{"id":33969,"date":"2025-04-28T22:09:03","date_gmt":"2025-04-28T14:09:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/33969.html"},"modified":"2025-04-28T22:09:03","modified_gmt":"2025-04-28T14:09:03","slug":"mysql%e6%80%a7%e8%83%bd%e8%b0%83%e4%bc%98%ef%bc%88%e4%ba%8c%ef%bc%89%ef%bc%9amysql%e4%bd%93%e7%b3%bb%e6%9e%b6%e6%9e%84%ef%bc%88%e8%bf%9e%e6%8e%a5%e5%b1%82%e3%80%81server%e5%b1%82%e3%80%81%e5%ad%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/33969.html","title":{"rendered":"MySQL\u6027\u80fd\u8c03\u4f18\uff08\u4e8c\uff09\uff1aMySQL\u4f53\u7cfb\u67b6\u6784\uff08\u8fde\u63a5\u5c42\u3001Server\u5c42\u3001\u5b58\u50a8\u5f15\u64ce\u5c42\uff09"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>MySQL\u6027\u80fd\u8c03\u4f18<\/li>\n<li>\n<ul>\n<li>\u6570\u636e\u5e93\u8bbe\u8ba1\u4f18\u5316<\/li>\n<li>\u67e5\u8be2\u4f18\u5316<\/li>\n<li>\u914d\u7f6e\u53c2\u6570\u8c03\u6574<\/li>\n<li>\u786c\u4ef6\u4f18\u5316<\/li>\n<\/ul>\n<\/li>\n<li>1.MySQL\u4f53\u7cfb\u67b6\u6784<\/li>\n<li>\n<ul>\n<li>1.1.MySQL\u7684\u5206\u652f\u4e0e\u53d8\u79cd<\/li>\n<li>\n<ul>\n<li>1.1.1.Drizzle<\/li>\n<li>1.1.2.MariaDB<\/li>\n<li>1.1.3.Percona Server<\/li>\n<\/ul>\n<\/li>\n<li>1.2.MySQL\u7684\u66ff\u4ee3<\/li>\n<li>\n<ul>\n<li>1.2.1.Postgre SQL<\/li>\n<li>1.2.2.SQLite<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>2.MySql\u57fa\u7840<\/li>\n<li>\n<ul>\n<li>2.1.MySQL\u4f53\u7cfb\u67b6\u6784<\/li>\n<li>\n<ul>\n<li>2.1.1.\u8fde\u63a5\u5c42<\/li>\n<li>2.1.2.Server\u5c42(SQL\u5904\u7406\u5c42)<\/li>\n<li>\n<ul>\n<li>2.1.2.1.\u7f13\u5b58&#xff08;\u4e86\u89e3\u5373\u53ef&#xff09;<\/li>\n<\/ul>\n<\/li>\n<li>2.1.3.\u5b58\u50a8\u5f15\u64ce\u5c42<\/li>\n<li>\n<ul>\n<li>2.1.3.1.MySQL\u5b98\u65b9\u5f15\u64ce\u6982\u8981<\/li>\n<li>2.1.3.2.\u503c\u5f97\u4e86\u89e3\u7684\u7b2c\u4e09\u65b9\u5f15\u64ce<\/li>\n<li>2.1.3.3.\u9009\u62e9\u5408\u9002\u7684\u5f15\u64ce<\/li>\n<li>2.1.3.4.\u8868\u5f15\u64ce\u7684\u8f6c\u6362<\/li>\n<li>2.1.3.5.\u68c0\u67e5MySQL\u7684\u5f15\u64ce<\/li>\n<li>2.1.3.6.MyISAM\u548cInnoDB\u6bd4\u8f83<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140859-680f8bfb1ddac.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u4e2a\u4eba\u4e3b\u9875&#xff1a;\u9053\u53cb\u8001\u674e \u6b22\u8fce\u52a0\u5165\u793e\u533a&#xff1a;\u9053\u53cb\u8001\u674e\u7684\u5b66\u4e60\u793e\u533a<\/p>\n<h2>MySQL\u6027\u80fd\u8c03\u4f18<\/h2>\n<p>MySQL \u6027\u80fd\u8c03\u4f18\u662f\u4e00\u4e2a\u590d\u6742\u4e14\u591a\u7ef4\u5ea6\u7684\u8fc7\u7a0b&#xff0c;\u4e0b\u9762\u4ece\u6570\u636e\u5e93\u8bbe\u8ba1\u3001\u67e5\u8be2\u4f18\u5316\u3001\u914d\u7f6e\u53c2\u6570\u8c03\u6574\u3001\u786c\u4ef6\u4f18\u5316\u51e0\u4e2a\u65b9\u9762\u4e3a\u4f60\u4ecb\u7ecd\u76f8\u5173\u7684\u8c03\u4f18\u65b9\u6cd5\u3002<\/p>\n<h3>\u6570\u636e\u5e93\u8bbe\u8ba1\u4f18\u5316<\/h3>\n<ul>\n<li>\u5408\u7406\u8bbe\u8ba1\u8868\u7ed3\u6784&#xff1a;\u786e\u4fdd\u8868\u7ed3\u6784\u9075\u5faa\u6570\u636e\u5e93\u8bbe\u8ba1\u8303\u5f0f&#xff0c;\u51cf\u5c11\u6570\u636e\u5197\u4f59&#xff0c;\u540c\u65f6\u8981\u6839\u636e\u5b9e\u9645\u4e1a\u52a1\u9700\u6c42\u7075\u6d3b\u8c03\u6574&#xff0c;\u907f\u514d\u8fc7\u5ea6\u8303\u5f0f\u5316\u5bfc\u81f4\u7684\u67e5\u8be2\u590d\u6742\u5ea6\u8fc7\u9ad8\u3002<\/li>\n<li>\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7c7b\u578b&#xff1a;\u4f7f\u7528\u5408\u9002\u7684\u6570\u636e\u7c7b\u578b\u53ef\u4ee5\u51cf\u5c11\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u4f8b\u5982&#xff0c;\u5bf9\u4e8e\u56fa\u5b9a\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u4f7f\u7528CHAR&#xff0c;\u5bf9\u4e8e\u53ef\u53d8\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u4f7f\u7528VARCHAR&#xff1b;\u5bf9\u4e8e\u6574\u6570\u7c7b\u578b&#xff0c;\u6839\u636e\u53d6\u503c\u8303\u56f4\u9009\u62e9\u5408\u9002\u7684\u7c7b\u578b&#xff0c;\u5982TINYINT\u3001SMALLINT\u7b49\u3002<\/li>\n<li>\u5efa\u7acb\u9002\u5f53\u7684\u7d22\u5f15&#xff1a;\u7d22\u5f15\u53ef\u4ee5\u52a0\u5feb\u6570\u636e\u7684\u67e5\u627e\u901f\u5ea6&#xff0c;\u4f46\u8fc7\u591a\u7684\u7d22\u5f15\u4f1a\u589e\u52a0\u5199\u64cd\u4f5c\u7684\u5f00\u9500&#xff0c;\u56e0\u6b64\u9700\u8981\u6839\u636e\u67e5\u8be2\u9700\u6c42\u5efa\u7acb\u9002\u5f53\u7684\u7d22\u5f15\u3002\u4f8b\u5982&#xff0c;\u5bf9\u4e8e\u7ecf\u5e38\u7528\u4e8eWHERE\u5b50\u53e5\u3001JOIN\u6761\u4ef6\u548cORDER BY\u5b50\u53e5\u7684\u5217&#xff0c;\u53ef\u4ee5\u8003\u8651\u521b\u5efa\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<h3>\u67e5\u8be2\u4f18\u5316<\/h3>\n<ul>\n<li>\u907f\u514d\u5168\u8868\u626b\u63cf&#xff1a;\u5c3d\u91cf\u4f7f\u7528\u7d22\u5f15\u6765\u907f\u514d\u5168\u8868\u626b\u63cf&#xff0c;\u4f8b\u5982\u5728WHERE\u5b50\u53e5\u4e2d\u4f7f\u7528\u7d22\u5f15\u5217\u8fdb\u884c\u8fc7\u6ee4\u3002<\/li>\n<li>\u4f18\u5316\u5b50\u67e5\u8be2&#xff1a;\u5b50\u67e5\u8be2\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6027\u80fd\u95ee\u9898&#xff0c;\u53ef\u4ee5\u8003\u8651\u4f7f\u7528JOIN\u6765\u66ff\u4ee3\u5b50\u67e5\u8be2\u3002<\/li>\n<li>\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u5217&#xff1a;\u5728\u67e5\u8be2\u65f6\u53ea\u9009\u62e9\u9700\u8981\u7684\u5217&#xff0c;\u907f\u514d\u4f7f\u7528SELECT *\u3002<\/li>\n<\/ul>\n<h3>\u914d\u7f6e\u53c2\u6570\u8c03\u6574<\/h3>\n<ul>\n<li>\u8c03\u6574\u5185\u5b58\u5206\u914d&#xff1a;\u6839\u636e\u670d\u52a1\u5668\u7684\u786c\u4ef6\u8d44\u6e90\u548c\u4e1a\u52a1\u9700\u6c42&#xff0c;\u8c03\u6574innodb_buffer_pool_size\u3001key_buffer_size\u7b49\u53c2\u6570&#xff0c;\u4ee5\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/li>\n<li>\u8c03\u6574\u65e5\u5fd7\u53c2\u6570&#xff1a;\u6839\u636e\u4e1a\u52a1\u9700\u6c42\u8c03\u6574log_bin\u3001innodb_log_file_size\u7b49\u53c2\u6570&#xff0c;\u4ee5\u5e73\u8861\u6570\u636e\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3>\u786c\u4ef6\u4f18\u5316<\/h3>\n<ul>\n<li>\u4f7f\u7528\u9ad8\u901f\u5b58\u50a8\u8bbe\u5907&#xff1a;\u5982 SSD \u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u78c1\u76d8 I\/O \u6027\u80fd\u3002<\/li>\n<li>\u589e\u52a0\u5185\u5b58&#xff1a;\u8db3\u591f\u7684\u5185\u5b58\u53ef\u4ee5\u51cf\u5c11\u78c1\u76d8 I\/O&#xff0c;\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2>1.MySQL\u4f53\u7cfb\u67b6\u6784<\/h2>\n<h3>1.1.MySQL\u7684\u5206\u652f\u4e0e\u53d8\u79cd<\/h3>\n<p>MySQL\u53d8\u79cd\u6709\u597d\u51e0\u4e2a&#xff0c;\u4e3b\u8981\u6709\u4e09\u4e2a\u4e45\u7ecf\u8003\u9a8c\u7684\u4e3b\u6d41\u53d8\u79cd&#xff1a;Percona Server&#xff0c;MariaDB\u548c