{"id":701,"date":"2026-03-12T14:30:32","date_gmt":"2026-03-12T06:30:32","guid":{"rendered":"https:\/\/forelink.top\/?p=701"},"modified":"2026-03-12T14:45:57","modified_gmt":"2026-03-12T06:45:57","slug":"%e6%85%a2sql%e4%bc%98%e5%8c%96","status":"publish","type":"post","link":"https:\/\/forelink.top\/index.php\/2026\/03\/12\/%e6%85%a2sql%e4%bc%98%e5%8c%96\/","title":{"rendered":"\u6162SQL\u4f18\u5316"},"content":{"rendered":"\n<p>\u4e1a\u52a1\u4f1a\u7ecf\u5e38\u4f7f\u7528\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u4e60\u60ef\u4e0a\u4f7f\u7528SQL\u578b\u6570\u636e\u5e93\u6765\u5b58\u50a8\u6765\u5b58\u50a8\u51b7\u6570\u636e\uff0cRedis\u7b49\u7f13\u5b58\u4e2d\u95f4\u4ef6\u6765\u5b58\u50a8\u70ed\u6570\u636e\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u6162SQL=\u6162\u67e5+\u6162\u5199<\/h1>\n\n\n\n<p><br>\u6162SQL\u4e3b\u8981\u5206\u4e3a\u4e24\u7c7b\uff0c\u5177\u4f53\u7684\u754c\u5b9a\u4e0b\u6587\u4f1a\u63d0\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6162\u67e5<\/strong>\uff1a\u67e5\u8be2\u8bed\u53e5\u6267\u884c\u65f6\u95f4\u8fc7\u957f<\/li>\n\n\n\n<li><strong>\u6162\u5199<\/strong>\uff1a\u63d2\u5165\u3001\u66f4\u65b0\u3001\u5220\u9664\u64cd\u4f5c\u8017\u65f6\u8fc7\u957f<\/li>\n<\/ul>\n\n\n\n<p>\u6162SQL\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u6709\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6027\u80fd\u4e0b\u964d\uff1a\u6162SQL\u7684\u6267\u884c\u65f6\u95f4\u8fc7\u957f\uff0c\u5360\u7528\u6570\u636e\u5e93\u7684\u8d44\u6e90\u548c\u5904\u7406\u80fd\u529b\u3002\u6162SQL\u5f80\u5f80\u4f34\u968f\u7740\u5927\u91cf\u7684\u884c\u626b\u63cf\u3002\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5176\u4ed6SQL\u8017\u65f6\u589e\u957f\uff0c\u8fdb\u800c\u5bfc\u81f4\u6574\u4f53\u6027\u80fd\u4e0b\u964d\u3002<\/li>\n\n\n\n<li>\u8d44\u6e90\u9501\u5b9a\uff1a\u6162SQL\u53ef\u80fd\u4f1a\u9501\u5b9a\u90e8\u5206\u8d44\u6e90\uff0c\u5bfc\u81f4\u5176\u4ed6SQL\u7b49\u5f85\uff0c\u9020\u6210\u6570\u636e\u5e93\u963b\u585e\u3002<\/li>\n\n\n\n<li>\u7cfb\u7edf\u8d1f\u8f7d\u589e\u52a0\uff1a\u5360\u7528\u5927\u91cf\u7684CPU\u8d44\u6e90\u548c\u5185\u5b58\uff0c\u5e76\u53d1\u91cf\u589e\u52a0\u53ef\u80fd\u4f1a\u9020\u6210\u54cd\u5e94\u7f13\u6162\u751a\u81f3\u7cfb\u7edf\u5d29\u6e83\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e00\u822c\u6765\u8bf4\uff0c<strong>1\u79d2<\/strong>\u4ee5\u4e0a\u7684SQL\u5c31\u7b97\u505a\u6162SQL\uff0c\u5982