{"id":157400,"date":"2024-11-02T22:46:20","date_gmt":"2024-11-02T14:46:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/157400\/"},"modified":"2024-11-02T22:46:21","modified_gmt":"2024-11-02T14:46:21","slug":"%e6%94%b9%e5%96%84-sql-server-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e6%85%a2%e7%9a%84%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/157400\/","title":{"rendered":"\u6539\u5584 SQL Server \u6578\u64da\u5eab\u67e5\u8a62\u901f\u5ea6\u6162\u7684\u6280\u5de7"},"content":{"rendered":"<h1 id=\"%e6%94%b9%e5%96%84-sql-server-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2%e9%80%9f%e5%ba%a6%e6%85%a2%e7%9a%84%e6%8a%80%e5%b7%a7-CyJuktEjLd\">\u6539\u5584 SQL Server \u6578\u64da\u5eab\u67e5\u8a62\u901f\u5ea6\u6162\u7684\u6280\u5de7<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002SQL Server \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u7d93\u5e38\u9762\u81e8\u67e5\u8a62\u901f\u5ea6\u6162\u7684\u554f\u984c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u696d\u52d9\u6548\u7387\u4e0b\u964d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6539\u5584 SQL Server \u6578\u64da\u5eab\u67e5\u8a62\u901f\u5ea6\u7684\u6280\u5de7\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95-CyJuktEjLd\">1. \u4f7f\u7528\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u7684\u6700\u6709\u6548\u65b9\u6cd5\u4e4b\u4e00\u3002\u901a\u904e\u5728\u8868\u7684\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff0cSQL Server \u53ef\u4ee5\u66f4\u5feb\u5730\u67e5\u627e\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7d22\u5f15\u7684\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u5217\uff1a<\/strong>\u5c0d\u65bc\u7d93\u5e38\u7528\u65bc\u67e5\u8a62\u7684\u5217\uff08\u5982 WHERE \u5b50\u53e5\u4e2d\u7684\u5217\uff09\uff0c\u61c9\u8003\u616e\u5275\u5efa\u7d22\u5f15\u3002<\/li>\n<li><strong>\u907f\u514d\u904e\u591a\u7d22\u5f15\uff1a<\/strong>\u96d6\u7136\u7d22\u5f15\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\uff0c\u4f46\u904e\u591a\u7684\u7d22\u5f15\u6703\u5f71\u97ff\u5beb\u5165\u6027\u80fd\uff0c\u56e0\u6b64\u61c9\u8b39\u614e\u9078\u64c7\u3002<\/li>\n<li><strong>\u4f7f\u7528\u8986\u84cb\u7d22\u5f15\uff1a<\/strong>\u8986\u84cb\u7d22\u5f15\u53ef\u4ee5\u5305\u542b\u67e5\u8a62\u6240\u9700\u7684\u6240\u6709\u5217\uff0c\u5f9e\u800c\u907f\u514d\u67e5\u8a62\u6642\u7684\u56de\u8868\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<pre><code>CREATE INDEX idx_example ON table_name(column_name);<\/code><\/pre>\n<h2 id=\"2-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-CyJuktEjLd\">2. \u512a\u5316\u67e5\u8a62\u8a9e\u53e5<\/h2>\n<p>\u67e5\u8a62\u8a9e\u53e5\u7684\u5beb\u6cd5\u5c0d\u6027\u80fd\u5f71\u97ff\u5de8\u5927\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u67e5\u8a62\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u907f\u514d\u4f7f\u7528 SELECT *\uff1a<\/strong>\u660e\u78ba\u6307\u5b9a\u9700\u8981\u7684\u5217\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<li><strong>\u4f7f\u7528 JOIN \u800c\u975e\u5b50\u67e5\u8a62\uff1a<\/strong>\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\uff0cJOIN \u7684\u6027\u80fd\u512a\u65bc\u5b50\u67e5\u8a62\u3002<\/li>\n<li><strong>\u4f7f\u7528 WHERE \u5b50\u53e5\u904e\u6ffe\u6578\u64da\uff1a<\/strong>\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528 WHERE \u5b50\u53e5\u53ef\u4ee5\u6e1b\u5c11\u8fd4\u56de\u7684\u6578\u64da\u91cf\u3002<\/li>\n<\/ul>\n<pre><code>SELECT column1, column2 FROM table_name WHERE condition;<\/code><\/pre>\n<h2 