Drizzle\u3002\u5b83\u4eec\u90fd\u6709\u6d3b\u8dc3\u7684\u7528\u6237\u793e\u533a\u548c\u4e00\u4e9b\u5546\u4e1a\u652f\u6301&#xff0c;\u5747\u7531\u72ec\u7acb\u7684\u670d\u52a1\u4f9b\u5e94\u5546\u652f\u6301\u3002\u540c\u65f6\u8fd8\u6709\u51e0\u4e2a\u4f18\u79c0\u7684\u5f00\u6e90\u5173\u7cfb\u6570\u636e\u5e93&#xff0c;\u503c\u5f97\u6211\u4eec\u4e86\u89e3\u4e00\u4e0b\u3002<\/p>\n<h4>1.1.1.Drizzle<\/h4>\n<p>Drizzle\u662f\u771f\u6b63\u7684MySQL\u5206\u652f&#xff0c;\u800c\u4e14\u662f\u5b8c\u5168\u5f00\u6e90\u7684\u4ea7\u54c1&#xff0c;\u800c\u975e\u53ea\u662f\u4e2a\u53d8\u79cd\u6216\u589e\u5f3a\u7248\u672c\u3002\u5b83\u5e76\u4e0d\u4e0eMySQL\u517c\u5bb9\u4e0d\u80fd\u7b80\u5355\u5730\u5c06MySQL\u540e\u7aef\u66ff\u6362\u4e3aDrizzle\u3002<\/p>\n<p>Drizzle\u4e0eMySQL\u6709\u5f88\u5927\u5dee\u522b&#xff0c;\u8fdb\u884c\u4e86\u4e00\u4e9b\u91cd\u5927\u66f4\u6539&#xff0c;\u751a\u81f3SQL\u8bed\u6cd5\u7684\u53d8\u5316\u90fd\u975e\u5e38\u5927&#xff0c;\u8bbe\u8ba1\u76ee\u6807\u4e4b\u4e00\u662f\u63d0\u4f9b\u4e00\u79cd\u51fa\u8272\u7684\u89e3\u51b3\u65b9\u6848\u6765\u89e3\u51b3\u9ad8\u53ef\u7528\u6027\u95ee\u9898\u3002\u5728\u5b9e\u73b0\u4e0a&#xff0c;Drizzle\u6e05\u9664\u4e86\u4e00\u4e9b\u8868\u73b0\u4e0d\u4f73\u548c\u4e0d\u5fc5\u8981\u7684\u529f\u80fd&#xff0c;\u5c06\u5f88\u591a\u4ee3\u7801\u91cd\u5199&#xff0c;\u5bf9\u5b83\u4eec\u8fdb\u884c\u4e86\u4f18\u5316&#xff0c;\u751a\u81f3\u5c06\u6240\u7528\u8bed\u8a00\u4eceC\u6362\u6210\u4e86C&#043;&#043;\u3002<\/p>\n<p>\u6b64\u5916&#xff0c;Drizzle\u53e6\u4e00\u4e2a\u8bbe\u8ba1\u76ee\u6807\u662f\u80fd\u5f88\u597d\u7684\u9002\u5e94\u5177\u6709\u5927\u91cf\u5185\u5bb9\u7684\u591a\u6838\u670d\u52a1\u5668\u3001\u8fd0\u884cLinux\u768464\u4f4d\u673a\u5668\u3001\u4e91\u8ba1\u7b97\u4e2d\u4f7f\u7528\u7684\u670d\u52a1\u5668\u3001\u6258\u7ba1\u7f51\u7ad9\u7684\u670d\u52a1\u5668\u548c\u6bcf\u5206\u949f\u63a5\u6536\u6570\u4ee5\u4e07\u8ba1\u70b9\u51fb\u7387\u7684\u670d\u52a1\u5668\u5e76\u4e14\u5927\u5e45\u5ea6\u7684\u524a\u51cf\u670d\u52a1\u5668\u6210\u672c\u3002<\/p>\n<h4>1.1.2.MariaDB<\/h4>\n<p>\u5728Sun\u6536\u8d2dMySQL\u540e&#xff0c;Monty Widenius&#xff0c;\u8fd9\u4f4dMySQL\u7684\u521b\u5efa\u8005&#xff0c;\u56e0\u4e0d\u8ba4\u540cMySQL\u5f00\u53d1\u6d41\u7a0b\u800c\u79bb\u5f00Sun\u3002\u4ed6\u6210\u7acb\u4e86Monty\u7a0b\u5e8f\u516c\u53f8&#xff0c;\u521b\u7acb\u4e86MariaDB\u3002MariaDB\u7684\u76ee\u6807\u662f\u793e\u533a\u5f00\u53d1&#xff0c;Bug\u4fee\u590d\u548c\u8bb8\u591a\u7684\u65b0\u7279\u6027\u5b9e\u9645\u4e0a&#xff0c;\u53ef\u4ee5\u5c06MariaDB\u89c6\u4e3aMySQL\u7684\u6269\u5c55\u96c6&#xff0c;\u5b83\u4e0d\u4ec5\u63d0\u4f9bMySQL\u63d0\u4f9b\u7684\u6240\u6709\u529f\u80fd&#xff0c;\u8fd8\u63d0\u4f9b\u5176\u4ed6\u529f\u80fd\u3002MariaDB\u662f\u539f\u7248MySQL\u7684\u8d85\u96c6&#xff0c;\u56e0\u6b64\u5df2\u6709\u7684\u7cfb\u7edf\u4e0d\u9700\u8981\u4efb\u4f55\u4fee\u6539\u5c31\u53ef\u4ee5\u8fd0\u884c\u3002<\/p>\n<p>\u8bf8\u5982Google&#xff0c;Facebook\u3001\u7ef4\u57fa\u767e\u79d1\u7b49\u516c\u53f8\u6216\u8005\u7f51\u7ad9\u6240\u4f7f\u7528\u4e86MariaDB\u3002\u4e0d\u8fc7Monty\u516c\u53f8\u4e0d\u662f\u4ee5\u8d62\u5229\u4e3a\u76ee\u7684&#xff0c;\u800c\u662f\u7531\u4ea7\u54c1\u9a71\u52a8\u7684&#xff0c;\u8fd9\u53ef\u80fd\u4f1a\u5e26\u6765\u95ee\u9898&#xff0c;\u56e0\u4e3a\u6ca1\u6709\u8d62\u5229\u7684\u516c\u53f8\u4e0d\u4e00\u5b9a\u80fd\u957f\u4e45\u7ef4\u6301\u4e0b\u53bb\u3002<\/p>\n<h4>1.1.3.Percona Server<\/h4>\n<p>\u7531\u9886\u5148\u7684MySQL\u54a8\u8be2\u516c\u53f8Percona\u53d1\u5e03&#xff0c;Percona\u516c\u53f8\u7684\u53e3\u53f7\u5c31\u662f\u201cThe Database Performance Experts\u201d&#xff0c;Percona\u7684\u521b\u59cb\u4eba\u4e5f\u5c31\u662f\u300a\u9ad8\u6027\u80fdMySQL\u300b\u4e66\u7684\u4f5c\u8005\u3002<\/p>\n<p>Percona Server\u662f\u4e2a\u4e0eMySQL\u5411\u540e\u517c\u5bb9\u7684\u66ff\u4ee3\u54c1&#xff0c;\u5b83\u5c3d\u53ef\u80fd\u4e0d\u6539\u53d8SQL\u8bed\u6cd5\u3001\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u534f\u8bae\u548c\u78c1\u76d8\u4e0a\u7684\u6587\u4ef6\u683c\u5f0f\u3002\u4efb\u4f55\u8fd0\u884c\u5728MySQL\u4e0a\u7684\u90fd\u53ef\u4ee5\u8fd0\u884c\u5728Percona Server\u4e0a\u800c\u4e0d\u9700\u8981\u4fee\u6539\u3002\u5207\u6362\u5230Percona Server\u53ea\u9700\u8981\u5173\u95edMySQL\u548c\u542f\u52a8PerconaServer&#xff0c;\u4e0d\u9700\u8981\u5bfc\u51fa\u548c\u91cd\u65b0\u5bfc\u5165\u6570\u636e\u3002<\/p>\n<p>Percona Server\u6709\u4e09\u4e2a\u4e3b\u8981\u7684\u76ee\u6807&#xff1a;\u900f\u660e&#xff0c;\u589e\u52a0\u5141\u8bb8\u7528\u6237\u66f4\u7d27\u5bc6\u5730\u67e5\u770b\u670d\u52a1\u5668\u5185\u90e8\u4fe1\u606f\u548c\u884c\u4e3a\u7684\u65b9\u6cd5\u3002\u6bd4\u5982\u6162\u67e5\u8be2\u65e5\u5fd7\u4e2d\u7279\u522b\u589e\u52a0\u7684\u8be6\u7ec6\u4fe1\u606f&#xff1b;\u6027\u80fd&#xff0c;Percona Server\u5305\u542b\u8bb8\u591a\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u65b9\u9762\u7684\u6539\u8fdb&#xff0c;\u8fd8\u52a0\u5f3a\u4e86\u6027\u80fd\u7684\u53ef\u9884\u6d4b\u6027\u548c\u7a33\u5b9a\u6027\u3002\u5176\u4e2d\u4e3b\u8981\u96c6\u4e2d\u4e8eInnoDB&#xff1b;\u64cd\u4f5c\u7075\u6d3b\u6027&#xff0c;Percona Server\u4f7f\u64cd\u4f5c\u4eba\u5458\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u5728\u8ba9MySQL\u4f5c\u4e3a\u67b6\u6784\u7684\u4e00\u90e8\u5206\u800c\u53ef\u9760\u5e76\u7a33\u5b9a\u8fd0\u884c\u65f6\u63d0\u4f9b\u4e86\u5f88\u591a\u4fbf\u5229\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bf4&#xff0c;Percona Server\u4e2d\u7684\u8bb8\u591a\u7279\u6027\u4f1a\u5728\u540e\u6765\u7684\u6807\u51c6MySQL\u4e2d\u51fa\u73b0\u3002<\/p>\n<p>\u56fd\u5185\u516c\u53f8\u963f\u91cc\u5185\u90e8\u5c31\u8fd0\u884c\u4e86\u4e0a\u5343\u4e2aPercona Server\u7684\u5b9e\u4f8b\u3002<\/p>\n<h3>1.2.MySQL\u7684\u66ff\u4ee3<\/h3>\n<h4>1.2.1.Postgre SQL<\/h4>\n<p>PostgreSQL\u79f0\u81ea\u5df1\u662f\u4e16\u754c\u4e0a\u6700\u5148\u8fdb\u7684\u5f00\u6e90\u6570\u636e\u5e93&#xff0c;\u540c\u65f6\u4e5f\u662f\u4e2a\u4e00\u4e13\u591a\u957f\u7684\u5168\u6808\u6570\u636e\u5e93\u3002\u6700\u521d\u662f1985\u5e74\u5728\u52a0\u5229\u798f\u5c3c\u4e9a\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u5f00\u53d1\u7684\u3002<\/p>\n<p>PostgreSQL \u7684\u7a33\u5b9a\u6027\u6781\u5f3a&#xff0c;\u5728\u5d29\u6e83\u3001\u65ad\u7535\u4e4b\u7c7b\u7684\u707e\u96be\u573a\u666f\u4e0b\u4f9d\u7136\u53ef\u4ee5\u4fdd\u8bc1\u6570\u636e\u7684\u6b63\u786e&#xff1b;\u5728\u9ad8\u5e76\u53d1\u8bfb\u5199&#xff0c;\u8d1f\u8f7d\u903c\u8fd1\u6781\u9650\u4e0b&#xff0c;PostgreSQL\u7684\u6027\u80fd\u6307\u6807\u4ecd\u53ef\u4ee5\u7ef4\u6301\u53cc\u66f2\u7ebf\u751a\u81f3\u5bf9\u6570\u66f2\u7ebf&#xff0c;\u5230\u9876\u5cf0\u4e4b\u540e\u4e0d\u518d\u4e0b\u964d&#xff0c;\u8868\u73b0\u7684\u975e\u5e38\u7a33\u5b9a&#xff0c;\u800c MySQL \u660e\u663e\u51fa\u73b0\u4e00\u4e2a\u6ce2\u5cf0\u540e\u4e0b\u6ed1&#xff1b;<\/p>\n<p>PostgreSQL\u591a\u5e74\u6765\u5728GIS(\u5730\u7406\u4fe1\u606f)\u9886\u57df\u5904\u4e8e\u4f18\u52bf\u5730\u4f4d&#xff0c;\u56e0\u4e3a\u5b83\u6709\u4e30\u5bcc\u7684\u51e0\u4f55\u7c7b\u578b&#xff0c;\u5b9e\u9645\u4e0a\u4e0d\u6b62\u51e0\u4f55\u7c7b\u578b&#xff0c;PostgreSQL\u6709\u5927\u91cf\u5b57\u5178\u3001\u6570\u7ec4\u3001bitmap \u7b49\u6570\u636e\u7c7b\u578b&#xff0c;\u76f8\u6bd4\u4e4b\u4e0bmysql\u5c31\u5dee\u5f88\u591a\u3002\u6240\u4ee5\u603b\u7684\u6765\u8bf4&#xff0c;PostgreSQL\u66f4\u5b66\u672f\u5316\u4e00\u4e9b&#xff0c;\u5728\u7edd\u5bf9\u9700\u8981\u53ef\u9760\u6027\u548c\u6570\u636e\u5b8c\u6574\u6027\u7684\u65f6\u5019&#xff0c;PostgreSQL\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u4f46\u662f\u4ece\u5546\u4e1a\u652f\u6301\u3001\u6587\u6863\u8d44\u6599\u3001\u6613\u7528\u6027&#xff0c;\u7b2c\u4e09\u65b9\u652f\u6301\u6765\u8bf4&#xff0c;MySQL\u65e0\u7591\u66f4\u597d\u4e9b\u3002<\/p>\n<h4>1.2.2.SQLite<\/h4>\n<p>SQLite\u662f\u4e16\u754c\u4e0a\u90e8\u7f72\u6700\u5e7f\u6cdb\u7684\u6570\u636e\u5e93\u5f15\u64ce&#xff0c;\u4e3a\u7269\u8054\u7f51&#xff08;IoT&#xff09;\u4e0b\u7684\u6570\u636e\u5e93\u9996\u9009&#xff0c;\u5e76\u4e14\u662f\u624b\u673a&#xff0c;PDA&#xff0c;\u751a\u81f3MP3\u64ad\u653e\u5668\u7684\u4e0b\u7684\u9996\u9009\u3002SQLite\u4ee3\u7801\u5360\u7528\u7a7a\u95f4\u5c0f&#xff0c;\u5e76\u4e14\u4e0d\u9700\u8981\u6570\u636e\u5e93\u7ba1\u7406\u5458\u7684\u7ef4\u62a4\u3002SQLite\u6ca1\u6709\u5355\u72ec\u7684\u670d\u52a1\u5668\u8fdb\u7a0b&#xff0c;\u63d0\u4f9b\u7684\u4e8b\u52a1\u4e5f\u57fa\u672c\u7b26\u5408ACID\u3002\u5f53\u7136&#xff0c;\u7b80\u5355\u4e5f\u5c31\u610f\u5473\u7740\u529f\u80fd\u548c\u6027\u80fd\u53d7\u9650\u3002<\/p>\n<h2>2.MySql\u57fa\u7840<\/h2>\n<h3>2.1.MySQL\u4f53\u7cfb\u67b6\u6784<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140859-680f8bfb56071.png\" alt=\"image.png\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u51faMySQL\u662f\u7531\u8fde\u63a5\u6c60\u3001\u7ba1\u7406\u5de5\u5177\u548c\u670d\u52a1\u3001SQL\u63a5\u53e3\u3001\u89e3\u6790\u5668\u3001\u4f18\u5316\u5668\u3001\u7f13\u5b58\u3001\u5b58\u50a8\u5f15\u64ce\u3001\u6587\u4ef6\u7cfb\u7edf\u7ec4\u6210\u3002<\/p>\n<p>\u8fde\u63a5\u6c60<\/p>\n<p>\u7531\u4e8e\u6bcf\u6b21\u5efa\u7acb\u5efa\u7acb\u9700\u8981\u6d88\u8017\u5f88\u591a\u65f6\u95f4&#xff0c;\u8fde\u63a5\u6c60\u7684\u4f5c\u7528\u5c31\u662f\u5c06\u8fd9\u4e9b\u8fde\u63a5\u7f13\u5b58\u4e0b\u6765&#xff0c;\u4e0b\u6b21\u53ef\u4ee5\u76f4\u63a5\u7528\u5df2\u7ecf\u5efa\u7acb\u597d\u7684\u8fde\u63a5&#xff0c;\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\u3002<\/p>\n<p>\u7ba1\u7406\u5de5\u5177\u548c\u670d\u52a1<\/p>\n<p>\u7cfb\u7edf\u7ba1\u7406\u548c\u63a7\u5236\u5de5\u5177&#xff0c;\u4f8b\u5982\u5907\u4efd\u6062\u590d\u3001Mysql\u590d\u5236\u3001\u96c6\u7fa4\u7b49<\/p>\n<p>SQL\u63a5\u53e3<\/p>\n<p>\u63a5\u53d7\u7528\u6237\u7684SQL\u547d\u4ee4&#xff0c;\u5e76\u4e14\u8fd4\u56de\u7528\u6237\u9700\u8981\u67e5\u8be2\u7684\u7ed3\u679c\u3002\u6bd4\u5982select \u2026 from\u5c31\u662f\u8c03\u7528SQL\u63a5\u53e3<\/p>\n<p>\u89e3\u6790\u5668<\/p>\n<p>SQL\u547d\u4ee4\u4f20\u9012\u5230\u89e3\u6790\u5668\u7684\u65f6\u5019\u4f1a\u88ab\u89e3\u6790\u5668\u9a8c\u8bc1\u548c\u89e3\u6790\u3002\u89e3\u6790\u5668\u4e3b\u8981\u529f\u80fd&#xff1a;1\u3001\u5c06SQL\u8bed\u53e5\u5206\u89e3\u6210\u6570\u636e\u7ed3\u6784&#xff0c;\u540e\u7eed\u6b65\u9aa4\u7684\u4f20\u9012\u548c\u5904\u7406\u5c31\u662f\u57fa\u4e8e\u8fd9\u4e2a\u7ed3\u6784\u7684\u30022\u3001\u5c06SQL\u8bed\u53e5\u5206\u89e3\u6210\u6570\u636e\u7ed3\u6784&#xff0c;\u540e\u7eed\u6b65\u9aa4\u7684\u4f20\u9012\u548c\u5904\u7406\u5c31\u662f\u57fa\u4e8e\u8fd9\u4e2a\u7ed3\u6784\u7684\u3002<\/p>\n<p>\u4f18\u5316\u5668<\/p>\n<p>\u67e5\u8be2\u4f18\u5316\u5668&#xff0c;SQL\u8bed\u53e5\u5728\u67e5\u8be2\u4e4b\u524d\u4f1a\u4f7f\u7528\u67e5\u8be2\u4f18\u5316\u5668\u5bf9\u67e5\u8be2\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n<p>\u7f13\u5b58\u5668<\/p>\n<p>\u67e5\u8be2\u7f13\u5b58&#xff0c;\u5982\u679c\u67e5\u8be2\u7f13\u5b58\u6709\u547d\u4e2d\u7684\u67e5\u8be2\u7ed3\u679c&#xff0c;\u67e5\u8be2\u8bed\u53e5\u5c31\u53ef\u4ee5\u76f4\u63a5\u53bb\u67e5\u8be2\u7f13\u5b58\u4e2d\u53d6\u6570\u636e\u3002\u8fd9\u4e2a\u7f13\u5b58\u673a\u5236\u662f\u7531\u4e00\u7cfb\u5217\u5c0f\u7f13\u5b58\u7ec4\u6210\u7684\u3002\u6bd4\u5982\u8868\u7f13\u5b58&#xff0c;\u8bb0\u5f55\u7f13\u5b58&#xff0c;key\u7f13\u5b58&#xff0c;\u6743\u9650\u7f13\u5b58\u7b49\u3002<\/p>\n<p>\u5b58\u50a8\u5f15\u64ce(\u540e\u9762\u4f1a\u7ec6\u8bb2)<\/p>\n<p>\u6587\u4ef6\u7cfb\u7edf(\u540e\u9762\u4f1a\u7ec6\u8bb2)<\/p>\n<h4>2.1.1.\u8fde\u63a5\u5c42<\/h4>\n<p>\u5f53MySQL\u542f\u52a8&#xff08;MySQL\u670d\u52a1\u5668\u5c31\u662f\u4e00\u4e2a\u8fdb\u7a0b&#xff09;&#xff0c;\u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u6bcf\u4e00\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u8fdb\u7a0b\u4f1a\u521b\u5efa\u4e00\u4e2a\u7ebf\u7a0b\u4e13\u95e8\u5904\u7406\u4e0e\u8fd9\u4e2a\u5ba2\u6237\u7aef\u7684\u4ea4\u4e92\u3002\u5f53\u5ba2\u6237\u7aef\u4e0e\u8be5\u670d\u52a1\u5668\u65ad\u5f00\u4e4b\u540e&#xff0c;\u4e0d\u4f1a\u7acb\u5373\u64a4\u9500\u7ebf\u7a0b&#xff0c;\u53ea\u4f1a\u628a\u4ed6\u7f13\u5b58\u8d77\u6765\u7b49\u5f85\u4e0b\u4e00\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u8fde\u63a5\u7684\u65f6\u5019&#xff0c;\u5c06\u5176\u5206\u914d\u7ed9\u8be5\u5ba2\u6237\u7aef\u3002\u6bcf\u4e2a\u7ebf\u7a0b\u72ec\u7acb&#xff0c;\u62e5\u6709\u5404\u81ea\u7684\u5185\u5b58\u5904\u7406\u7a7a\u95f4\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140859-680f8bfbb7a90.png\" alt=\"image.png\" \/><\/p>\n<p>\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u6700\u5927\u7684\u8fde\u63a5\u6570&#xff1a;<\/p>\n<p>show VARIABLES like &#039;%max_connections%&#039; <\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140900-680f8bfc04a5d.png\" alt=\"image.png\" \/><\/p>\n<p>\u8fde\u63a5\u5230\u670d\u52a1\u5668&#xff0c;\u670d\u52a1\u5668\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u9a8c\u8bc1&#xff0c;\u4e5f\u5c31\u662f\u7528\u6237\u540d\u3001IP\u3001\u5bc6\u7801\u9a8c\u8bc1&#xff0c;\u4e00\u65e6\u8fde\u63a5\u6210\u529f&#xff0c;\u8fd8\u8981\u9a8c\u8bc1\u662f\u5426\u5177\u6709\u6267\u884c\u67d0\u4e2a\u7279\u5b9a\u67e5\u8be2\u7684\u6743\u9650&#xff08;\u4f8b\u5982&#xff0c;\u662f\u5426\u5141\u8bb8\u5ba2\u6237\u7aef\u5bf9\u67d0\u4e2a\u6570\u636e\u5e93\u67d0\u4e2a\u8868\u7684\u67d0\u4e2a\u64cd\u4f5c&#xff09;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140900-680f8bfc2f900.png\" alt=\"image.png\" \/><\/p>\n<h4>2.1.2.Server\u5c42(SQL\u5904\u7406\u5c42)<\/h4>\n<p>\u8fd9\u4e00\u5c42\u4e3b\u8981\u529f\u80fd\u6709&#xff1a;SQL\u8bed\u53e5\u7684\u89e3\u6790\u3001\u4f18\u5316&#xff0c;\u7f13\u5b58\u7684\u67e5\u8be2&#xff0c;MySQL\u5185\u7f6e\u51fd\u6570\u7684\u5b9e\u73b0&#xff0c;\u8de8\u5b58\u50a8\u5f15\u64ce\u529f\u80fd&#xff08;\u6240\u8c13\u8de8\u5b58\u50a8\u5f15\u64ce\u5c31\u662f\u8bf4\u6bcf\u4e2a\u5f15\u64ce\u90fd\u9700\u63d0\u4f9b\u7684\u529f\u80fd&#xff08;\u5f15\u64ce\u9700\u5bf9\u5916\u63d0\u4f9b\u63a5\u53e3&#xff09;&#xff09;&#xff0c;\u4f8b\u5982&#xff1a;\u5b58\u50a8\u8fc7\u7a0b\u3001\u89e6\u53d1\u5668\u3001\u89c6\u56fe\u7b49\u3002<\/p>\n<p>\u5f53\u7136\u4f5c\u4e3a\u4e00\u4e2aSQL\u7684\u6267\u884c\u6d41\u7a0b\u5982\u4e0b&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140900-680f8bfc5f36b.png\" alt=\"image.png\" \/><\/p>\n<p>1.