{"id":140214,"date":"2024-10-31T20:21:32","date_gmt":"2024-10-31T12:21:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/140214\/"},"modified":"2024-10-31T20:21:32","modified_gmt":"2024-10-31T12:21:32","slug":"sql-server%e7%b4%a2%e5%bc%95%e7%ae%a1%e7%90%86%e4%b9%8b%e5%85%ad%e5%a4%a7%e9%90%b5%e5%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/140214\/","title":{"rendered":"SQL Server\u7d22\u5f15\u7ba1\u7406\u4e4b\u516d\u5927\u9435\u5f8b"},"content":{"rendered":"<h1 id=\"sql-server%e7%b4%a2%e5%bc%95%e7%ae%a1%e7%90%86%e4%b9%8b%e5%85%ad%e5%a4%a7%e9%90%b5%e5%be%8b-zKJiCXOzMh\">SQL Server\u7d22\u5f15\u7ba1\u7406\u4e4b\u516d\u5927\u9435\u5f8b<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0c\u7d22\u5f15\u662f\u63d0\u5347\u67e5\u8a62\u6548\u80fd\u7684\u91cd\u8981\u5de5\u5177\u3002\u5c0d\u65bc\u4f7f\u7528SQL Server\u7684\u958b\u767c\u8005\u548c\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u4f86\u8aaa\uff0c\u6b63\u78ba\u7684\u7d22\u5f15\u7ba1\u7406\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\uff0c\u9084\u80fd\u964d\u4f4e\u8cc7\u6e90\u6d88\u8017\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQL Server\u7d22\u5f15\u7ba1\u7406\u7684\u516d\u5927\u9435\u5f8b\uff0c\u5e6b\u52a9\u60a8\u66f4\u6709\u6548\u5730\u7ba1\u7406\u7d22\u5f15\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81%e4%ba%86%e8%a7%a3%e7%b4%a2%e5%bc%95%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-zKJiCXOzMh\">\u4e00\u3001\u4e86\u89e3\u7d22\u5f15\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u7d22\u5f15\u662f\u4e00\u7a2e\u8cc7\u6599\u7d50\u69cb\uff0c\u80fd\u5920\u52a0\u901f\u8cc7\u6599\u5eab\u67e5\u8a62\u7684\u901f\u5ea6\u3002SQL Server\u652f\u6301\u591a\u7a2e\u7d22\u5f15\u985e\u578b\uff0c\u5305\u62ec\u805a\u96c6\u7d22\u5f15\u548c\u975e\u805a\u96c6\u7d22\u5f15\u3002\u805a\u96c6\u7d22\u5f15\u6703\u6539\u8b8a\u8cc7\u6599\u7684\u7269\u7406\u5132\u5b58\u9806\u5e8f\uff0c\u800c\u975e\u805a\u96c6\u7d22\u5f15\u5247\u6703\u5728\u8cc7\u6599\u7684\u908f\u8f2f\u9806\u5e8f\u4e0a\u5efa\u7acb\u4e00\u500b\u6307\u5411\u8cc7\u6599\u7684\u6307\u6a19\u3002<\/p>\n<h2 id=\"%e4%ba%8c%e3%80%81%e7%b4%a2%e5%bc%95%e7%9a%84%e9%81%b8%e6%93%87%e8%88%87%e8%a8%ad%e8%a8%88-zKJiCXOzMh\">\u4e8c\u3001\u7d22\u5f15\u7684\u9078\u64c7\u8207\u8a2d\u8a08<\/h2>\n<p>\u5728\u8a2d\u8a08\u7d22\u5f15\u6642\uff0c\u61c9\u6839\u64da\u67e5\u8a62\u7684\u7279\u6027\u4f86\u9078\u64c7\u5408\u9069\u7684\u7d22\u5f15\u985e\u578b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8a2d\u8a08\u7d22\u5f15\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u5c0d\u65bc\u7d93\u5e38\u7528\u65bc\u67e5\u8a62\u7684\u6b04\u4f4d\uff0c\u61c9\u8003\u616e\u5efa\u7acb\u7d22\u5f15\u3002<\/li>\n<li>\u5c0d\u65bc\u7bc4\u570d\u67e5\u8a62\uff0c\u805a\u96c6\u7d22\u5f15\u901a\u5e38\u66f4\u6709\u6548\u3002<\/li>\n<li>\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u67e5\u627e\u7684\u6b04\u4f4d\uff0c\u975e\u805a\u96c6\u7d22\u5f15\u662f\u7406\u60f3\u7684\u9078\u64c7\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%b8%89%e3%80%81%e5%ae%9a%e6%9c%9f%e9%87%8d%e5%bb%ba%e5%92%8c%e9%87%8d%e7%b5%84%e7%b4%a2%e5%bc%95-zKJiCXOzMh\">\u4e09\u3001\u5b9a\u671f\u91cd\u5efa\u548c\u91cd\u7d44\u7d22\u5f15<\/h2>\n<p>\u96a8\u8457\u8cc7\u6599\u7684\u589e\u9577\u548c\u8b8a\u66f4\uff0c\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u788e\u7247\u5316\uff0c\u9019\u6703\u5f71\u97ff\u67e5\u8a62\u6548\u80fd\u3002SQL Server\u63d0\u4f9b\u4e86\u91cd\u5efa\u548c\u91cd\u7d44\u7d22\u5f15\u7684\u529f\u80fd\u3002\u91cd\u5efa\u7d22\u5f15\u6703\u91cd\u65b0\u5275\u5efa\u6574\u500b\u7d22\u5f15\uff0c\u800c\u91cd\u7d44\u7d22\u5f15\u5247\u662f\u5c0d\u7d22\u5f15\u9801\u9032\u884c\u6574\u7406\u3002\u5efa\u8b70\u5b9a\u671f\u6aa2\u67e5\u7d22\u5f15\u7684\u788e\u7247\u7a0b\u5ea6\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u91cd\u5efa\u6216\u91cd\u7d44\u3002<\/p>\n<pre><code>-- \u6aa2\u67e5\u7d22\u5f15\u788e\u7247\u7a0b\u5ea6\nSELECT \n    DB_NAME(database_id) AS DatabaseName,\n    OBJECT_NAME(object_id) AS