{"id":2144,"date":"2017-08-31T10:50:49","date_gmt":"2017-08-31T02:50:49","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=2144"},"modified":"2017-08-31T10:53:09","modified_gmt":"2017-08-31T02:53:09","slug":"%e5%ad%98%e5%82%a8%e5%bc%95%e6%93%8e","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=2144","title":{"rendered":"Mysql\u5b58\u50a8\u5f15\u64ce"},"content":{"rendered":"<h2>\u4e00\u3001\u4ec0\u4e48\u662fMySql\u6570\u636e\u5e93<\/h2>\n<p>\u901a\u5e38\u610f\u4e49\u4e0a\uff0c\u6570\u636e\u5e93\u4e5f\u5c31\u662f\u6570\u636e\u7684\u96c6\u5408\uff0c\u5177\u4f53\u5230\u8ba1\u7b97\u673a\u4e0a\u6570\u636e\u5e93\u53ef\u4ee5\u662f\u5b58\u50a8\u5668\u4e0a\u4e00\u4e9b\u6587\u4ef6\u7684\u96c6\u5408\u6216\u8005\u4e00\u4e9b\u5185\u5b58\u6570\u636e\u7684\u96c6\u5408\u3002<br \/>\n\u6211\u4eec\u901a\u5e38\u8bf4\u7684MySql\u6570\u636e\u5e93\uff0csql server\u6570\u636e\u5e93\u7b49\u7b49\u5176\u5b9e\u662f\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5b83\u4eec\u53ef\u4ee5\u5b58\u50a8\u6570\u636e\uff0c\u5e76\u63d0\u4f9b\u67e5\u8be2\u548c\u66f4\u65b0\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u7684\u529f\u80fd\u7b49\u7b49\u3002\u6839\u636e\u6570\u636e\u5e93\u5982\u4f55\u5b58\u50a8\u6570\u636e\u548c\u5982\u4f55\u64cd\u4f5c\u6570\u636e\u7684\u5b9e\u73b0\u673a\u5236\u4e0d\u540c\uff0c\u8fd9\u4e9b\u6570\u636e\u5e93\u4e4b\u95f4\u5373\u6709\u533a\u522b\u53c8\u6709\u5171\u540c\u70b9\u3002<br \/>\nMySql\u6570\u636e\u5e93\u662f\u5f00\u653e\u6e90\u4ee3\u7801\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\u3002\u76ee\u524d\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u7684\u529f\u80fd\u6709\uff1a\u652f\u6301sql\u8bed\u8a00\u3001\u5b50\u67e5\u8be2\u3001\u5b58\u50a8\u8fc7\u7a0b\u3001\u89e6\u53d1\u5668\u3001\u89c6\u56fe\u3001\u7d22\u5f15\u3001\u4e8b\u52a1\u3001\u9501\u3001\u5916\u952e\u7ea6\u675f\u548c\u5f71\u50cf\u590d\u5236\u7b49\u3002\u5728\u540e\u671f\uff0c\u6211\u4eec\u4f1a\u8be6\u7ec6\u8bb2\u89e3\u8fd9\u4e9b\u529f\u80fd\u3002<br \/>\n\u540cOracle \u548cSQL Server\u7b49\u5927\u578b\u6570\u636e\u5e93\u7cfb\u7edf\u4e00\u6837\uff0cMySql\u4e5f\u662f\u5ba2\u6237\/\u670d\u52a1\u5668\u7cfb\u7edf\u5e76\u4e14\u662f\u5355\u8fdb\u7a0b\u591a\u7ebf\u7a0b\u67b6\u6784\u7684\u6570\u636e\u5e93\u3002<br \/>\nMySql\u533a\u522b\u4e8e\u5176\u5b83\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u70b9\u662f\u652f\u6301\u63d2\u5165\u5f0f\u5b58\u50a8\u5f15\u64ce\u3002<\/p>\n<h2>\u4e8c\u3001\u90a3\u4e48\u4ec0\u4e48\u662f\u5b58\u50a8\u5f15\u64ce\u5462\uff1f<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u8868\u662f\u7528\u4e8e\u5b58\u50a8\u548c\u7ec4\u7ec7\u4fe1\u606f\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u5c06\u8868\u7406\u89e3\u4e3a\u7531\u884c\u548c\u5217\u7ec4\u6210\u7684\u8868\u683c\uff0c\u7c7b\u4f3c\u4e8eExcel\u7684\u7535\u5b50\u8868\u683c\u7684\u5f62\u5f0f\u3002\u6709\u7684\u8868\u7b80\u5355\uff0c\u6709\u7684\u8868\u590d\u6742\uff0c\u6709\u7684\u8868\u6839\u672c\u4e0d\u7528\u6765\u5b58\u50a8\u4efb\u4f55\u957f\u671f\u7684\u6570\u636e\uff0c\u6709\u7684\u8868\u8bfb\u53d6\u65f6\u975e\u5e38\u5feb\uff0c\u4f46\u662f\u63d2\u5165\u6570\u636e\u65f6\u53bb\u5f88\u5dee\uff1b\u800c\u6211\u4eec\u5728\u5b9e\u9645\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5c31\u53ef\u80fd\u9700\u8981\u5404\u79cd\u5404\u6837\u7684\u8868\uff0c\u4