\u5982\u679c\u662f\u67e5\u8be2\u8bed\u53e5&#xff08;select\u8bed\u53e5&#xff09;&#xff0c;\u9996\u5148\u4f1a\u67e5\u8be2\u7f13\u5b58\u662f\u5426\u5df2\u6709\u76f8\u5e94\u7ed3\u679c&#xff0c;\u6709\u5219\u8fd4\u56de\u7ed3\u679c&#xff0c;\u65e0\u5219\u8fdb\u884c\u4e0b\u4e00\u6b65&#xff08;\u5982\u679c\u4e0d\u662f\u67e5\u8be2\u8bed\u53e5&#xff0c;\u540c\u6837\u8c03\u5230\u4e0b\u4e00\u6b65&#xff09;<\/p>\n<p>2.\u89e3\u6790\u67e5\u8be2&#xff0c;\u521b\u5efa\u4e00\u4e2a\u5185\u90e8\u6570\u636e\u7ed3\u6784&#xff08;\u89e3\u6790\u6811&#xff09;&#xff0c;\u8fd9\u4e2a\u89e3\u6790\u6811\u4e3b\u8981\u7528\u6765SQL\u8bed\u53e5\u7684\u8bed\u4e49\u4e0e\u8bed\u6cd5\u89e3\u6790&#xff1b;<\/p>\n<p>3.\u4f18\u5316&#xff1a;\u4f18\u5316SQL\u8bed\u53e5&#xff0c;\u4f8b\u5982\u91cd\u5199\u67e5\u8be2&#xff0c;\u51b3\u5b9a\u8868\u7684\u8bfb\u53d6\u987a\u5e8f&#xff0c;\u4ee5\u53ca\u9009\u62e9\u9700\u8981\u7684\u7d22\u5f15\u7b49\u3002\u8fd9\u4e00\u9636\u6bb5\u7528\u6237\u662f\u53ef\u4ee5\u67e5\u8be2\u7684&#xff0c;\u67e5\u8be2\u670d\u52a1\u5668\u4f18\u5316\u5668\u662f\u5982\u4f55\u8fdb\u884c\u4f18\u5316\u7684&#xff0c;\u4fbf\u4e8e\u7528\u6237\u91cd\u6784\u67e5\u8be2\u548c\u4fee\u6539\u76f8\u5173\u914d\u7f6e&#xff0c;\u8fbe\u5230\u6700\u4f18\u5316\u3002\u8fd9\u4e00\u9636\u6bb5\u8fd8\u6d89\u53ca\u5230\u5b58\u50a8\u5f15\u64ce&#xff0c;\u4f18\u5316\u5668\u4f1a\u8be2\u95ee\u5b58\u50a8\u5f15\u64ce&#xff0c;\u6bd4\u5982\u67d0\u4e2a\u64cd\u4f5c\u7684\u5f00\u9500\u4fe1\u606f\u3001\u662f\u5426\u5bf9\u7279\u5b9a\u7d22\u5f15\u6709\u67e5\u8be2\u4f18\u5316\u7b49\u3002<\/p>\n<h5>2.1.2.1.\u7f13\u5b58&#xff08;\u4e86\u89e3\u5373\u53ef&#xff09;<\/h5>\n<p>show variables like &#039;%query_cache_type%&#039;   &#8212; \u9ed8\u8ba4\u4e0d\u5f00\u542f<\/p>\n<p>show variables like &#039;%query_cache_size%&#039;  &#8211;\u9ed8\u8ba4\u503c1M<\/p>\n<p>SET GLOBAL query_cache_type &#061; 1; &#8211;\u4f1a\u62a5\u9519<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140900-680f8bfc9e7db.png\" alt=\"image.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140900-680f8bfcc985c.png\" alt=\"image.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140901-680f8bfd04a7d.png\" alt=\"image.png\" \/><\/p>\n<p>query_cache_type\u53ea\u80fd\u914d\u7f6e\u5728my.cnf\u6587\u4ef6\u4e2d&#xff01;<\/p>\n<p>\u7f13\u5b58\u5728\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u4e0d\u5f00\u542f&#xff0c;\u9664\u975e\u7ecf\u5e38\u6709sql\u5b8c\u5168\u4e00\u6a21\u4e00\u6837\u7684\u67e5\u8be2<\/p>\n<p>\u7f13\u5b58\u4e25\u683c\u8981\u6c422\u6b21SQL\u8bf7\u6c42\u8981\u5b8c\u5168\u4e00\u6837&#xff0c;\u5305\u62ecSQL\u8bed\u53e5&#xff0c;\u8fde\u63a5\u7684\u6570\u636e\u5e93\u3001\u534f\u8bae\u7248\u672c\u3001\u5b57\u7b26\u96c6\u7b49\u56e0\u7d20\u90fd\u4f1a\u5f71\u54cd<\/p>\n<p>\u4ece8.0\u5f00\u59cb&#xff0c;MySQL\u4e0d\u518d\u4f7f\u7528\u67e5\u8be2\u7f13\u5b58&#xff0c;\u90a3\u4e48\u653e\u5f03\u5b83\u7684\u539f\u56e0\u662f\u4ec0\u4e48\u5462&#xff1f;<\/p>\n<p>MySQL\u67e5\u8be2\u7f13\u5b58\u662f\u67e5\u8be2\u7ed3\u679c\u7f13\u5b58\u3002\u5b83\u5c06\u4ee5SEL\u5f00\u5934\u7684\u67e5\u8be2\u4e0e\u54c8\u5e0c\u8868\u8fdb\u884c\u6bd4\u8f83&#xff0c;\u5982\u679c\u5339\u914d&#xff0c;\u5219\u8fd4\u56de\u4e0a\u4e00\u6b21\u67e5\u8be2\u7684\u7ed3\u679c\u3002\u8fdb\u884c\u5339\u914d\u65f6&#xff0c;\u67e5\u8be2\u5fc5\u987b\u9010\u5b57\u8282\u5339\u914d&#xff0c;\u4f8b\u5982 SELECT * FROM e1; \u4e0d\u7b49\u4e8eselect * from e1;<\/p>\n<p>\u6b64\u5916&#xff0c;\u4e00\u4e9b\u4e0d\u786e\u5b9a\u7684\u67e5\u8be2\u7ed3\u679c\u65e0\u6cd5\u88ab\u7f13\u5b58&#xff0c;\u4efb\u4f55\u5bf9\u8868\u7684\u4fee\u6539\u90fd\u4f1a\u5bfc\u81f4\u8fd9\u4e9b\u8868\u7684\u6240\u6709\u7f13\u5b58\u65e0\u6548\u3002\u56e0\u6b64&#xff0c;\u9002\u7528\u4e8e\u67e5\u8be2\u7f13\u5b58\u7684\u6700\u7406\u60f3\u7684\u65b9\u6848\u662f\u53ea\u8bfb&#xff0c;\u7279\u522b\u662f\u9700\u8981\u68c0\u67e5\u6570\u767e\u4e07\u884c\u540e\u4ec5\u8fd4\u56de\u6570\u884c\u7684\u590d\u6742\u67e5\u8be2\u3002\u5982\u679c\u4f60\u7684\u67e5\u8be2\u7b26\u5408\u8fd9\u6837\u4e00\u4e2a\u7279\u70b9&#xff0c;\u5f00\u542f\u67e5\u8be2\u7f13\u5b58\u4f1a\u63d0\u5347\u4f60\u7684\u67e5\u8be2\u6027\u80fd\u3002<\/p>\n<p>\u968f\u7740\u6280\u672f\u7684\u8fdb\u6b65&#xff0c;\u7ecf\u8fc7\u65f6\u95f4\u7684\u8003\u9a8c&#xff0c;MySQL\u7684\u5de5\u7a0b\u56e2\u961f\u53d1\u73b0\u542f\u7528\u7f13\u5b58\u7684\u597d\u5904\u5e76\u4e0d\u591a\u3002<\/p>\n<p>\u9996\u5148&#xff0c;\u67e5\u8be2\u7f13\u5b58\u7684\u6548\u679c\u53d6\u51b3\u4e8e\u7f13\u5b58\u7684\u547d\u4e2d\u7387&#xff0c;\u53ea\u6709\u547d\u4e2d\u7f13\u5b58\u7684\u67e5\u8be2\u6548\u679c\u624d\u80fd\u6709\u6539\u5584&#xff0c;\u56e0\u6b64\u65e0\u6cd5\u9884\u6d4b\u5176\u6027\u80fd\u3002<\/p>\n<p>\u5176\u6b21&#xff0c;\u67e5\u8be2\u7f13\u5b58\u7684\u53e6\u4e00\u4e2a\u5927\u95ee\u9898\u662f\u5b83\u53d7\u5230\u5355\u4e2a\u4e92\u65a5\u9501\u7684\u4fdd\u62a4\u3002\u5728\u5177\u6709\u591a\u4e2a\u5185\u6838\u7684\u670d\u52a1\u5668\u4e0a&#xff0c;\u5927\u91cf\u67e5\u8be2\u4f1a\u5bfc\u81f4\u5927\u91cf\u7684\u4e92\u65a5\u9501\u4e89\u7528\u3002<\/p>\n<p>\u901a\u8fc7\u57fa\u51c6\u6d4b\u8bd5\u53d1\u73b0&#xff0c;\u5927\u591a\u6570\u5de5\u4f5c\u8d1f\u8f7d\u6700\u597d\u7981\u7528\u67e5\u8be2\u7f13\u5b58(5.6\u7684\u9ed8\u8ba4\u8bbe\u7f6e)&#xff1a;\u6309\u7167\u5b98\u65b9\u6240\u8bf4\u7684&#xff1a;\u9020\u6210\u7684\u95ee\u9898\u6bd4\u5b83\u89e3\u51b3\u95ee\u9898\u8981\u591a\u7684\u591a&#xff0c;\u5f0a\u5927\u4e8e\u5229\u5c31\u76f4\u63a5\u780d\u6389\u4e86\u3002<\/p>\n<h4>2.1.3.