id=\"3-%e5%ae%9a%e6%9c%9f%e7%b6%ad%e8%ad%b7%e6%95%b8%e6%93%9a%e5%ba%ab-CyJuktEjLd\">3. \u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab<\/h2>\n<p>\u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7dad\u8b77\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u91cd\u5efa\u548c\u91cd\u7d44\u7d22\u5f15\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u788e\u7247\u5316\uff0c\u5b9a\u671f\u91cd\u5efa\u6216\u91cd\u7d44\u7d22\u5f15\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\uff1a<\/strong>\u7d71\u8a08\u4fe1\u606f\u5e6b\u52a9 SQL Server \u78ba\u5b9a\u6700\u4f73\u7684\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u5b9a\u671f\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff1a<\/strong>\u5b9a\u671f\u522a\u9664\u904e\u671f\u6216\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff0c\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<pre><code>EXEC sp_updatestats;<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e6%9f%a5%e8%a9%a2%e8%a8%88%e5%8a%83%e5%88%86%e6%9e%90-CyJuktEjLd\">4. \u4f7f\u7528\u67e5\u8a62\u8a08\u5283\u5206\u6790<\/h2>\n<p>\u67e5\u8a62\u8a08\u5283\u662f SQL Server \u5728\u57f7\u884c\u67e5\u8a62\u6642\u751f\u6210\u7684\u57f7\u884c\u8def\u5f91\u3002\u901a\u904e\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u53ef\u4ee5\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002\u4f7f\u7528 SQL Server Management Studio (SSMS) \u7684\u201c\u986f\u793a\u5be6\u969b\u57f7\u884c\u8a08\u5283\u201d\u529f\u80fd\uff0c\u53ef\u4ee5\u67e5\u770b\u67e5\u8a62\u7684\u57f7\u884c\u904e\u7a0b\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"5-%e8%80%83%e6%85%ae%e7%a1%ac%e9%ab%94%e5%8d%87%e7%b4%9a-CyJuktEjLd\">5. \u8003\u616e\u786c\u9ad4\u5347\u7d1a<\/h2>\n<p>\u5982\u679c\u4ee5\u4e0a\u65b9\u6cd5\u4ecd\u7121\u6cd5\u6eff\u8db3\u6027\u80fd\u9700\u6c42\uff0c\u53ef\u80fd\u9700\u8981\u8003\u616e\u786c\u9ad4\u5347\u7d1a\u3002\u589e\u52a0 RAM\u3001\u4f7f\u7528\u66f4\u5feb\u7684\u786c\u789f\uff08\u5982 SSD\uff09\u6216\u5347\u7d1a CPU \u90fd\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8 SQL Server \u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CyJuktEjLd\">\u7e3d\u7d50<\/h2>\n<p>\u6539\u5584 SQL Server \u6578\u64da\u5eab\u67e5\u8a62\u901f\u5ea6\u9700\u8981\u7d9c\u5408\u8003\u616e\u591a\u65b9\u9762\u7684\u56e0\u7d20\uff0c\u5305\u62ec\u7d22\u5f15\u7684\u4f7f\u7528\u3001\u67e5\u8a62\u8a9e\u53e5\u7684\u512a\u5316\u3001\u5b9a\u671f\u7dad\u8b77\u3001\u67e5\u8a62\u8a08\u5283\u5206\u6790\u4ee5\u53ca\u786c\u9ad4\u5347\u7d1a\u7b49\u3002\u900f\u904e\u9019\u4e9b\u6280\u5de7\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u5f9e\u800c\u63d0\u9ad8\u696d\u52d9\u904b\u71df\u7684\u6548\u7387\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6539\u5584 SQL Server \u6578\u64da\u5eab\u67e5\u8a62\u901f\u5ea6\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u512a\u5316\u67e5\u8a62\uff0c\u78ba\u4fdd\u9ad8\u6548\u6578\u64da\u8655\u7406\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-157400","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157400","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=157400"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157400\/revisions"}],"predecessor-version":[{"id":157401,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157400\/revisions\/157401"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=157400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=157400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=157400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}