e0d\u540c\u7684\u8868\uff0c\u5c31\u610f\u5473\u7740\u5b58\u50a8\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\uff0c\u6570\u636e\u7684\u5904\u7406\u4e0a\u4e5f\u4f1a\u5b58\u5728\u7740\u5dee\u5f02\uff0c\u90a3\u4e48\u3002\u5bf9\u4e8eMySQL\u6765\u8bf4\uff0c\u5b83\u63d0\u4f9b\u4e86\u5f88\u591a\u79cd\u7c7b\u578b\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u5bf9\u6570\u636e\u5904\u7406\u7684\u9700\u6c42\uff0c\u9009\u62e9\u4e0d\u540c\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u4ece\u800c\u6700\u5927\u9650\u5ea6\u7684\u5229\u7528MySQL\u5f3a\u5927\u7684\u529f\u80fd\u3002<br \/>\n\u5b58\u50a8\u5f15\u64ce\u8bf4\u767d\u4e86\u5c31\u662f\u5982\u4f55\u5b58\u50a8\u6570\u636e\u3001\u5982\u4f55\u4e3a\u5b58\u50a8\u7684\u6570\u636e\u5efa\u7acb\u7d22\u5f15\u548c\u5982\u4f55\u66f4\u65b0\u3001\u67e5\u8be2\u6570\u636e\u7b49\u6280\u672f\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\u56e0\u4e3a\u5728\u5173\u7cfb\u6570\u636e\u5e93\u4e2d\u6570\u636e\u7684\u5b58\u50a8\u662f\u4ee5\u8868\u7684\u5f62\u5f0f\u5b58\u50a8\u7684\uff0c\u6240\u4ee5\u5b58\u50a8\u5f15\u64ce\u4e5f\u53ef\u4ee5\u79f0\u4e3a\u8868\u7c7b\u578b\uff08\u5373\u5b58\u50a8\u548c\u64cd\u4f5c\u6b64\u8868\u7684\u7c7b\u578b\uff09\u3002<br \/>\n\u5728Oracle \u548cSQL Server\u7b49\u6570\u636e\u5e93\u4e2d\u53ea\u6709\u4e00\u79cd\u5b58\u50a8\u5f15\u64ce\uff0c\u6240\u6709\u6570\u636e\u5b58\u50a8\u7ba1\u7406\u673a\u5236\u90fd\u662f\u4e00\u6837\u7684\u3002\u800cMySql\u6570\u636e\u5e93\u63d0\u4f9b\u4e86\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\u3002\u7528\u6237\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u9700\u6c42\u4e3a\u6570\u636e\u8868\u9009\u62e9\u4e0d\u540c\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u7528\u6237\u4e5f\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u7f16\u5199\u81ea\u5df1\u7684\u5b58\u50a8\u5f15\u64ce\u3002<\/p>\n<h2>\u4e09\u3001MySql\u4e2d\u6709\u54ea\u4e9b\u5b58\u50a8\u5f15\u64ce\uff1f<\/h2>\n<p>MyISAM\u3001InnoDB\u3001MEMORY\u3001MERGE\u7b49\u5185\u5bb9<\/p>\n<h3>1. MyISAM<\/h3>\n<p>\u5728mysql\u5ba2\u6237\u7aef\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770bMySQL\u652f\u6301\u7684\u5f15\u64ce<br \/>\nshow engines;<\/p>\n<p>MyISAM\u8868\u662f\u72ec\u7acb\u4e8e\u64cd\u4f5c\u7cfb\u7edf\u7684\uff0c\u8fd9\u8bf4\u660e\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u5176\u4eceWindows\u670d\u52a1\u5668\u79fb\u690d\u5230Linux\u670d\u52a1\u5668\uff1b\u6bcf\u5f53\u6211\u4eec\u5efa\u7acb\u4e00\u4e2aMyISAM\u5f15\u64ce\u7684\u8868\u65f6\uff0c\u5c31\u4f1a\u5728\u672c\u5730\u78c1\u76d8\u4e0a\u5efa\u7acb\u4e09\u4e2a\u6587\u4ef6\uff0c\u6587\u4ef6\u540d\u5c31\u662f\u8868\u540d\u3002\u4f8b\u5982\uff0c\u6211\u5efa\u7acb\u4e86\u4e00\u4e2aMyISAM\u5f15\u64ce\u7684tb_Demo\u8868\uff0c\u90a3\u4e48\u5c31\u4f1a\u751f\u6210\u4ee5\u4e0b\u4e09\u4e2a\u6587\u4ef6\uff1a<br \/>\n1.tb_demo.frm\uff0c\u5b58\u50a8\u8868\u5b9a\u4e49\uff1b<br \/>\n2.tb_demo.MYD\uff0c\u5b58\u50a8\u6570\u636e\uff1b<br \/>\n3.tb_demo.MYI\uff0c\u5b58\u50a8\u7d22\u5f15\u3002<\/p>\n<p>MyISAM\u8868\u65e0\u6cd5\u5904\u7406\u4e8b\u52a1\uff0c\u8fd9\u5c31\u610f\u5473\u7740\u6709\u4e8b\u52a1\u5904\u7406\u9700\u6c42\u7684\u8868\uff0c\u4e0d\u80fd\u4f7f\u7528MyISAM\u5b58\u50a8\u5f15\u64ce\u3002MyISAM\u5b58\u50a8\u5f15\u64ce\u7279\u522b\u9002\u5408\u5728\u4ee5\u4e0b\u51e0\u79cd\u60c5\u51b5\u4e0b\u4f7f\u7528\uff1a<\/p>\n<p>1.