\u5b58\u50a8\u5f15\u64ce\u5c42<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140901-680f8bfd34bce.png\" alt=\"image.png\" \/><\/p>\n<p>\u4ece\u4f53\u7cfb\u7ed3\u6784\u56fe\u4e2d\u53ef\u4ee5\u53d1\u73b0&#xff0c;MySQL\u6570\u636e\u5e93\u533a\u522b\u4e8e\u5176\u4ed6\u6570\u636e\u5e93\u7684\u6700\u91cd\u8981\u7684\u4e00\u4e2a\u7279\u70b9\u5c31\u662f\u5176\u63d2\u4ef6\u5f0f\u7684\u8868\u5b58\u50a8\u5f15\u64ce\u3002MySQL\u63d2\u4ef6\u5f0f\u7684\u5b58\u50a8\u5f15\u64ce\u67b6\u6784\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u6807\u51c6\u7684\u7ba1\u7406\u548c\u670d\u52a1\u652f\u6301&#xff0c;\u8fd9\u4e9b\u6807\u51c6\u4e0e\u5b58\u50a8\u5f15\u64ce\u672c\u8eab\u65e0\u5173&#xff0c;\u53ef\u80fd\u662f\u6bcf\u4e2a\u6570\u636e\u5e93\u7cfb\u7edf\u672c\u8eab\u90fd\u5fc5\u9700\u7684&#xff0c;\u5982SQL\u5206\u6790\u5668\u548c\u4f18\u5316\u5668\u7b49&#xff0c;\u800c\u5b58\u50a8\u5f15\u64ce\u662f\u5e95\u5c42\u7269\u7406\u7ed3\u6784\u548c\u5b9e\u9645\u6587\u4ef6\u8bfb\u5199\u7684\u5b9e\u73b0&#xff0c;\u6bcf\u4e2a\u5b58\u50a8\u5f15\u64ce\u5f00\u53d1\u8005\u53ef\u4ee5\u6309\u7167\u81ea\u5df1\u7684\u610f\u613f\u6765\u8fdb\u884c\u5f00\u53d1\u3002\u9700\u8981\u7279\u522b\u6ce8\u610f\u7684\u662f&#xff0c;\u5b58\u50a8\u5f15\u64ce\u662f\u57fa\u4e8e\u8868\u7684&#xff0c;\u800c\u4e0d\u662f\u6570\u636e\u5e93\u3002<\/p>\n<p>\u63d2\u4ef6\u5f0f\u5b58\u50a8\u5f15\u64ce\u7684\u597d\u5904\u662f&#xff0c;\u6bcf\u4e2a\u5b58\u50a8\u5f15\u64ce\u90fd\u6709\u5404\u81ea\u7684\u7279\u70b9&#xff0c;\u80fd\u591f\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u5efa\u7acb\u4e0d\u540c\u5b58\u50a8\u5f15\u64ce\u8868\u3002\u7531\u4e8eMySQL\u6570\u636e\u5e93\u7684\u5f00\u6e90\u7279\u6027&#xff0c;\u7528\u6237\u53ef\u4ee5\u6839\u636eMySQL\u9884\u5b9a\u4e49\u7684\u5b58\u50a8\u5f15\u64ce\u63a5\u53e3\u7f16\u5199\u81ea\u5df1\u7684\u5b58\u50a8\u5f15\u64ce\u3002\u82e5\u7528\u6237\u5bf9\u67d0\u4e00\u79cd\u5b58\u50a8\u5f15\u64ce\u7684\u6027\u80fd\u6216\u529f\u80fd\u4e0d\u6ee1\u610f&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u6e90\u7801\u6765\u5f97\u5230\u60f3\u8981\u7684\u7279\u6027&#xff0c;\u8fd9\u5c31\u662f\u5f00\u6e90\u5e26\u7ed9\u6211\u4eec\u7684\u65b9\u4fbf\u4e0e\u529b\u91cf\u3002<\/p>\n<p>\u7531\u4e8eMySQL\u6570\u636e\u5e93\u5f00\u6e90\u7279\u6027&#xff0c;\u5b58\u50a8\u5f15\u64ce\u53ef\u4ee5\u5206\u4e3aMySQL\u5b98\u65b9\u5b58\u50a8\u5f15\u64ce\u548c\u7b2c\u4e09\u65b9\u5b58\u50a8\u5f15\u64ce\u3002\u6709\u4e9b\u7b2c\u4e09\u65b9\u5b58\u50a8\u5f15\u64ce\u5f88\u5f3a\u5927&#xff0c;\u5982\u5927\u540d\u9f0e\u9f0e\u7684InnoDB\u5b58\u50a8\u5f15\u64ce&#xff08;\u6700\u65e9\u662f\u7b2c\u4e09\u65b9\u5b58\u50a8\u5f15\u64ce&#xff0c;\u540e\u88abOracle\u6536\u8d2d)&#xff0c;\u5176\u5e94\u7528\u5c31\u6781\u5176\u5e7f\u6cdb&#xff0c;\u751a\u81f3\u662fMySQL\u6570\u636e\u5e93OLTP(Online Transaction Processing\u5728\u7ebf\u4e8b\u52a1\u5904\u7406&#xff09;\u5e94\u7528\u4e2d\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u5b58\u50a8\u5f15\u64ce\u3002<\/p>\n<h5>2.1.3.1.MySQL\u5b98\u65b9\u5f15\u64ce\u6982\u8981<\/h5>\n<p>InnoDB\u5b58\u50a8\u5f15\u64ce<\/p>\n<p>InnoDB\u662fMySQL\u7684\u9ed8\u8ba4\u4e8b\u52a1\u578b\u5f15\u64ce&#xff0c;\u4e5f\u662f\u6700\u91cd\u8981\u3001\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u5b58\u50a8\u5f15\u64ce\u3002\u5b83\u88ab\u8bbe\u8ba1\u7528\u6765\u5904\u7406\u5927\u91cf\u7684\u77ed\u671f(short-lived)\u4e8b\u52a1&#xff0c;\u77ed\u671f\u4e8b\u52a1\u5927\u90e8\u5206\u60c5\u51b5\u662f\u6b63\u5e38\u63d0\u4ea4\u7684&#xff0c;\u5f88\u5c11\u4f1a\u88ab\u56de\u6eda\u3002InnoDB\u7684\u6027\u80fd\u548c\u81ea\u52a8\u5d29\u6e83\u6062\u590d\u7279\u6027&#xff0c;\u4f7f\u5f97\u5b83\u5728\u975e\u4e8b\u52a1\u578b\u5b58\u50a8\u7684\u9700\u6c42\u4e2d\u4e5f\u5f88\u6d41\u884c\u3002\u9664\u975e\u6709\u975e\u5e38\u7279\u522b\u7684\u539f\u56e0\u9700\u8981\u4f7f\u7528\u5176\u4ed6\u7684\u5b58\u50a8\u5f15\u64ce&#xff0c;\u5426\u5219\u5e94\u8be5\u4f18\u5148\u8003\u8651InnoDB\u5f15\u64ce\u3002\u5982\u679c\u8981\u5b66\u4e60\u5b58\u50a8\u5f15\u64ce&#xff0c;InnoDB\u4e5f\u662f\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u503c\u5f97\u82b1\u6700\u591a\u7684\u65f6\u95f4\u53bb\u6df1\u5165\u5b66\u4e60\u7684\u5bf9\u8c61&#xff0c;\u6536\u76ca\u80af\u5b9a\u6bd4\u5c06\u65f6\u95f4\u5e73\u5747\u82b1\u5728\u6bcf\u4e2a\u5b58\u50a8\u5f15\u64ce\u7684\u5b66\u4e60\u4e0a\u8981\u9ad8\u5f97\u591a\u3002\u6240\u4ee5InnoDB\u5f15\u64ce\u4e5f\u5c06\u662f\u6211\u4eec\u5b66\u4e60\u7684\u91cd\u70b9\u3002<\/p>\n<p>MylSAM\u5b58\u50a8\u5f15\u64ce<\/p>\n<p>\u5728MySQL 5.1\u53ca\u4e4b\u524d\u7684\u7248\u672c&#xff0c;MyISAM\u662f\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce\u3002MyISAM\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u7279\u6027&#xff0c;\u5305\u62ec\u5168\u6587\u7d22\u5f15\u3001\u538b\u7f29\u3001\u7a7a\u95f4\u51fd\u6570&#xff08;GIS&#xff09;\u7b49&#xff0c;\u4f46MyISAM\u4e0d\u652f\u6301\u4e8b\u52a1\u548c\u884c\u7ea7\u9501&#xff0c;\u800c\u4e14\u6709\u4e00\u4e2a\u6beb\u65e0\u7591\u95ee\u7684\u7f3a\u9677\u5c31\u662f\u5d29\u6e83\u540e\u65e0\u6cd5\u5b89\u5168\u6062\u590d\u3002\u5c3d\u7ba1MyISAM\u5f15\u64ce\u4e0d\u652f\u6301\u4e8b\u52a1\u3001\u4e0d\u652f\u6301\u5d29\u6e83\u540e\u7684\u5b89\u5168\u6062\u590d&#xff0c;\u4f46\u5b83\u7edd\u4e0d\u662f\u4e00\u65e0\u662f\u5904\u7684\u3002\u5bf9\u4e8e\u53ea\u8bfb\u7684\u6570\u636e&#xff0c;\u6216\u8005\u8868\u6bd4\u8f83\u5c0f\u3001\u53ef\u4ee5\u5fcd\u53d7\u4fee\u590d&#xff08;repair&#xff09;\u64cd\u4f5c&#xff0c;\u5219\u4f9d\u7136\u53ef\u4ee5\u7ee7\u7eed\u4f7f\u7528MyISAM&#xff08;\u4f46\u8bf7\u4e0d\u8981\u9ed8\u8ba4\u4f7f\u7528MyISAM&#xff0c;\u800c\u662f\u5e94\u5f53\u9ed8\u8ba4\u4f7f\u7528InnoDB)\u3002\u4f46\u662fMyISAM\u5bf9\u6574\u5f20\u8868\u52a0\u9501&#xff0c;\u800c\u4e0d\u662f\u9488\u5bf9\u884c\u3002\u8bfb\u53d6\u65f6\u4f1a\u5bf9\u9700\u8981\u8bfb\u5230\u7684\u6240\u6709\u8868\u52a0\u5171\u4eab\u9501,\u5199\u5165\u65f6\u5219\u5bf9\u8868\u52a0\u6392\u4ed6\u9501\u3002MyISAM\u5f88\u5bb9\u6613\u56e0\u4e3a\u8868\u9501\u7684\u95ee\u9898\u5bfc\u81f4\u5178\u578b\u7684\u7684\u6027\u80fd\u95ee\u9898\u3002<\/p>\n<p>Mrg_MylSAM<\/p>\n<p>Merge\u5b58\u50a8\u5f15\u64ce&#xff0c;\u662f\u4e00\u7ec4MyIsam\u7684\u7ec4\u5408&#xff0c;\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u4ed6\u5c06MyIsam\u5f15\u64ce\u7684\u591a\u4e2a\u8868\u805a\u5408\u8d77\u6765&#xff0c;\u4f46\u662f\u4ed6\u7684\u5185\u90e8\u6ca1\u6709\u6570\u636e&#xff0c;\u771f\u6b63\u7684\u6570\u636e\u4f9d\u7136\u662fMyIsam\u5f15\u64ce\u7684\u8868\u4e2d&#xff0c;\u4f46\u662f\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u67e5\u8be2\u3001\u5220\u9664\u66f4\u65b0\u7b49\u64cd\u4f5c\u3002<\/p>\n<p>Archive\u5f15\u64ce<\/p>\n<p>Archive\u5b58\u50a8\u5f15\u64ce\u53ea\u652f\u6301INSERT\u548cSELECT\u64cd\u4f5c&#xff0c;\u5728MySQL 