{"id":138437,"date":"2024-10-31T14:28:18","date_gmt":"2024-10-31T06:28:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138437\/"},"modified":"2024-10-31T14:28:19","modified_gmt":"2024-10-31T06:28:19","slug":"sql-server%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e7%b7%a9%e6%85%a2%e8%a7%a3%e6%b1%ba%e8%be%a6%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138437\/","title":{"rendered":"SQL Server\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u89e3\u6c7a\u8fa6\u6cd5"},"content":{"rendered":"<h1 id=\"sql-server%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e7%b7%a9%e6%85%a2%e8%a7%a3%e6%b1%ba%e8%be%a6%e6%b3%95-RboFieewga\">SQL Server\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u89e3\u6c7a\u8fa6\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cSQL Server\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\u548c\u67e5\u8a62\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u8a31\u591a\u7528\u6236\u6703\u9047\u5230\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u7684\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u8fa6\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u512a\u5316SQL Server\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e7%b7%a9%e6%85%a2%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-RboFieewga\">\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u4e0d\u826f\u7684\u67e5\u8a62\u8a2d\u8a08\uff1a<\/strong>\u4e0d\u5408\u7406\u7684\u67e5\u8a62\u8a9e\u53e5\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u4f8b\u5982\uff0c\u4f7f\u7528SELECT *\u800c\u4e0d\u662f\u6307\u5b9a\u6240\u9700\u7684\u5217\uff0c\u6703\u589e\u52a0\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<li><strong>\u7f3a\u4e4f\u7d22\u5f15\uff1a<\/strong>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u7684\u95dc\u9375\u3002\u5982\u679c\u8868\u4e2d\u7f3a\u5c11\u9069\u7576\u7684\u7d22\u5f15\uff0cSQL Server\u5c07\u9700\u8981\u6383\u63cf\u6574\u500b\u8868\u4f86\u627e\u5230\u6240\u9700\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u8a2d\u8a08\u4e0d\u7576\uff1a<\/strong>\u4e0d\u5408\u7406\u7684\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u5982\u904e\u591a\u7684\u806f\u63a5\u6216\u4e0d\u6b63\u78ba\u7684\u6578\u64da\u985e\u578b\uff0c\u6703\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u4f3a\u670d\u5668\u7684CPU\u3001\u5167\u5b58\u6216\u78c1\u789fI\/O\u74f6\u9838\u4e5f\u6703\u5c0e\u81f4\u67e5\u8a62\u901f\u5ea6\u8b8a\u6162\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e7%b7%a9%e6%85%a2%e7%9a%84%e6%96%b9%e6%b3%95-RboFieewga\">\u89e3\u6c7a\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u7684\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-RboFieewga\">1. \u512a\u5316\u67e5\u8a62\u8a9e\u53e5<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u67e5\u8a62\u8a9e\u53e5\u7684\u8a2d\u8a08\u3002\u907f\u514d\u4f7f\u7528SELECT *\uff0c\u800c\u662f\u660e\u78ba\u6307\u5b9a\u6240\u9700\u7684\u5217\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT column1, column2 FROM table_name WHERE condition;<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u4f7f\u7528WHERE\u5b50\u53e5\u4f86\u9650\u5236\u8fd4\u56de\u7684\u884c\u6578\uff0c\u6e1b\u5c11\u6578\u64da\u7684\u8655\u7406\u91cf\u3002<\/p>\n<h3 id=\"2-%e6%b7%bb%e5%8a%a0%e7%b4%a2%e5%bc%95-RboFieewga\">2. \u6dfb\u52a0\u7d22\u5f15<\/h3>\n<p>\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX index_name ON table_name (column_name);<\/code><\/pre>\n<p>\u5728\u9078\u64c7\u7d22\u5f15\u6642\uff0c\u61c9\u8003\u616e\u67e5\u8a62\u4e2d\u6700\u5e38\u7528\u7684\u5217\uff0c\u7279\u5225\u662f\u7528\u65bcJOIN\u3001WHERE\u548cORDER BY\u5b50\u53e5\u7684\u5217\u3002<\/p>\n<h3 id=\"3-%e9%87%8d%e6%a7%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-RboFieewga\">3. \u91cd\u69cb\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u7b26\u5408\u6b63\u898f\u5316\u539f\u5247\uff0c\u907f\u514d\u5197\u9918\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u67e5\u8a62\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u53cd\u6b63\u898f\u5316\u4f86\u63d0\u9ad8\u6027\u80fd\u3002\u6b64\u5916\uff0c\u5408\u7406\u8a2d\u8a08\u8868\u4e4b\u9593\u7684\u95dc\u806f\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u806f\u63a5\u3002<\/p>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4%e8%b3%87%e6%ba%90-RboFieewga\">4. \u76e3\u63a7\u548c\u8abf\u6574\u8cc7\u6e90<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u4f3a\u670d\u5668\u7684\u6027\u80fd\uff0c\u78ba\u4fddCPU\u3001\u5167\u5b58\u548c\u78c1\u789fI\/O\u4e0d\u6210\u70ba\u74f6\u9838\u3002\u53ef\u4ee5\u4f7f\u7528SQL Server\u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff0c\u5982SQL Server Profiler\u548cDatabase Engine Tuning Advisor\uff0c\u4f86\u8b58\u5225\u6027\u80fd\u554f\u984c\u4e26\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h3 id=\"5-%e4%bd%bf%e7%94%a8%e6%9f%a5%e8%a9%a2%e8%a8%88%e5%8a%83%e5%88%86%e6%9e%90-RboFieewga\">5. \u4f7f\u7528\u67e5\u8a62\u8a08\u5283\u5206\u6790<\/h3>\n<p>\u67e5\u8a62\u8a08\u5283\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u67e5\u8a62\u7684\u57f7\u884c\u8def\u5f91\u3002\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u67e5\u770b\u67e5\u8a62\u8a08\u5283\uff1a<\/p>\n<pre><code>SET SHOWPLAN_TEXT ON;  \nGO  \nSELECT * FROM table_name WHERE condition;  \nGO  \nSET SHOWPLAN_TEXT OFF;<\/code><\/pre>\n<p>\u901a\u904e\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u53ef\u4ee5\u627e\u51fa\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u91dd\u5c0d\u6027\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-RboFieewga\">\u7d50\u8ad6<\/h2>\n<p>SQL Server\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u7684\u554f\u984c\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u6cd5\u9032\u884c\u512a\u5316\uff0c\u5305\u62ec\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u3001\u6dfb\u52a0\u7d22\u5f15\u3001\u91cd\u69cb\u6578\u64da\u5eab\u8a2d\u8a08\u3001\u76e3\u63a7\u8cc7\u6e90\u548c\u4f7f\u7528\u67e5\u8a62\u8a08\u5283\u5206\u6790\u3002\u901a\u904e\u9019\u4e9b\u63aa\u65bd\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8SQL Server\u7684\u6027\u80fd\uff0c\u78ba\u4fdd\u696d\u52d9\u904b\u884c\u7684\u9ad8\u6548\u6027\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u63d0\u5347\u60a8\u7684\u6578\u64da\u5eab\u6027\u80fd\uff0c\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL Server\u67e5\u8a62\u901f\u5ea6\u7de9\u6162\u7684\u89e3\u6c7a\u8fa6\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u78ba\u4fdd\u5feb\u901f\u97ff\u61c9\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-138437","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138437","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=138437"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138437\/revisions"}],"predecessor-version":[{"id":138438,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138437\/revisions\/138438"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138437"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138437"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}