{"id":64927,"date":"2024-10-14T12:46:15","date_gmt":"2024-10-14T04:46:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/64927\/"},"modified":"2024-10-14T12:46:15","modified_gmt":"2024-10-14T04:46:15","slug":"mssql%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%ef%bc%9a%e5%b7%b2%e6%92%a4%e9%8a%b7%e7%9a%84%e6%9f%a5%e8%a9%a2%ef%bc%88mssql%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e5%b7%b2%e9%81%8e%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/64927\/","title":{"rendered":"MSSQL\u67e5\u8a62\u8d85\u6642\uff1a\u5df2\u64a4\u92b7\u7684\u67e5\u8a62\uff08mssql\u67e5\u8a62\u8d85\u6642\u5df2\u904e\u671f\uff09"},"content":{"rendered":"<h1 id=\"mssql%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%ef%bc%9a%e5%b7%b2%e6%92%a4%e9%8a%b7%e7%9a%84%e6%9f%a5%e8%a9%a2%ef%bc%88mssql%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e5%b7%b2%e9%81%8e%e6%9c%9f%ef%bc%89-WVAClIckbB\">MSSQL\u67e5\u8a62\u8d85\u6642\uff1a\u5df2\u64a4\u92b7\u7684\u67e5\u8a62\uff08mssql\u67e5\u8a62\u8d85\u6642\u5df2\u904e\u671f\uff09<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u9032\u884c\u6578\u64da\u67e5\u8a62\u6642\uff0c\u67e5\u8a62\u8d85\u6642\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\u3002\u7576\u67e5\u8a62\u57f7\u884c\u6642\u9593\u8d85\u904e\u8a2d\u5b9a\u7684\u6642\u9593\u9650\u5236\u6642\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u64a4\u92b7\u8a72\u67e5\u8a62\uff0c\u4e26\u8fd4\u56de\u4e00\u500b\u932f\u8aa4\u4fe1\u606f\uff0c\u901a\u5e38\u986f\u793a\u70ba\u201c\u67e5\u8a62\u8d85\u6642\u5df2\u904e\u671f\u201d\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0eMSSQL\u67e5\u8a62\u8d85\u6642\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e7%9a%84%e5%8e%9f%e5%9b%a0-WVAClIckbB\">\u67e5\u8a62\u8d85\u6642\u7684\u539f\u56e0<\/h2>\n<p>\u67e5\u8a62\u8d85\u6642\u7684\u539f\u56e0\u53ef\u4ee5\u5206\u70ba\u591a\u500b\u65b9\u9762\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u8907\u96dc\u7684\u67e5\u8a62\uff1a<\/strong>\u7576\u67e5\u8a62\u6d89\u53ca\u591a\u500b\u8868\u7684\u806f\u63a5\u3001\u5b50\u67e5\u8a62\u6216\u5927\u91cf\u6578\u64da\u6642\uff0c\u57f7\u884c\u6642\u9593\u53ef\u80fd\u6703\u986f\u8457\u589e\u52a0\u3002<\/li>\n<li><strong>\u7d22\u5f15\u7f3a\u5931\uff1a<\/strong>\u7f3a\u4e4f\u9069\u7576\u7684\u7d22\u5f15\u6703\u5c0e\u81f4\u67e5\u8a62\u6027\u80fd\u4e0b\u964d\uff0c\u5f9e\u800c\u589e\u52a0\u57f7\u884c\u6642\u9593\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7af6\u722d\uff1a<\/strong>\u5728\u9ad8\u8ca0\u8f09\u7684\u74b0\u5883\u4e2d\uff0c\u8cc7\u6e90\uff08\u5982CPU\u3001\u5167\u5b58\u548c\u78c1\u789fI\/O\uff09\u7684\u7af6\u722d\u6703\u5f71\u97ff\u67e5\u8a62\u7684\u57f7\u884c\u901f\u5ea6\u3002<\/li>\n<li><strong>\u9396\u5b9a\u554f\u984c\uff1a<\/strong>\u7576\u591a\u500b\u67e5\u8a62\u540c\u6642\u8a2a\u554f\u76f8\u540c\u7684\u6578\u64da\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u9396\u5b9a\uff0c\u5c0e\u81f4\u67e5\u8a62\u7b49\u5f85\u6642\u9593\u904e\u9577\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e7%9a%84%e5%bd%b1%e9%9f%bf-WVAClIckbB\">\u67e5\u8a62\u8d85\u6642\u7684\u5f71\u97ff<\/h2>\n<p>\u67e5\u8a62\u8d85\u6642\u4e0d\u50c5\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u53ef\u80fd\u5c0d\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u9020\u6210\u8ca0\u9762\u5f71\u97ff\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u80fd\u7684\u5f71\u97ff\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u4e0d\u6eff\uff1a<\/strong>\u67e5\u8a62\u8d85\u6642\u6703\u5c0e\u81f4\u7528\u6236\u7121\u6cd5\u7372\u53d6\u6240\u9700\u6578\u64da\uff0c\u5f9e\u800c\u5f71\u97ff\u696d\u52d9\u904b\u4f5c\