5.1\u4e4b\u524d\u4e5f\u4e0d\u652f\u6301\u7d22\u5f15\u3002Archive\u5f15\u64ce\u4f1a\u7f13\u5b58\u6240\u6709\u7684\u5199\u5e76\u5229\u7528zlib\u5bf9\u63d2\u5165\u7684\u884c\u8fdb\u884c\u538b\u7f29&#xff0c;\u6240\u4ee5\u6bd4MyISAM\u8868\u7684\u78c1\u76d8I\/O\u66f4\u5c11\u3002\u4f46\u662f\u6bcf\u6b21SELECT\u67e5\u8be2\u90fd\u9700\u8981\u6267\u884c\u5168\u8868\u626b\u63cf\u3002\u6240\u4ee5Archive\u8868\u9002\u5408\u65e5\u5fd7\u548c\u6570\u636e\u91c7\u96c6\u7c7b\u5e94\u7528&#xff0c;\u8fd9\u7c7b\u5e94\u7528\u505a\u6570\u636e\u5206\u6790\u65f6\u5f80\u5f80\u9700\u8981\u5168\u8868\u626b\u63cf\u3002\u6216\u8005\u5728\u4e00\u4e9b\u9700\u8981\u66f4\u5feb\u901f\u7684INSERT\u64cd\u4f5c\u7684\u573a\u5408\u4e0b\u4e5f\u53ef\u4ee5\u4f7f\u7528\u3002Archive\u5f15\u64ce\u4e0d\u662f\u4e00\u4e2a\u4e8b\u52a1\u578b\u7684\u5f15\u64ce&#xff0c;\u800c\u662f\u4e00\u4e2a\u9488\u5bf9\u9ad8\u901f\u63d2\u5165\u548c\u538b\u7f29\u505a\u4e86\u4f18\u5316\u7684\u7b80\u5355\u5f15\u64ce\u3002<\/p>\n<p>Blackhole\u5f15\u64ce<\/p>\n<p>Blackhole\u5f15\u64ce\u6ca1\u6709\u5b9e\u73b0\u4efb\u4f55\u7684\u5b58\u50a8\u673a\u5236&#xff0c;\u5b83\u4f1a\u4e22\u5f03\u6240\u6709\u63d2\u5165\u7684\u6570\u636e&#xff0c;\u4e0d\u505a\u4efb\u4f55\u4fdd\u5b58\u3002\u4f46\u662f\u670d\u52a1\u5668\u4f1a\u8bb0\u5f55Blackhole\u8868\u7684\u65e5\u5fd7&#xff0c;\u6240\u4ee5\u53ef\u4ee5\u7528\u4e8e\u590d\u5236\u6570\u636e\u5230\u5907\u5e93&#xff0c;\u6216\u8005\u53ea\u662f\u7b80\u5355\u5730\u8bb0\u5f55\u5230\u65e5\u5fd7\u3002\u8fd9\u79cd\u7279\u6b8a\u7684\u5b58\u50a8\u5f15\u64ce\u53ef\u4ee5\u5728\u4e00\u4e9b\u7279\u6b8a\u7684\u590d\u5236\u67b6\u6784\u548c\u65e5\u5fd7\u5ba1\u6838\u65f6\u53d1\u6325\u4f5c\u7528\u3002\u4f46\u8fd9\u79cd\u5f15\u64ce\u5728\u5e94\u7528\u65b9\u5f0f\u4e0a\u6709\u5f88\u591a\u95ee\u9898&#xff0c;\u56e0\u6b64\u5e76\u4e0d\u63a8\u8350\u3002<\/p>\n<p>CSV\u5f15\u64ce<\/p>\n<p>CSV\u5f15\u64ce\u53ef\u4ee5\u5c06\u666e\u901a\u7684CSV\u6587\u4ef6(\u9017\u53f7\u5206\u5272\u503c\u7684\u6587\u4ef6&#xff09;\u4f5c\u4e3aMySQL\u7684\u8868\u6765\u5904\u7406&#xff0c;\u4f46\u8fd9\u79cd\u8868\u4e0d\u652f\u6301\u7d22\u5f15\u3002CSV\u5f15\u64ce\u53ef\u4ee5\u5728\u6570\u636e\u5e93\u8fd0\u884c\u65f6\u62f7\u5165\u6216\u8005\u62f7\u51fa\u6587\u4ef6\u3002\u53ef\u4ee5\u5c06Excel\u7b49\u7684\u6570\u636e\u5b58\u50a8\u4e3aCSV\u6587\u4ef6&#xff0c;\u7136\u540e\u590d\u5236\u5230MySQL\u6570\u636e\u76ee\u5f55\u4e0b&#xff0c;\u5c31\u80fd\u5728MySQL \u4e2d\u6253\u5f00\u4f7f\u7528\u3002\u540c\u6837&#xff0c;\u5982\u679c\u5c06\u6570\u636e\u5199\u5165\u5230\u4e00\u4e2aCSV\u5f15\u64ce\u8868&#xff0c;\u5176\u4ed6\u7684\u5916\u90e8\u7a0b\u5e8f\u4e5f\u80fd\u7acb\u5373\u4ece\u8868\u7684\u6570\u636e\u6587\u4ef6\u4e2d\u8bfb\u53d6CSV\u683c\u5f0f\u7684\u6570\u636e\u3002\u56e0\u6b64CSV\u5f15\u64ce\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u79cd\u6570\u636e\u4ea4\u6362\u7684\u673a\u5236&#xff0c;\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>Federated\u5f15\u64ce<\/p>\n<p>Federated\u5f15\u64ce\u662f\u8bbf\u95ee\u5176\u4ed6MySQL\u670d\u52a1\u5668\u7684\u4e00\u4e2a\u4ee3\u7406&#xff0c;\u5b83\u4f1a\u521b\u5efa\u4e00\u4e2a\u5230\u8fdc\u7a0bMySQL\u670d\u52a1\u5668\u7684\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u5e76\u5c06\u67e5\u8be2\u4f20\u8f93\u5230\u8fdc\u7a0b\u670d\u52a1\u5668\u6267\u884c&#xff0c;\u7136\u540e\u63d0\u53d6\u6216\u8005\u53d1\u9001\u9700\u8981\u7684\u6570\u636e\u3002\u6700\u521d\u8bbe\u8ba1\u8be5\u5b58\u50a8\u5f15\u64ce\u662f\u4e3a\u4e86\u548c\u4f01\u4e1a\u7ea7\u6570\u636e\u5e93\u5982Microsoft SQL Server\u548c Oracle\u7684\u7c7b\u4f3c\u7279\u6027\u7ade\u4e89\u7684&#xff0c;\u53ef\u4ee5\u8bf4\u66f4\u591a\u7684\u662f\u4e00\u79cd\u5e02\u573a\u884c\u4e3a\u3002\u5c3d\u7ba1\u8be5\u5f15\u64ce\u770b\u8d77\u6765\u63d0\u4f9b\u4e86\u4e00\u79cd\u5f88\u597d\u7684\u8de8\u670d\u52a1\u5668\u7684\u7075\u6d3b\u6027&#xff0c;\u4f46\u4e5f\u7ecf\u5e38\u5e26\u6765\u95ee\u9898&#xff0c;\u56e0\u6b64\u9ed8\u8ba4\u662f\u7981\u7528\u7684\u3002<\/p>\n<p>Memory \u5f15\u64ce<\/p>\n<p>\u5982\u679c\u9700\u8981\u5feb\u901f\u5730\u8bbf\u95ee\u6570\u636e&#xff0c;\u5e76\u4e14\u8fd9\u4e9b\u6570\u636e\u4e0d\u4f1a\u88ab\u4fee\u6539&#xff0c;\u91cd\u542f\u4ee5\u540e\u4e22\u5931\u4e5f\u6ca1\u6709\u5173\u7cfb&#xff0c;\u90a3\u4e48\u4f7f\u7528Memory\u8868(\u4ee5\u524d\u4e5f\u53eb\u505aHEAP\u8868&#xff09;\u662f\u975e\u5e38\u6709\u7528\u7684\u3002Memory\u8868\u81f3\u5c11\u6bd4MyISAM \u8868\u8981\u5feb\u4e00\u4e2a\u6570\u91cf\u7ea7&#xff0c;\u56e0\u4e3a\u6bcf\u4e2a\u57fa\u4e8eMEMORY\u5b58\u50a8\u5f15\u64ce\u7684\u8868\u5b9e\u9645\u5bf9\u5e94\u4e00\u4e2a\u78c1\u76d8\u6587\u4ef6\u3002\u8be5\u6587\u4ef6\u7684\u6587\u4ef6\u540d\u4e0e\u8868\u540d\u76f8\u540c&#xff0c;\u7c7b\u578b\u4e3afrm\u7c7b\u578b\u3002\u8be5\u6587\u4ef6\u4e2d\u53ea\u5b58\u50a8\u8868\u7684\u7ed3\u6784\u3002\u800c\u5176\u6570\u636e\u6587\u4ef6&#xff0c;\u90fd\u662f\u5b58\u50a8\u5728\u5185\u5b58\u4e2d&#xff0c;\u8fd9\u6837\u6709\u5229\u4e8e\u6570\u636e\u7684\u5feb\u901f\u5904\u7406&#xff0c;\u63d0\u9ad8\u6574\u4e2a\u8868\u7684\u6548\u7387&#xff0c;\u4e0d\u9700\u8981\u8fdb\u884c\u78c1\u76d8I\/O\u3002\u6240\u4ee5Memory\u8868\u7684\u7ed3\u6784\u5728\u91cd\u542f\u4ee5\u540e\u8fd8\u4f1a\u4fdd\u7559&#xff0c;\u4f46\u6570\u636e\u4f1a\u4e22\u5931\u3002<\/p>\n<p>Memory\u8868\u652f\u6301 Hash\u7d22\u5f15&#xff0c;\u56e0\u6b64\u67e5\u627e\u64cd\u4f5c\u975e\u5e38\u5feb\u3002\u867d\u7136Memory\u8868\u7684\u901f\u5ea6\u975e\u5e38\u5feb&#xff0c;\u4f46\u8fd8\u662f\u65e0\u6cd5\u53d6\u4ee3\u4f20\u7edf\u7684\u57fa\u4e8e\u78c1\u76d8\u7684\u8868\u3002Memroy\u8868\u662f\u8868\u7ea7\u9501&#xff0c;\u56e0\u6b64\u5e76\u53d1\u5199\u5165\u7684\u6027\u80fd\u8f83\u4f4e\u3002\u5b83\u4e0d\u652f\u6301BLOB\u6216TEXT\u7c7b\u578b\u7684\u5217&#xff0c;\u5e76\u4e14\u6bcf\u884c\u7684\u957f\u5ea6\u662f\u56fa\u5b9a\u7684&#xff0c;\u6240\u4ee5\u5373\u4f7f\u6307\u5b9a\u4e86VARCHAR \u5217&#xff0c;\u5b9e\u9645\u5b58\u50a8\u65f6\u4e5f\u4f1a\u8f6c\u6362\u6210CHAR&#xff0c;\u8fd9\u53ef\u80fd\u5bfc\u81f4\u90e8\u5206\u5185\u5b58\u7684\u6d6a\u8d39\u3002<\/p>\n<p>NDB\u96c6\u7fa4\u5f15\u64ce<\/p>\n<p>\u4f7f\u7528MySQL\u670d\u52a1\u5668\u3001NDB\u96c6\u7fa4\u5b58\u50a8\u5f15\u64ce&#xff0c;\u4ee5\u53ca\u5206\u5e03\u5f0f\u7684\u3001share-nothing \u7684\u3001\u5bb9\u707e\u7684\u3001\u9ad8\u53ef\u7528\u7684NDB\u6570\u636e\u5e93\u7684\u7ec4\u5408&#xff0c;\u88ab\u79f0\u4e3aMySQL\u96c6\u7fa4&#xff08;(MySQL Cluster)\u3002<\/p>\n<h5>2.1.3.2.