\u9009\u62e9\u5bc6\u96c6\u578b\u7684\u8868\u3002MyISAM\u5b58\u50a8\u5f15\u64ce\u5728\u7b5b\u9009\u5927\u91cf\u6570\u636e\u65f6\u975e\u5e38\u8fc5\u901f\uff0c\u8fd9\u662f\u5b83\u6700\u7a81\u51fa\u7684\u4f18\u70b9\u3002<br \/>\n2.\u63d2\u5165\u5bc6\u96c6\u578b\u7684\u8868\u3002MyISAM\u7684\u5e76\u53d1\u63d2\u5165\u7279\u6027\u5141\u8bb8\u540c\u65f6\u9009\u62e9\u548c\u63d2\u5165\u6570\u636e\u3002<br \/>\n\u4f8b\u5982\uff1aMyISAM\u5b58\u50a8\u5f15\u64ce\u5f88\u9002\u5408\u7ba1\u7406\u90ae\u4ef6\u6216Web\u670d\u52a1\u5668\u65e5\u5fd7\u6570\u636e\u3002<\/p>\n<h3>2. InnoDB<\/h3>\n<p>InnoDB\u662f\u4e00\u4e2a\u5065\u58ee\u7684\u4e8b\u52a1\u578b\u5b58\u50a8\u5f15\u64ce\uff0c\u8fd9\u79cd\u5b58\u50a8\u5f15\u64ce\u5df2\u7ecf\u88ab\u5f88\u591a\u4e92\u8054\u7f51\u516c\u53f8\u4f7f\u7528\uff0c\u4e3a\u7528\u6237\u64cd\u4f5c\u975e\u5e38\u5927\u7684\u6570\u636e\u5b58\u50a8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u89e3\u51b3\u65b9\u6848\u3002\u6211\u7684\u7535\u8111\u4e0a\u5b89\u88c5\u7684MySQL 5.7.11\u7248\uff0cInnoDB\u5c31\u662f\u4f5c\u4e3a\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce\u3002InnoDB\u8fd8\u5f15\u5165\u4e86\u884c\u7ea7\u9501\u5b9a\u548c\u5916\u952e\u7ea6\u675f\uff0c\u5728\u4ee5\u4e0b\u573a\u5408\u4e0b\uff0c\u4f7f\u7528InnoDB\u662f\u6700\u7406\u60f3\u7684\u9009\u62e9\uff1a<\/p>\n<p>1.\u66f4\u65b0\u5bc6\u96c6\u7684\u8868\u3002InnoDB\u5b58\u50a8\u5f15\u64ce\u7279\u522b\u9002\u5408\u5904\u7406\u591a\u91cd\u5e76\u53d1\u7684\u66f4\u65b0\u8bf7\u6c42\u3002<br \/>\n2.\u4e8b\u52a1\u3002InnoDB\u5b58\u50a8\u5f15\u64ce\u662f\u652f\u6301\u4e8b\u52a1\u7684\u6807\u51c6MySQL\u5b58\u50a8\u5f15\u64ce\u3002<br \/>\n3.\u81ea\u52a8\u707e\u96be\u6062\u590d\u3002\u4e0e\u5176\u5b83\u5b58\u50a8\u5f15\u64ce\u4e0d\u540c\uff0cInnoDB\u8868\u80fd\u591f\u81ea\u52a8\u4ece\u707e\u96be\u4e2d\u6062\u590d\u3002<br \/>\n4.\u5916\u952e\u7ea6\u675f\u3002MySQL\u652f\u6301\u5916\u952e\u7684\u5b58\u50a8\u5f15\u64ce\u53ea\u6709InnoDB\u3002<br \/>\n5.\u652f\u6301\u81ea\u52a8\u589e\u52a0\u5217AUTO_INCREMENT\u5c5e\u6027\u3002<br \/>\n\u4e00\u822c\u6765\u8bf4\uff0c\u5982\u679c\u9700\u8981\u4e8b\u52a1\u652f\u6301\uff0c\u5e76\u4e14\u6709\u8f83\u9ad8\u7684\u5e76\u53d1\u8bfb\u53d6\u9891\u7387\uff0cInnoDB\u662f\u4e0d\u9519\u7684\u9009\u62e9\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u56db\u3001\u5b58\u50a8\u5f15\u64ce\u5e38\u7528\u64cd\u4f5c<\/h2>\n<h3>1.\u67e5\u770b\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce<\/h3>\n<p>mysql&gt;\u00a0SHOW variables like &#8216;default_storage_engine&#8217;;<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+&#8212;&#8212;&#8211;+<br \/>\n| Variable_name \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Value |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+&#8212;&#8212;&#8211;+<br \/>\n| default_storage_engine | InnoDB |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+&#8212;&#8212;&#8211;+<\/p>\n<h3>2.