\u679c\u662f\u6838\u5fc3\u94fe\u8def\uff0c\u8fd9\u4e2a\u6807\u51c6\u4f1a\u66f4\u52a0\u4e25\u683c\u3002<br>\u5982\u679c\u8981\u6cbb\u7406\u6162SQL\uff0c\u5c31\u8981\u786e\u5b9a\u6cbb\u7406\u7684\u4f18\u5148\u7ea7\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6162SQL\u662f\u5426\u5728\u6838\u5fc3\u94fe\u8def<br>\u5982\u679c\u5728\u6838\u5fc3\u94fe\u8def\uff0c\u6162SQL\u7684\u8017\u65f6\u8981\u6c42\u9700\u8981\u66f4\u4e25\u683c\u3002<br>\u9700\u8981\u5173\u6ce8\u662f\u5426\u6709\u6267\u884c\u653e\u5927\u7684\u573a\u666f\uff08\u6307\u4e0d\u4ec5\u4f1a\u5bfc\u81f4\u5355\u6b21\u8bf7\u6c42\u54cd\u5e94\u653e\u7f13\uff0c\u8fd8\u53ef\u80fd\u5f71\u54cd\u5230\u5176\u4ed6\u8bf7\u6c42\u3002\uff09<br>\u5e76\u4e14\u8bc4\u4f30\u5728\u672a\u6765\u5927\u4fc3\u573a\u666f\uff0c\u662f\u5426\u6709\u6f5c\u5728\u7684\u74f6\u9888\u98ce\u9669\u3002<\/li>\n\n\n\n<li>\u6162SQL\u53d1\u751f\u7684\u65f6\u95f4\u70b9<br>\u5173\u6ce8\u6162SQL\u53d1\u751f\u7684\u65f6\u95f4\u70b9\uff0c\u662f\u5426\u548c\u81ea\u8eab\u4e1a\u52a1\u573a\u666f\u9ad8\u5cf0\u671f\u91cd\u53e0\u3002<\/li>\n\n\n\n<li>\u6162SQL\u6027\u80fd\u5f71\u54cd\u7684\u8bc4\u4f30\n<ul class=\"wp-block-list\">\n<li>\u6267\u884c\u6b21\u6570\uff08\u8d8a\u9ad8\u98ce\u9669\u8d8a\u5927 \u5927\u4e8e10\u6b21\/\u5929\u4e3a\u8f83\u4e25\u91cd\uff09<\/li>\n\n\n\n<li>\u5e73\u5747\u6700\u5927\u8017\u65f6\uff08&gt;2s\u4e3a\u8f83\u4e25\u91cd\uff09<\/li>\n\n\n\n<li>\u5e73\u5747\u626b\u63cf\u884c\u6570\uff08&gt;1000\u4e3a\u8f83\u4e25\u91cd\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u4e3a\u4e86\u66f4\u597d\u5730\u9884\u9632\u548c\u6cbb\u7406\u6162SQL\uff0c\u8fd9\u91cc\u4ecb\u7ecd\u4e00\u4e0bSQL\u6267\u884c\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">SQL\u6267\u884c\u6d41\u7a0b<\/h1>\n\n\n\n<p>\u6b64\u5904\u4ee5MySQL\uff0cInnoDB\u6570\u636e\u5f15\u64ce\u4e3a\u4f8b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\u4e00\u6761SQL\u4e3b\u8981\u7684\u6267\u884c\u6d41\u7a0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>SQL\u4f18\u5316\uff08\u89e3\u6790\u548c\u8bed\u6cd5\u7b49\u4ef7\u4f18\u5316\uff09<\/li>\n\n\n\n<li>\u4ee3\u4ef7\u4f18\u5316\uff08\u5206\u6790\u6761\u4ef6\u8868\u8fbe\u53ef\u8d70\u7684\u4e00\u5207\u7d22\u5f15\uff0c\u6839\u636e\u9884\u4f30\u626b\u63cf\u884c\u6570\uff0c\u5e38\u91cf\u8868\u68c0\u6d4b\u7b49\u9009\u62e9\u6700\u4f18\u8def\u5f84\uff09<\/li>\n\n\n\n<li>\u989d\u5916\u4f18\u5316<\/li>\n<\/ol>\n