\u503c\u5f97\u4e86\u89e3\u7684\u7b2c\u4e09\u65b9\u5f15\u64ce<\/h5>\n<p>Percona\u7684 XtraDB\u5b58\u50a8\u5f15\u64ce<\/p>\n<p>\u57fa\u4e8eInnoDB\u5f15\u64ce\u7684\u4e00\u4e2a\u6539\u8fdb\u7248\u672c&#xff0c;\u5df2\u7ecf\u5305\u542b\u5728Percona Server\u548c MariaDB\u4e2d&#xff0c;\u5b83\u7684\u6539\u8fdb\u70b9\u4e3b\u8981\u96c6\u4e2d\u5728\u6027\u80fd\u3001\u53ef\u6d4b\u91cf\u6027\u548c\u64cd\u4f5c\u7075\u6d3b\u6027\u65b9\u9762\u3002XtraDB\u53ef\u4ee5\u4f5c\u4e3aInnoDB\u7684\u4e00\u4e2a\u5b8c\u5168\u7684\u66ff\u4ee3\u4ea7\u54c1&#xff0c;\u751a\u81f3\u53ef\u4ee5\u517c\u5bb9\u5730\u8bfb\u5199InnoDB\u7684\u6570\u636e\u6587\u4ef6&#xff0c;\u5e76\u652f\u6301InnoDB\u7684\u6240\u6709\u67e5\u8be2\u3002<\/p>\n<p>TokuDB\u5f15\u64ce<\/p>\n<p>\u4f7f\u7528\u4e86\u4e00\u79cd\u65b0\u7684\u53eb\u505a\u5206\u5f62\u6811(Fractal Trees)\u7684\u7d22\u5f15\u6570\u636e\u7ed3\u6784\u3002\u8be5\u7ed3\u6784\u662f\u7f13\u5b58\u65e0\u5173\u7684&#xff0c;\u56e0\u6b64\u5373\u4f7f\u5176\u5927\u5c0f\u8d85\u8fc7\u5185\u5b58\u6027\u80fd\u4e5f\u4e0d\u4f1a\u4e0b\u964d&#xff0c;\u4e5f\u5c31\u6ca1\u6709\u5185\u5b58\u751f\u547d\u5468\u671f\u548c\u788e\u7247\u7684\u95ee\u9898\u3002TokuDB\u662f\u4e00\u79cd\u5927\u6570\u636e&#xff08;Big Data)\u5b58\u50a8\u5f15\u64ce&#xff0c;\u56e0\u4e3a\u5176\u62e5\u6709\u5f88\u9ad8\u7684\u538b\u7f29\u6bd4&#xff0c;\u53ef\u4ee5\u5728\u5f88\u5927\u7684\u6570\u636e\u91cf\u4e0a\u521b\u5efa\u5927\u91cf\u7d22\u5f15\u3002\u73b0\u5728\u8be5\u5f15\u64ce\u4e5f\u88abPercona\u516c\u53f8\u6536\u8d2d\u3002<\/p>\n<p>Tips &#xff1a; \u5206\u5f62\u6811&#xff0c;\u662f\u4e00\u79cd\u5199\u4f18\u5316\u7684\u78c1\u76d8\u7d22\u5f15\u6570\u636e\u7ed3\u6784\u3002 \u5206\u5f62\u6811\u7684\u5199\u64cd\u4f5c&#xff08;Insert\/Update\/Delete&#xff09;\u6027\u80fd\u6bd4\u8f83\u597d&#xff0c;\u540c\u65f6\u5b83\u8fd8\u80fd\u4fdd\u8bc1\u8bfb\u64cd\u4f5c\u8fd1\u4f3c\u4e8eB&#043;\u6811\u7684\u8bfb\u6027\u80fd\u3002\u636e\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a&#xff0c; TokuDB\u5206\u5f62\u6811\u7684\u5199\u6027\u80fd\u4f18\u4e8eInnoDB\u7684B&#043;\u6811&#xff0c;\u8bfb\u6027\u80fd\u7565\u4f4e\u4e8eB&#043;\u6811\u3002\u5206\u5f62\u6811\u6838\u5fc3\u601d\u60f3\u662f\u5229\u7528\u8282\u70b9\u7684MessageBuffer\u7f13\u5b58\u66f4\u65b0\u64cd\u4f5c&#xff0c;\u5145\u5206\u5229\u7528\u6570\u636e\u5c40\u90e8\u6027\u539f\u7406&#xff0c;\u5c06\u968f\u673a\u5199\u8f6c\u6362\u4e3a\u987a\u5e8f\u5199&#xff0c;\u8fd9\u6837\u6781\u5927\u7684\u63d0\u9ad8\u4e86\u968f\u673a\u5199\u7684\u6548\u7387\u3002<\/p>\n<p>Infobright<\/p>\n<p>MySQL\u9ed8\u8ba4\u662f\u9762\u5411\u884c\u7684&#xff0c;\u6bcf\u4e00\u884c\u7684\u6570\u636e\u662f\u4e00\u8d77\u5b58\u50a8\u7684&#xff0c;\u670d\u52a1\u5668\u7684\u67e5\u8be2\u4e5f\u662f\u4ee5\u884c\u4e3a\u5355\u4f4d\u5904\u7406\u7684\u3002\u800c\u5728\u5927\u6570\u636e\u91cf\u5904\u7406\u65f6&#xff0c;\u9762\u5411\u5217\u7684\u65b9\u5f0f\u53ef\u80fd\u6548\u7387\u66f4\u9ad8&#xff0c;\u6bd4\u5982HBASE\u5c31\u662f\u9762\u5411\u5217\u5b58\u50a8\u7684\u3002<\/p>\n<p>Infobright\u662f\u6700\u6709\u540d\u7684\u9762\u5411\u5217\u7684\u5b58\u50a8\u5f15\u64ce\u3002\u5728\u975e\u5e38\u5927\u7684\u6570\u636e\u91cf&#xff08;\u6570\u5341TB)\u65f6&#xff0c;\u8be5\u5f15\u64ce\u5de5\u4f5c\u826f\u597d\u3002Infobright\u662f\u4e3a\u6570\u636e\u5206\u6790\u548c\u6570\u636e\u4ed3\u5e93\u5e94\u7528\u8bbe\u8ba1\u7684\u3002\u6570\u636e\u9ad8\u5ea6\u538b\u7f29&#xff0c;\u6309\u7167\u5757\u8fdb\u884c\u6392\u5e8f&#xff0c;\u6bcf\u4e2a\u5757\u90fd\u5bf9\u5e94\u6709\u4e00\u7ec4\u5143\u6570\u636e\u3002\u5728\u5904\u7406\u67e5\u8be2\u65f6&#xff0c;\u8bbf\u95ee\u5143\u6570\u636e\u53ef\u51b3\u5b9a\u8df3\u8fc7\u8be5\u5757&#xff0c;\u751a\u81f3\u53ef\u80fd\u53ea\u9700\u8981\u5143\u6570\u636e\u5373\u53ef\u6ee1\u8db3\u67e5\u8be2\u7684\u9700\u6c42\u3002\u4f46\u8be5\u5f15\u64ce\u4e0d\u652f\u6301\u7d22\u5f15&#xff0c;\u4e0d\u8fc7\u5728\u8fd9\u4e48\u5927\u7684\u6570\u636e\u91cf\u7ea7&#xff0c;\u5373\u4f7f\u6709\u7d22\u5f15\u4e5f\u5f88\u96be\u53d1\u6325\u4f5c\u7528&#xff0c;\u800c\u4e14\u5757\u7ed3\u6784\u4e5f\u662f\u4e00\u79cd\u51c6\u7d22\u5f15 (quasi-index)\u3002Infobright\u9700\u8981\u5bf9MySQL\u670d\u52a1\u5668\u505a\u5b9a\u5236&#xff0c;\u56e0\u4e3a\u4e00\u4e9b\u5730\u65b9\u9700\u8981\u4fee\u6539\u4ee5\u9002\u5e94\u9762\u5411\u5217\u5b58\u50a8\u7684\u9700\u8981\u3002\u5982\u679c\u67e5\u8be2\u65e0\u6cd5\u5728\u5b58\u50a8\u5c42\u4f7f\u7528\u9762\u5411\u5217\u7684\u6a21\u5f0f\u6267\u884c&#xff0c;\u5219\u9700\u8981\u5728\u670d\u52a1\u5668\u5c42\u8f6c\u6362\u6210\u6309\u884c\u5904\u7406&#xff0c;\u8fd9\u4e2a\u8fc7\u7a0b\u4f1a\u5f88\u6162\u3002Infobright\u6709\u793e\u533a\u7248\u548c\u5546\u4e1a\u7248\u4e24\u4e2a\u7248\u672c\u3002<\/p>\n<h5>2.1.3.3.\u9009\u62e9\u5408\u9002\u7684\u5f15\u64ce<\/h5>\n<p>\u8fd9\u4e48\u591a\u5b58\u50a8\u5f15\u64ce&#xff0c;\u6211\u4eec\u600e\u4e48\u9009\u62e9?\u5927\u90e8\u5206\u60c5\u51b5\u4e0b&#xff0c;InnoDB\u90fd\u662f\u6b63\u786e\u7684\u9009\u62e9&#xff0c;\u6240\u4ee5\u5728MySQL 5.5\u7248\u672c\u5c06InnoDB\u4f5c\u4e3a\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce\u4e86\u3002\u5bf9\u4e8e\u5982\u4f55\u9009\u62e9\u5b58\u50a8\u5f15\u64ce&#xff0c;\u53ef\u4ee5\u7b80\u5355\u5730\u5f52\u7eb3\u4e3a\u4e00\u53e5\u8bdd:\u201c\u9664\u975e\u9700\u8981\u7528\u5230\u67d0\u4e9bInnoDB\u4e0d\u5177\u5907\u7684\u7279\u6027&#xff0c;\u5e76\u4e14\u6ca1\u6709\u5176\u4ed6\u529e\u6cd5\u53ef\u4ee5\u66ff\u4ee3&#xff0c;\u5426\u5219\u90fd\u5e94\u8be5\u4f18\u5148\u9009\u62e9InnoDB\u5f15\u64ce\u201d\u3002\u6bd4\u5982&#xff0c;MySQL\u4e2d\u53ea\u6709MyISAM\u652f\u6301\u5730\u7406\u7a7a\u95f4\u641c\u7d22\u3002<\/p>\n<p>\u5f53\u7136&#xff0c;\u5982\u679c\u4e0d\u9700\u8981\u7528\u5230InnoDB\u7684\u7279\u6027&#xff0c;\u540c\u65f6\u5176\u4ed6\u5f15\u64ce\u7684\u7279\u6027\u80fd\u591f\u66f4\u597d\u5730\u6ee1\u8db3\u9700\u6c42&#xff0c;\u4e5f\u53ef\u4ee5\u8003\u8651\u4e00\u4e0b\u5176\u4ed6\u5b58\u50a8\u5f15\u64ce\u3002\u4e3e\u4e2a\u4f8b\u5b50&#xff0c;\u5982\u679c\u4e0d\u5728\u4e4e\u53ef\u6269\u5c55\u80fd\u529b\u548c\u5e76\u53d1\u80fd\u529b&#xff0c;\u4e5f\u4e0d\u5728\u4e4e\u5d29\u6e83\u540e\u7684\u6570\u636e\u4e22\u5931\u95ee\u9898&#xff0c;\u5374\u5bf9InnoDB\u7684\u7a7a\u95f4\u5360\u7528\u8fc7\u591a\u6bd4\u8f83\u654f\u611f&#xff0c;\u8fd9\u79cd\u573a\u5408\u4e0b\u9009\u62e9MyISAM\u5c31\u6bd4\u8f83\u5408\u9002\u3002<\/p>\n<p>\u9664\u975e\u4e07\u4e0d\u5f97\u5df2&#xff0c;\u5426\u5219\u5efa\u8bae\u4e0d\u8981\u6df7\u5408\u4f7f\u7528\u591a\u79cd\u5b58\u50a8\u5f15\u64ce&#xff0c;\u5426\u5219\u53ef\u80fd\u5e26\u6765\u4e00\u7cfb\u5217\u590d\u6742\u7684\u95ee\u9898&#xff0c;\u4ee5\u53ca\u4e00\u4e9b\u6f5c\u5728\u7684bug\u548c\u8fb9\u754c\u95ee\u9898\u3002\u5b58\u50a8\u5f15\u64ce\u5c42\u548c\u670d\u52a1\u5668\u5c42\u7684\u4ea4\u4e92\u5df2\u7ecf\u6bd4\u8f83\u590d\u6742&#xff0c;\u66f4\u4e0d\u7528\u8bf4\u6df7\u5408\u591a\u4e2a\u5b58\u50a8\u5f15\u64ce\u4e86\u3002\u81f3\u5c11&#xff0c;\u6df7\u5408\u5b58\u50a8\u5bf9\u4e00\u81f4\u6027\u5907\u4efd\u548c\u670d\u52a1\u5668\u53c2\u6570\u914d\u7f6e\u90fd\u5e26\u6765\u4e86\u4e00\u4e9b\u56f0\u96be\u3002<\/p>\n<h5>2.1.3.4.