Innodb,\u4f46\u662f\u90a3\u4e48\u9ad8\u5e76\u53d1\u7684\u5199\uff0c\u4ece\u5e93\u80fd\u5426\u8ffd\u7684\u4e0a\u4e5f\u662f\u4e00\u4e2a\u95ee\u9898\uff0c\u8fd8\u4e0d\u5982\u901a\u8fc7\u591a\u5b9e\u4f8b\u5206\u5e93\u5206\u8868\u67b6\u6784\u6765\u89e3\u51b3\u3002<\/p>\n<p>7\u3001\u5982\u679c\u662f\u7528MyISAM\u7684\u8bdd\uff0cmerge\u5f15\u64ce\u53ef\u4ee5\u5927\u5927\u52a0\u5feb\u5e94\u7528\u90e8\u95e8\u7684\u5f00\u53d1\u901f\u5ea6\uff0c\u4ed6\u4eec\u53ea\u8981\u5bf9\u8fd9\u4e2amerge\u8868\u505a\u4e00\u4e9bselect count(*)\u64cd\u4f5c\uff0c\u975e\u5e38\u9002\u5408\u5927\u9879\u76ee\u603b\u91cf\u7ea6\u51e0\u4ebf\u7684rows\u67d0\u4e00\u7c7b\u578b(\u5982\u65e5\u5fd7\uff0c\u8c03\u67e5\u7edf\u8ba1)\u7684\u4e1a\u52a1\u8868\u3002<\/p>\n<p>\u5f53\u7136Innodb\u4e5f\u4e0d\u662f\u7edd\u5bf9\u4e0d\u7528\uff0c\u7528\u4e8b\u52a1\u7684\u9879\u76ee\u5c31\u7528Innodb\u7684\u3002\u53e6\u5916\uff0c\u53ef\u80fd\u6709\u4eba\u4f1a\u8bf4\u4f60MyISAM\u65e0\u6cd5\u6297\u592a\u591a\u5199\u64cd\u4f5c\uff0c\u4f46\u662f\u53ef\u4ee5\u901a\u8fc7\u67b6\u6784\u6765\u5f25\u8865\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL\u6709\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\uff0cMyISAM\u548cInnoDB\u662f\u5176\u4e2d\u5e38\u7528\u7684\u4e24\u79cd\u3002\u8fd9\u91cc\u4ecb\u7ecd\u5173\u4e8e\u8fd9\u4e24\u79cd\u5f15\u64ce\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff08\u975e\u6df1\u5165\u4ecb\u7ecd\uff09\u3002<\/p>\n<p>MyISAM\u662fMySQL\u7684\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce\uff0c\u57fa\u4e8e\u4f20\u7edf\u7684ISAM\u7c7b\u578b\uff0c\u652f\u6301\u5168\u6587\u641c\u7d22\uff0c\u4f46\u4e0d\u662f\u4e8b\u52a1\u5b89\u5168\u7684\uff0c\u800c\u4e14\u4e0d\u652f\u6301\u5916\u952e\u3002\u6bcf\u5f20MyISAM\u8868\u5b58\u653e\u5728\u4e09\u4e2a\u6587\u4ef6\u4e2d\uff1afrm \u6587\u4ef6\u5b58\u653e\u8868\u683c\u5b9a\u4e49\uff1b\u6570\u636e\u6587\u4ef6\u662fMYD (MYData)\uff1b\u7d22\u5f15\u6587\u4ef6\u662fMYI (MYIndex)\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[155],"tags":[],"_links":{"self":[{"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/posts\/3574"}],"collection":[{"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/comments?post=3574"}],"version-history":[{"count":0,"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/posts\/3574\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/media?parent=3574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/categories?post=3574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wpadmin.cn\/blog\/wp-json\/wp\/v2\/tags?post=3574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}