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u6d6a\u8cbb\uff1a<\/strong>\u64a4\u92b7\u7684\u67e5\u8a62\u6703\u6d88\u8017\u7cfb\u7d71\u8cc7\u6e90\uff0c\u5c0e\u81f4\u5176\u4ed6\u67e5\u8a62\u7684\u6027\u80fd\u4e0b\u964d\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u67e5\u8a62\u7684\u64a4\u92b7\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\uff0c\u7279\u5225\u662f\u5728\u4e8b\u52d9\u8655\u7406\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e7%9a%84%e6%96%b9%e6%b3%95-WVAClIckbB\">\u89e3\u6c7a\u67e5\u8a62\u8d85\u6642\u7684\u65b9\u6cd5<\/h2>\n<p>\u70ba\u4e86\u6e1b\u5c11\u67e5\u8a62\u8d85\u6642\u7684\u767c\u751f\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2-WVAClIckbB\">1. \u512a\u5316\u67e5\u8a62<\/h3>\n<p>\u5c0d\u65bc\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u53ef\u4ee5\u8003\u616e\u91cd\u5beb\u67e5\u8a62\u8a9e\u53e5\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u806f\u63a5\u548c\u5b50\u67e5\u8a62\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nSELECT a.Column1, b.Column2\nFROM TableA a\nJOIN TableB b ON a.ID = b.A_ID\nWHERE a.Condition = 'Value'\n<\/code><\/pre>\n<h3 id=\"2-%e6%b7%bb%e5%8a%a0%e7%b4%a2%e5%bc%95-WVAClIckbB\">2. \u6dfb\u52a0\u7d22\u5f15<\/h3>\n<p>\u78ba\u4fdd\u5c0d\u7d93\u5e38\u67e5\u8a62\u7684\u5217\u6dfb\u52a0\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>\nCREATE INDEX idx_Column1 ON TableA(Column1);\n<\/code><\/pre>\n<h3 id=\"3-%e8%aa%bf%e6%95%b4%e8%b6%85%e6%99%82%e8%a8%ad%e7%bd%ae-WVAClIckbB\">3. \u8abf\u6574\u8d85\u6642\u8a2d\u7f6e<\/h3>\n<p>\u6839\u64da\u696d\u52d9\u9700\u6c42\uff0c\u53ef\u4ee5\u8abf\u6574\u67e5\u8a62\u7684\u8d85\u6642\u8a2d\u7f6e\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u9032\u884c\uff1a<\/p>\n<pre><code>\nSET QUERY_GOVERNOR_COST_LIMIT = 300; -- \u8a2d\u5b9a\u67e5\u8a62\u6210\u672c\u9650\u5236\n<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%88%86%e6%9e%90%e6%80%a7%e8%83%bd-WVAClIckbB\">4. \u76e3\u63a7\u548c\u5206\u6790\u6027\u80fd<\/h3>\n<p>\u4f7f\u7528SQL Server\u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff0c\u5b9a\u671f\u6aa2\u67e5\u67e5\u8a62\u6027\u80fd\uff0c\u627e\u51fa\u74f6\u9838\u4e26\u9032\u884c\u512a\u5316\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WVAClIckbB\">\u7e3d\u7d50<\/h2>\n<p>MSSQL\u67e5\u8a62\u8d85\u6642\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u67e5\u8a62\u8907\u96dc\u6027\u3001\u7d22\u5f15\u7f3a\u5931\u548c\u8cc7\u6e90\u7af6\u722d\u7b49\u3002\u901a\u904e\u512a\u5316\u67e5\u8a62\u3001\u6dfb\u52a0\u7d22\u5f15\u3001\u8abf\u6574\u8d85\u6642\u8a2d\u7f6e\u4ee5\u53ca\u76e3\u63a7\u6027\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u67e5\u8a62\u8d85\u6642\u7684\u767c\u751f\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u696d\u52d9\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MSSQL\u67e5\u8a62\u8d85\u6642\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u907f\u514d\u5df2\u64a4\u92b7\u7684\u67e5\u8a62\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\uff0c\u63d0\u5347\u67e5\u8a62\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-64927","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64927","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=64927"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64927\/revisions"}],"predecessor-version":[{"id":64928,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64927\/revisions\/64928"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=64927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=64927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=64927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}