\u8868\u5f15\u64ce\u7684\u8f6c\u6362<\/h5>\n<p>\u6709\u5f88\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5c06\u8868\u7684\u5b58\u50a8\u5f15\u64ce\u8f6c\u6362\u6210\u53e6\u5916\u4e00\u79cd\u5f15\u64ce\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u70b9\u548c\u7f3a\u70b9\u3002\u5e38\u7528\u7684\u6709\u4e09\u79cd\u65b9\u6cd5<\/p>\n<p>ALTER TABLE<\/p>\n<p>\u5c06\u8868\u4ece\u4e00\u4e2a\u5f15\u64ce\u4fee\u6539\u4e3a\u53e6\u4e00\u4e2a\u5f15\u64ce\u6700\u7b80\u5355\u7684\u529e\u6cd5\u662f\u4f7f\u7528ALTER TABLE \u8bed\u53e5\u3002\u4e0b\u9762\u7684\u8bed\u53e5\u5c06mytable\u7684\u5f15\u64ce\u4fee\u6539\u4e3aInnoDB :<\/p>\n<p>ALTER TABLE mytable ENGINE &#061; InnoDB;<\/p>\n<p>\u4e0a\u8ff0\u8bed\u6cd5\u53ef\u4ee5\u9002\u7528\u4efb\u4f55\u5b58\u50a8\u5f15\u64ce\u3002\u4f46\u9700\u8981\u6267\u884c\u5f88\u957f\u65f6\u95f4&#xff0c;\u5728\u5b9e\u73b0\u4e0a&#xff0c;MySQL\u4f1a\u6309\u884c\u5c06\u6570\u636e\u4ece\u539f\u8868\u590d\u5236\u5230\u4e00\u5f20\u65b0\u7684\u8868\u4e2d&#xff0c;\u5728\u590d\u5236\u671f\u95f4\u53ef\u80fd\u4f1a\u6d88\u8017\u7cfb\u7edf\u6240\u6709\u7684I\/O\u80fd\u529b&#xff0c;\u540c\u65f6\u539f\u8868\u4e0a\u4f1a\u52a0\u4e0a\u8bfb\u9501\u3002\u6240\u4ee5&#xff0c;\u5728\u7e41\u5fd9\u7684\u8868\u4e0a\u6267\u884c\u6b64\u64cd\u4f5c\u8981\u7279\u522b\u5c0f\u5fc3\u3002<\/p>\n<p>\u5bfc\u51fa\u4e0e\u5bfc\u5165<\/p>\n<p>\u8fd8\u53ef\u4ee5\u4f7f\u7528mysqldump\u5de5\u5177\u5c06\u6570\u636e\u5bfc\u51fa\u5230\u6587\u4ef6&#xff0c;\u7136\u540e\u4fee\u6539\u6587\u4ef6\u4e2dCREATE TABLE\u8bed\u53e5\u7684\u5b58\u50a8\u5f15\u64ce\u9009\u9879&#xff0c;\u6ce8\u610f\u540c\u65f6\u4fee\u6539\u8868\u540d&#xff0c;\u56e0\u4e3a\u540c\u4e00\u4e2a\u6570\u636e\u5e93\u4e2d\u4e0d\u80fd\u5b58\u5728\u76f8\u540c\u7684\u8868\u540d&#xff0c;\u5373\u4f7f\u5b83\u4eec\u4f7f\u7528\u7684\u662f\u4e0d\u540c\u7684\u5b58\u50a8\u5f15\u64ce\u3002<\/p>\n<p>CREATE\u548c SELECT<\/p>\n<p>\u5148\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b58\u50a8\u5f15\u64ce\u7684\u8868&#xff0c;\u7136\u540e\u5229\u7528INSERT\u2026SELECT\u8bed\u6cd5\u6765\u5bfc\u6570\u636e:<\/p>\n<p>CREATE TABLE innodb_table LIKE myisam_table;<br \/>\nALTER TABLE innodb_table ENGINE&#061;InnoDB;<br \/>\nINSERT INTO innodb_table SELECT * FROM myisam_table;<\/p>\n<p>\u5982\u679c\u6570\u636e\u91cf\u5f88\u5927&#xff0c;\u5219\u53ef\u4ee5\u8003\u8651\u505a\u5206\u6279\u5904\u7406&#xff0c;\u9488\u5bf9\u6bcf\u4e00\u6bb5\u6570\u636e\u6267\u884c\u4e8b\u52a1\u63d0\u4ea4\u64cd\u4f5c\u3002<\/p>\n<h5>2.1.3.5.\u68c0\u67e5MySQL\u7684\u5f15\u64ce<\/h5>\n<p>\u770b\u6211\u7684MySQL\u73b0\u5728\u5df2\u63d0\u4f9b\u4ec0\u4e48\u5b58\u50a8\u5f15\u64ce:<\/p>\n<p>show engines;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140901-680f8bfd9492e.png\" alt=\"image.png\" \/><\/p>\n<p>\u770b\u6211\u7684MySQL\u5f53\u524d\u9ed8\u8ba4\u7684\u5b58\u50a8\u5f15\u64ce:<\/p>\n<p>show variables like &#039;%storage_engine%&#039;;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140901-680f8bfde2916.png\" alt=\"image.png\" \/><\/p>\n<h5>2.1.3.6.MyISAM\u548cInnoDB\u6bd4\u8f83<\/h5>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250428140902-680f8bfe1bb26.png\" alt=\"image.png\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb9.3k\u6b21\uff0c\u70b9\u8d5e95\u6b21\uff0c\u6536\u85cf68\u6b21\u3002\u800c\u5176\u6570\u636e\u6587\u4ef6\uff0c\u90fd\u662f\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u8fd9\u6837\u6709\u5229\u4e8e\u6570\u636e\u7684\u5feb\u901f\u5904\u7406\uff0c\u63d0\u9ad8\u6574\u4e2a\u8868\u7684\u6548\u7387\uff0c\u4e0d\u9700\u8981\u8fdb\u884c\u78c1\u76d8I\/O\u3002MariaDB\u7684\u76ee\u6807\u662f\u793e\u533a\u5f00\u53d1\uff0cBug\u4fee\u590d\u548c\u8bb8\u591a\u7684\u65b0\u7279\u6027\u5b9e\u9645\u4e0a\uff0c\u53ef\u4ee5\u5c06MariaDB\u89c6\u4e3aMySQL\u7684\u6269\u5c55\u96c6\uff0c\u5b83\u4e0d\u4ec5\u63d0\u4f9bMySQL\u63d0\u4f9b\u7684\u6240\u6709\u529f\u80fd\uff0c\u8fd8\u63d0\u4f9b\u5176\u4ed6\u529f\u80fd\u3002MySQL\u63d2\u4ef6\u5f0f\u7684\u5b58\u50a8\u5f15\u64ce\u67b6\u6784\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u6807\u51c6\u7684\u7ba1\u7406\u548c\u670d\u52a1\u652f\u6301\uff0c\u8fd9\u4e9b\u6807\u51c6\u4e0e\u5b58\u50a8\u5f15\u64ce\u672c\u8eab\u65e0\u5173\uff0c\u53ef\u80fd\u662f\u6bcf\u4e2a\u6570\u636e\u5e93\u7cfb\u7edf\u672c\u8eab\u90fd\u5fc5\u9700\u7684\uff0c\u5982SQL\u5206\u6790\u5668\u548c\u4f18\u5316\u5668\u7b49\uff0c\u800c\u5b58\u50a8\u5f15\u64ce\u662f\u5e95\u5c42\u7269\u7406\u7ed3\u6784\u548c\u5b9e\u9645\u6587\u4ef6\u8bfb\u5199\u7684\u5b9e\u73b0\uff0c\u6bcf\u4e2a\u5b58\u50a8\u5f15\u64ce\u5f00\u53d1\u8005\u53ef\u4ee5\u6309\u7167\u81ea\u5df1\u7684\u610f\u613f\u6765\u8fdb\u884c\u5f00\u53d1\u3002<\/p>\n","protected":false},"author":2,"featured_media":33956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[114,100,188,2866],"topic":[],"class_list":["post-33969","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-mysql","tag-100","tag-188","tag-2866"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MySQL\u6027\u80fd\u8c03\u4f18\uff08\u4e8c\uff09\uff1aMySQL\u4f53\u7cfb\u67b6\u6784\uff08\u8fde\u63a5\u5c42\u3001Server\u5c42\u3001\u5b58\u50a8\u5f15\u64ce\u5c42\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/33969.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MySQL\u6027\u80fd\u8c03\u4f18\uff08\u4e8c\uff09\uff1aMySQL\u4f53\u7cfb\u67b6\u6784\uff08\u8fde\u63a5\u5c42\u3001Server\u5c42\u3001\u5b58\u50a8\u5f15\u64ce\u5c42\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb9.3k\u6b21\uff0c\u70b9\u8d5e95\u6b21\uff0c\u6536\u85cf68\u6b21\u3002\u800c\u5176\u6570\u636e\u6587\u4ef6\uff0c\u90fd\u662f\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u8fd9\u6837\u6709\u5229\u4e8e\u6570\u636e\u7684\u5feb\u901f\u5904\u7406\uff0c\u63d0\u9ad8\u6574\u4e2a\u8868\u7684\u6548\u7387\uff0c\u4e0d\u9700\u8981\u8fdb\u884c\u78c1\u76d8I\/O\u3002MariaDB\u7684\u76ee\u6807\u662f\u793e\u533a\u5f00\u53d1\uff0cBug\u4fee\u590d\u548c\u8bb8\u591a\u7684\u65b0\u7279\u6027\u5b9e\u9645\u4e0a\uff0c\u53ef\u4ee5\u5c06MariaDB\u89c6\u4e3aMySQL\u7684\u6269\u5c55\u96c6\uff0c\u5b83\u4e0d\u4ec5\u63d0\u4f9bMySQL\u63d0\u4f9b\u7684\u6240\u6709\u529f\u80fd\uff0c\u8fd8\u63d0\u4f9b\u5176\u4ed6\u529f\u80fd\u3002MySQL\u63d2\u4ef6\u5f0f\u7684\u5b58\u50a8\u5f15\u64ce\u67b6\u6784\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u6807\u51c6\u7684\u7ba1\u7406\u548c\u670d\u52a1\u652f\u6301\uff0c\u8fd9\u4e9b\u6807\u51c6\u4e0e\u5b58\u50a8\u5f15\u64ce\u672c\u8eab\u65e0\u5173\uff0c\u53ef\u80fd\u662f\u6bcf\u4e2a\u6570\u636e\u5e93\u7cfb\u7edf\u672c\u8eab\u90fd\u5fc5\u9700\u7684\uff0c\u5982SQL\u5206\u6790\u5668\u548c\u4f18\u5316\u5668\u7b49\uff0c\u800c\u5b58\u50a8\u5f15\u64ce\u662f\u5e95\u5c42\u7269\u7406\u7ed3\u6784\u548c\u5b9e\u9645\u6587\u4ef6\u8bfb\u5199\u7684\u5b9e\u73b0\uff0c\u6bcf\u4e2a\u5b58\u50a8\u5f15\u64ce\u5f00\u53d1\u8005\u53ef\u4ee5\u6309\u7167\u81ea\u5df1\u7684\u610f\u613f\u6765\u8fdb\u884c\u5f00\u53d1\u3002\" 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