\n\n\n<p>\u77e5\u9053\u4e86SQL\u6709\u8fd9\u4e9b\u4f18\u5316\uff0c\u5c31\u53ef\u4ee5\u51cf\u5c11\u6bcf\u4e00\u6b65\u4f18\u5316\u7684\u8d1f\u62c5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u907f\u514d\u76f8\u540c\u8bed\u53e5\u7531\u4e8e\u4e66\u5199\u683c\u5f0f\u7684\u4e0d\u540c\uff0c\u5bfc\u81f4\u591a\u6b21\u8bed\u6cd5\u89e3\u6790<\/li>\n\n\n\n<li>\u907f\u514d\u9690\u5f0f\u8f6c\u6362\uff0c\u5bfc\u81f4\u7d22\u5f15\u5931\u6548<\/li>\n\n\n\n<li>\u907f\u514d\u4f7f\u7528\u5b58\u50a8\u8fc7\u7a0b\u3001\u89e6\u53d1\u5668\u3001\u89c6\u56fe\u7b49<\/li>\n\n\n\n<li>\u907f\u514d\u4e0d\u8d70\u7d22\u5f15\u7684order by<\/li>\n\n\n\n<li>\u907f\u514d\u4f7f\u7528\u5927\u8868\u7684join<\/li>\n\n\n\n<li>\u907f\u514d\u5728\u6570\u636e\u5e93\u4e2d\u8fdb\u884c\u6570\u5b66\u8fd0\u7b97\u7b49\u7b49<\/li>\n<\/ul>\n\n\n\n<p>\u521a\u63d0\u5230\u4e86\u4ee3\u4ef7\u6a21\u578b\uff0c\u662fmysql\u901a\u8fc7\u91cf\u5316\u7684\u6570\u503c\u6307\u6807\u6765\u8861\u91cf\u3002<br>\u4ee3\u4ef7\u6a21\u578b\u5c06\u64cd\u4f5c\u5206\u4e3aServer\u548cEngine\u4e24\u5c42\u3002Server\u5c42\u4e3b\u8981\u5360\u7528CPU\uff0cEngine\u4e3b\u8981\u5360\u7528IO\u3002\u4f18\u5316\u5668\u4f1a\u4f7f\u7528\u4ee3\u4ef7\u6a21\u578b\u5bf9\u7d22\u5f15\u7684\u6210\u672c\u548c\u5168\u8868\u626b\u63cf\u505a\u5bf9\u6bd4\u3002<br>\u57fa\u4e8e\u4ee3\u4ef7\u6a21\u578b\uff0c\u53ef\u4ee5\u505a\u4e00\u4e9b\u89c4\u907f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u8ba1\u7d22\u5f15\u65f6\u6ce8\u610f\u7d22\u5f15\u7684\u8bc6\u522b\u5ea6<\/li>\n\n\n\n<li>\u907f\u514d\u805a\u5408\u51fd\u6570\u3001\u6570\u5b66\u51fd\u6570<\/li>\n<\/ul>\n\n\n\n<p>SQL\u6162\u67e5\u8be2\u4e2d\uff0c\u4e00\u822c\u6709\u4e24\u79cd\u60c5\u51b5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7d22\u5f15\u8bbe\u7f6e\u7684\u4e0d\u5408\u7406<\/li>\n\n\n\n<li>\u6709\u5b9a\u65f6\u540c\u6b65\u4efb\u52a1\uff0c\u5728\u5168\u91cf\u7684\u62c9\u53d6\u6570\u636e\uff0c\u67e5\u8be2\u6ca1\u6709\u5206\u9875\u6216\u8005\u5b58\u5728\u6df1\u5206\u9875\u7684\u95ee\u9898<\/li>\n<\/ol>\n\n\n\n<p><strong>\u4f7f\u7528EXPLAIN\u8bed\u53e5\u5206\u6790SQL<\/strong><\/p>\n\n\n\n<p>\u901a\u8fc7\u5728SQL\u5f00\u5934\u6dfb\u52a0\u4e00\u4e2aexplain\u8bed\u53e5\uff0c\u4e0b\u9762\u662f\u9700\u8981\u5173\u6ce8\u7684\u5217<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5217\u540d<\/th><th>\u63cf\u8ff0&amp;\u5173\u6ce8\u70b9<\/th><\/tr><\/thead><tbody><tr><td>id<\/td><td>\u