\u663e\u793a\u5f53\u524d\u6570\u636e\u5e93\u652f\u6301\u7684\u6240\u6709\u5b58\u50a8\u5f15\u64ce<\/h3>\n<p>mysql&gt;\u00a0show engines;<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;+<br \/>\n| Engine \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Support | Comment \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Transactions | XA \u00a0 | Savepoints |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;+<br \/>\n| InnoDB \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | DEFAULT | Supports transactions, row-level locking, and foreign keys \u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES | YES \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| MRG_MYISAM \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | Collection of identical MyISAM tables \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| MEMORY \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | Hash based, stored in memory, useful for temporary tables \u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| BLACKHOLE \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | \/dev\/null storage engine (anything you write to it disappears) | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| MyISAM \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | MyISAM storage engine \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| CSV \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | CSV storage engine \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| ARCHIVE \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | YES \u00a0\u00a0\u00a0 | Archive storage engine \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| PERFORMANCE_SCHEMA | YES \u00a0\u00a0\u00a0 | Performance Schema \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0 | NO \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n| FEDERATED \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NO \u00a0\u00a0\u00a0\u00a0 | Federated MySQL storage engine \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NULL \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | NULL | NULL \u00a0\u00a0\u00a0\u00a0\u00a0 |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;&#8211;+&#8212;&#8212;+&#8212;&#8212;&#8212;&#8212;+<\/p>\n<h3>3.\u82e5\u8981\u4fee\u6539\u9ed8\u8ba4\u5f15\u64ce\uff0c\u53ef\u4ee5\u4fee\u6539\u914d\u7f6e\u6587\u4ef6my.ini(mysql5.7)\u4e2d\u7684default-storage-engine<\/h3>\n<p>4.\u5728MySQL5.1\u4ee5\u540e\uff0cINFORMATION_SCHEMA\u6570\u636e\u5e93\u4e2d\u5b58\u5728\u4e00\u4e2aENGINES\u7684\u8868\uff0c\u5b83\u63d0\u4f9b\u7684\u4fe1\u606f\u4e0eshow engines;\u8bed\u53e5\u5b8c\u5168\u4e00\u6837\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u8bed\u53e5\u6765\u67e5\u8be2\u54ea\u4e9b\u5b58\u50a8\u5f15\u64ce\u652f\u6301\u4e8b\u7269\u5904\u7406\uff1a<br \/>\nselect engine from information_schema.engines where transactions = &#8216;yes&#8217;;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u4ec0\u4e48\u662fMySql\u6570\u636e\u5e93 \u901a\u5e38\u610f\u4e49\u4e0a\uff0c\u6570\u636e\u5e93\u4e5f\u5c31\u662f\u6570\u636e\u7684\u96c6\u5408\uff0c\u5177\u4f53\u5230\u8ba1\u7b97\u673a\u4e0a\u6570\u636e\u5e93\u53ef\u4ee5\u662f\u5b58\u50a8\u5668\u4e0a\u4e00\u4e9b\u6587\u4ef6\u7684\u96c6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[61],"tags":[],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2144"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2144"}],"version-history":[{"count":4,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2144\/revisions"}],"predecessor-version":[{"id":2149,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2144\/revisions\/2149"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}