TableName,\n    index_id,\n    name AS IndexName,\n    avg_fragmentation_in_percent\nFROM sys.dm_db_index_physical_stats(DB_ID(), NULL, NULL, NULL, NULL)\nWHERE avg_fragmentation_in_percent &gt; 10;\n<\/code><\/pre>\n<h2 id=\"%e5%9b%9b%e3%80%81%e9%81%bf%e5%85%8d%e9%81%8e%e5%ba%a6%e7%b4%a2%e5%bc%95-zKJiCXOzMh\">\u56db\u3001\u907f\u514d\u904e\u5ea6\u7d22\u5f15<\/h2>\n<p>\u96d6\u7136\u7d22\u5f15\u80fd\u63d0\u9ad8\u67e5\u8a62\u6548\u80fd\uff0c\u4f46\u904e\u591a\u7684\u7d22\u5f15\u6703\u5c0e\u81f4\u5beb\u5165\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u70ba\u6bcf\u6b21\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u64cd\u4f5c\u90fd\u9700\u8981\u66f4\u65b0\u7d22\u5f15\u3002\u56e0\u6b64\uff0c\u61c9\u8a72\u6839\u64da\u5be6\u969b\u9700\u6c42\u4f86\u5e73\u8861\u7d22\u5f15\u7684\u6578\u91cf\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%ba%94%e3%80%81%e7%9b%a3%e6%8e%a7%e7%b4%a2%e5%bc%95%e6%95%88%e8%83%bd-zKJiCXOzMh\">\u4e94\u3001\u76e3\u63a7\u7d22\u5f15\u6548\u80fd<\/h2>\n<p>\u4f7f\u7528SQL Server\u7684\u52d5\u614b\u7ba1\u7406\u8996\u5716\uff08DMV\uff09\u4f86\u76e3\u63a7\u7d22\u5f15\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u4e86\u89e3\u54ea\u4e9b\u7d22\u5f15\u662f\u6709\u6548\u7684\uff0c\u54ea\u4e9b\u662f\u5197\u9918\u7684\u3002\u900f\u904e\u9019\u4e9b\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u505a\u51fa\u66f4\u660e\u667a\u7684\u7d22\u5f15\u7ba1\u7406\u6c7a\u7b56\u3002<\/p>\n<pre><code>-- \u67e5\u8a62\u7d22\u5f15\u4f7f\u7528\u60c5\u6cc1\nSELECT \n    OBJECT_NAME(i.object_id) AS TableName,\n    i.name AS IndexName,\n    user_seeks,\n    user_scans,\n    user_lookups,\n    user_updates\nFROM sys.indexes AS i\nJOIN sys.dm_db_index_usage_stats AS s\nON i.object_id = s.object_id AND i.index_id = s.index_id\nWHERE OBJECTPROPERTY(i.object_id, 'IsUserTable') = 1;\n<\/code><\/pre>\n<h2 id=\"%e5%85%ad%e3%80%81%e5%ae%9a%e6%9c%9f%e8%a9%95%e4%bc%b0%e5%92%8c%e8%aa%bf%e6%95%b4%e7%b4%a2%e5%bc%95%e7%ad%96%e7%95%a5-zKJiCXOzMh\">\u516d\u3001\u5b9a\u671f\u8a55\u4f30\u548c\u8abf\u6574\u7d22\u5f15\u7b56\u7565<\/h2>\n<p>\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u8cc7\u6599\u5eab\u7684\u67e5\u8a62\u6a21\u5f0f\u4e5f\u53ef\u80fd\u6703\u6539\u8b8a\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u8a55\u4f30\u548c\u8abf\u6574\u7d22\u5f15\u7b56\u7565\u662f\u5fc5\u8981\u7684\u3002\u9019\u5305\u62ec\u522a\u9664\u4e0d\u518d\u4f7f\u7528\u7684\u7d22\u5f15\uff0c\u6216\u662f\u6839\u64da\u65b0\u7684\u67e5\u8a62\u9700\u6c42\u4f86\u65b0\u589e\u7d22\u5f15\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zKJiCXOzMh\">\u7e3d\u7d50<\/h2>\n<p>\u6709\u6548\u7684\u7d22\u5f15\u7ba1\u7406\u5c0d\u65bc\u63d0\u5347SQL Server\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u9075\u5faa\u4e0a\u8ff0\u516d\u5927\u9435\u5f8b\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u7ba1\u7406\u7d22\u5f15\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6548\u80fd\u548c\u7cfb\u7d71\u7a69\u5b9a\u6027\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\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a> \u9084\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL Server\u7d22\u5f15\u7ba1\u7406\u7684\u516d\u5927\u9435\u5f8b\uff0c\u63d0\u5347\u67e5\u8a62\u6027\u80fd\uff0c\u512a\u5316\u6578\u64da\u5eab\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5b58\u53d6\u7684\u6700\u4f73\u5be6\u8e10\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-140214","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/140214","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=140214"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/140214\/revisions"}],"predecessor-version":[{"id":140215,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/140214\/revisions\/140215"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=140214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=140214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=140214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}