8868\u793a\u67e5\u8be2\u4e2d\u6267\u884cselect\u5b50\u53e5\u6216\u8005\u64cd\u4f5c\u8868\u7684\u987a\u5e8f\uff0cid\u7684\u503c\u8d8a\u5927\uff0c\u4ee3\u8868\u8d8a\u5148\u6267\u884c\u3002<\/td><\/tr><tr><td>select_type<\/td><td>\u8868\u793aselect\u67e5\u8be2\u7684\u7c7b\u578b\uff1a\u666e\u901a\u67e5\u8be2\u3001\u8054\u5408\u67e5\u8be2\u3001\u5b50\u67e5\u8be2<\/td><\/tr><tr><td>type<\/td><td>\u67e5\u8be2\u4f7f\u7528\u4e86\u4f55\u79cd\u7c7b\u578b\uff0c\u662f\u4e00\u4e2a<strong>\u975e\u5e38\u91cd\u8981<\/strong>\u7684\u6307\u6807\uff1a<br>system > const > eq_ref > ref > ref_or_null > index_merge<br>> unique_subquery > index_subquery > range > index > ALL<br><strong>\u5982\u679c\u770b\u5230 type=ALL\uff0c\u8bf4\u660e\u5728&#8221;\u5168\u8868\u626b\u63cf&#8221;\uff0c\u8fd9\u5c31\u662f\u95ee\u9898\u6240\u5728\uff01<\/strong><\/td><\/tr><tr><td>possible_key<\/td><td>\u8868\u793a\u5728MySQL\u4e2d\u901a\u8fc7\u54ea\u4e9b\u7d22\u5f15\uff0c\u80fd\u8ba9\u6211\u4eec\u5728\u8868\u4e2d\u627e\u5230\u60f3\u8981\u7684\u8bb0\u5f55\u3002\u4f46\u4e0d\u4e00\u5b9a\u4f1a\u662f\u6700\u7ec8\u67e5\u8be2\u6570\u636e\u65f6\u88ab\u7528\u5230\u7684\u7d22\u5f15<\/td><\/tr><tr><td>key<\/td><td>\u533a\u522b\u4e8epossible_key\uff0ckey\u662f\u67e5\u8be2\u4e2d\u5b9e\u9645\u4f7f\u7528\u7684\u7d22\u5f15\uff0c\u5982\u679c\u6ca1\u6709\u7d22\u5f15\uff0c\u663e\u793a\u4e3aNULL\u3002\u5f53 type \u4e3a Index_merge \u65f6\uff0c\u53ef\u80fd\u4f1a\u4f7f\u7528\u591a\u4e2a\u7d22\u5f15<\/td><\/tr><tr><td>key_len<\/td><td>\u8868\u793a\u4f7f\u7528\u5230\u7684\u7d22\u5f15\u957f\u5ea6\uff0c\u539f\u5219\u4e0a\u957f\u5ea6\u8d8a\u77ed\u8d8a\u597d<br>\u5355\u5217\u7d22\u5f15\uff1a\u9700\u8981\u8ba1\u7b97\u6574\u4e2a\u7d22\u5f15\u957f\u5ea6<br>\u591a\u5217\u7d22\u5f15\uff1a\u9700\u8981\u8ba1\u7b97\u67e5\u8be2\u4e2d\u5177\u4f53<\/td><\/tr><tr><td>rows<\/td><td>\u4ee5\u8868\u7684\u7edf\u8ba1\u4fe1\u606f\u548c\u7d22\u5f15\u4f7f\u7528\u60c5\u51b5\uff0c\u4f30\u7b97\u9700\u8981\u8bfb\u53d6\u7684\u884c\u6570<\/td><\/tr><tr><td>filtered<\/td><td>\u8bb0\u5f55\u8868\u91cc\u7b26\u5408\u8bb0\u5f55\u7684\u767e\u5206\u6bd4\u3002<\/td><\/tr><tr><td>extra<\/td><td>\u9700\u8981\u5173\u6ce8 file sort<br>&#8211; \u6ca1\u6709\u4f7f\u7528\u7d22\u5f15\uff1a\u5bfc\u81f4MySQL\u9700\u8981\u5bf9\u5168\u90e8\u6570\u636e\u8fdb\u884c\u6392\u5e8f<br>&#8211; \u5185\u5b58\u4e0d\u8db3\uff1amysql\u6709\u4e00\u4e2a\u53c2\u6570\uff0csort_buffer_size \u63a7\u5236\u6392\u5e8f\u65f6\u4f7f\u7528\u7684\u5185\u5b58\u5927\u5c0f\u3002\u5982\u679c\u6392\u5e8f\u5185\u5b58\u8d85\u8fc7\u4e86\u8fd9\u4e2a\u503c\uff0c\u5c31\u5728fs\u4e2d\u8fdb\u884c\u6392\u5e8f<br>&#8211; \u6570\u636e\u91cf\u8fc7\u5927\uff1amysql\u53ef\u80fd\u4f1a\u5c06\u6392\u5e8f\u8f6c\u4e3a\u4f7f\u7528\u6587\u4ef6\u8fdb\u884c\u6392\u5e8f<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>explain\u5206\u6790\u5173\u6ce8\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5173\u6ce8key\u7684\u5b9e\u9645\u547d\u4e2d\u60c5\u51b5\uff0c\u5bf9\u6bd4\u5df2\u6709\u7684index\uff0c\u7b26\u5408\u9884\u671f\uff1f<\/li>\n\n\n\n<li>rows\uff0c\u5173\u6ce8\u626b\u63cf\u884c\u6570\u4f53\u91cf\u3002\u5173\u6ce8\u4e1a\u52a1\u589e\u957f\u91cf<\/li>\n\n\n\n<li>extra\uff0c\u5173\u6ce8\u662f\u5426\u6709 file sort \u88c2\u5316<\/li>\n\n\n\n<li>explain\u6267\u884c\u5efa\u8bae\u5728\u6d4b\u8bd5\u73af\u5883\u5c31\u63d0\u524d\u5206\u6790\u9a8c\u8bc1\u3002<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">\u603b\u7ed3<\/h1>\n\n\n\n<p>\u6709\u4e00\u4e9b\u884c\u4e1a\u91cc\u6cbb\u7406\u7684\u4f18\u79c0\u7ecf\u9a8c\uff0c\u6839\u636e\u4e0d\u540c\u95ee\u9898\u53ef\u80fd\u4ea7\u751f\u7684\u9636\u6bb5\u8fdb\u884c\u5206\u7c7b\uff1a<br><strong>\u5e93\u8868\u9636\u6bb5\uff1a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6839\u636e\u4e1a\u52a1\u573a\u666f\u505a\u597d\u5206\u5e93\u5206\u8868\uff0c\u964d\u4f4e\u5355\u7b14\u6570\u636e\u91cf\u3002\u4e0d\u540c\u4e1a\u52a1\u573a\u666f\uff0c\u63d0\u524d\u505a\u597d\u6570\u636e\u503e\u659c\u7684\u9884\u9632\uff08\u9632\u6b62\u5355\u7b14\u8d85\u8fc71000\u4e07\u884c\uff0c\u5927\u5c0f\u63a7\u5236\u572850G\u4ee5\u5185\uff09<\/li>\n\n\n\n<li>\u8868\u5b57\u6bb5\u63a7\u5236\u572820\u4e2a\u4ee5\u5185\uff0c\u5e76\u5c3d\u53ef\u80fd\u7684\u90fd\u63d0\u4f9b\u4e00\u4e2a\u9ed8\u8ba4\u503c<\/li>\n\n\n\n<li>\u5355\u7b14\u7d22\u5f15\u6570\u91cf\u4e0d\u8981\u8d85\u8fc75\u4e2a\uff0c\u5355\u7b14\u7d22\u5f15\u8fc7\u591a\u4f1a\u5f71\u54cd\u66f4\u65b0\u6548\u7387<\/li>\n\n\n\n<li>\u7d22\u5f15\u521b\u5efa\u5b57\u6bb5\u7684\u57fa\u6570\/\u533a\u5206\u5ea6\u8981\u5c3d\u53ef\u80fd\u7684\u9ad8<br>\u67e5\u8be2\u4e00\u4e2a\u5b57\u6bb5\u7684\u533a\u5206\u5ea6\u4e3a\u4ee5\u4e0b\u516c\u5f0f<br><code>count(distinct \u5217\u540d) \/ count(*)<\/code><\/li>\n\n\n\n<li>\u5c3d\u91cf\u521b\u5efa\u8986\u76d6\u7d22\u5f15<\/li>\n<\/ol>\n\n\n\n<p><strong>\u8bed\u53e5\u6267\u884c\u9636\u6bb5\uff1a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u89c4\u907f\u805a\u5408\u51fd\u6570\u3001\u9690\u5f0f\u8f6c\u6362\u3002\u5c3d\u91cf\u7528\u7b80\u5355\u7684\u8bed\u53e5\u67e5\u8be2\u3002<\/li>\n\n\n\n<li>\u4e0d\u8981join\u5927\u8868\u3002<\/li>\n\n\n\n<li>\u907f\u514d\u4e0d\u8d70\u6240\u6709\u7684 order by\uff0c\u907f\u514d\u5927\u8303\u56f4\u7684\u6392\u5e8f\uff0c\u5f15\u53d1 file sort<\/li>\n\n\n\n<li>\u4e0d\u8981\u4f7f\u7528 <code>insert on duplicate key update<\/code> \u6216\u8005 <code>insert ignore<\/code> \u8bed\u53e5\u3002\u5982\u679c\u662fRR\u7684\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\uff0c\u63d2\u5165\u65f6\u5bb9\u6613\u4ea7\u751fgap\u9501<\/li>\n\n\n\n<li>\u89c4\u907f\u6df1\u5206\u9875\u548c\u6dfb\u52a0where > ? \u7684\u6761\u4ef6\u3002\u5c24\u5176\u662f\u5b9a\u65f6\u4efb\u52a1\u5f52\u6863\u3001\u6216\u8005\u8dd1\u62a5\u8868\u7684\u573a\u666f\u3002\u540c\u65f6\u8dd1\u62a5\u8868\u7684\u573a\u666f\u5efa\u8bae\u4f7f\u7528\u79bb\u7ebf\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u6240\u6709\u8bed\u53e5\u7f16\u5199\u4e4b\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528 show index from xxx\u3002\u67e5\u770b\u8868\u7684\u73b0\u6709\u7d22\u5f15\u7ed3\u6784\uff0c\u7136\u540e\u7528 explain \u5206\u6790\u8bed\u53e5\u7d22\u5f15\u7ed3\u6784\uff0c\u7136\u540e\u7528 explain \u5206\u6790\u8bed\u53e5\u7d22\u5f15\u7684\u547d\u4e2d\u60c5\u51b5\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u4e1a\u52a1\u4f1a\u7ecf\u5e38\u4f7f\u7528\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u4e60\u60ef\u4e0a\u4f7f\u7528SQL\u578b\u6570\u636e\u5e93\u6765\u5b58\u50a8\u6765\u5b58\u50a8\u51b7\u6570\u636e\uff0cRedis\u7b49\u7f13\u5b58\u4e2d\u95f4\u4ef6\u6765\u5b58\u50a8\u70ed\u6570\u636e\u3002  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-701","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/comments?post=701"}],"version-history":[{"count":2,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/701\/revisions"}],"predecessor-version":[{"id":704,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/701\/revisions\/704"}],"wp:attachment":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/media?parent=701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/categories?post=701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/tags?post=701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}