{"id":65337,"date":"2024-10-14T13:39:17","date_gmt":"2024-10-14T05:39:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/65337\/"},"modified":"2024-10-14T13:39:17","modified_gmt":"2024-10-14T05:39:17","slug":"mssql%e5%81%a5%e5%ba%b7%e5%ba%a6%e6%8c%87%e6%a8%99%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5%e5%88%86%e6%9e%90%ef%bc%88mssql%e5%81%a5%e5%ba%b7%e5%ba%a6%e6%8c%87%e6%a8%99%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/65337\/","title":{"rendered":"MSSQL\u5065\u5eb7\u5ea6\u6307\u6a19\u6aa2\u6e2c\u7b56\u7565\u5206\u6790\uff08mssql\u5065\u5eb7\u5ea6\u6307\u6a19\uff09"},"content":{"rendered":"<h1 id=\"mssql%e5%81%a5%e5%ba%b7%e5%ba%a6%e6%8c%87%e6%a8%99%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5%e5%88%86%e6%9e%90%ef%bc%88mssql%e5%81%a5%e5%ba%b7%e5%ba%a6%e6%8c%87%e6%a8%99%ef%bc%89-nULTDGSSJf\">MSSQL\u5065\u5eb7\u5ea6\u6307\u6a19\u6aa2\u6e2c\u7b56\u7565\u5206\u6790\uff08mssql\u5065\u5eb7\u5ea6\u6307\u6a19\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u5065\u5eb7\u72c0\u614b\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5176\u5065\u5eb7\u5ea6\u6307\u6a19\u7684\u6aa2\u6e2c\u7b56\u7565\u4e0d\u50c5\u80fd\u5e6b\u52a9\u4f01\u696d\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u554f\u984c\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u53ef\u7528\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMSSQL\u7684\u5065\u5eb7\u5ea6\u6307\u6a19\u53ca\u5176\u6aa2\u6e2c\u7b56\u7565\u3002<\/p>\n<h2 id=\"mssql%e5%81%a5%e5%ba%b7%e5%ba%a6%e6%8c%87%e6%a8%99%e6%a6%82%e8%bf%b0-nULTDGSSJf\">MSSQL\u5065\u5eb7\u5ea6\u6307\u6a19\u6982\u8ff0<\/h2>\n<p>MSSQL\u7684\u5065\u5eb7\u5ea6\u6307\u6a19\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u6307\u6a19\uff1a<\/strong>\u5982\u67e5\u8a62\u57f7\u884c\u6642\u9593\u3001CPU\u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u7b49\u3002<\/li>\n<li><strong>\u53ef\u7528\u6027\u6307\u6a19\uff1a<\/strong>\u5982\u6578\u64da\u5eab\u7684\u5728\u7dda\u72c0\u614b\u3001\u9023\u63a5\u6578\u91cf\u7b49\u3002<\/li>\n<li><strong>\u5b8c\u6574\u6027\u6307\u6a19\uff1a<\/strong>\u5982\u6578\u64da\u4e00\u81f4\u6027\u6aa2\u67e5\u3001\u7d22\u5f15\u788e\u7247\u60c5\u6cc1\u7b49\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\u6307\u6a19\uff1a<\/strong>\u5982\u7528\u6236\u6b0a\u9650\u3001\u6578\u64da\u52a0\u5bc6\u72c0\u614b\u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e6%8c%87%e6%a8%99%e7%9a%84%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5-nULTDGSSJf\">\u6027\u80fd\u6307\u6a19\u7684\u6aa2\u6e2c\u7b56\u7565<\/h2>\n<p>\u6027\u80fd\u6307\u6a19\u662f\u8a55\u4f30MSSQL\u5065\u5eb7\u72c0\u614b\u7684\u91cd\u8981\u4f9d\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6aa2\u6e2c\u7b56\u7565\uff1a<\/p>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90-nULTDGSSJf\">\u67e5\u8a62\u6027\u80fd\u5206\u6790<\/h3>\n<p>\u4f7f\u7528SQL Server\u7684\u57f7\u884c\u8a08\u5283\u4f86\u5206\u6790\u67e5\u8a62\u6027\u80fd\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u7372\u53d6\u57f7\u884c\u8a08\u5283\uff1a<\/p>\n<pre><code>SET SHOWPLAN_XML ON;\nGO\n-- \u4f60\u7684\u67e5\u8a62\u8a9e\u53e5\nSELECT * FROM YourTable;\nGO\nSET SHOWPLAN_XML OFF;\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u6027\u80fd\u74f6\u9838\uff0c\u4e26\u91dd\u5c0d\u6027\u5730\u9032\u884c\u512a\u5316\u3002<\/p>\n<h3 id=\"%e8%b3%87%e6%ba%90%e4%bd%bf%e7%94%a8%e7%9b%a3%e6%8e%a7-nULTDGSSJf\">\u8cc7\u6e90\u4f7f\u7528\u76e3\u63a7<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5CPU\u548c\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u7372\u53d6\u7576\u524d\u7684\u8cc7\u6e90\u4f7f\u7528\u72c0\u6cc1\uff1a<\/p>\n<pre><code>SELECT \n    record_id, \n    sqlserver_start_time, \n    cpu_usage, \n    memory_usage \nFROM sys.dm_os_ring_buffers \nWHERE ring_buffer_type = N'RING_BUFFER_SCHEDULER_MONITOR'\nAND record_id = (SELECT MAX(record_id) FROM sys.dm_os_ring_buffers \nWHERE ring_buffer_type = N'RING_BUFFER_SCHEDULER_MONITOR');\n<\/code><\/pre>\n<h2 id=\"%e5%8f%af%e7%94%a8%e6%80%a7%e6%8c%87%e6%a8%99%e7%9a%84%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5-nULTDGSSJf\">\u53ef\u7528\u6027\u6307\u6a19\u7684\u6aa2\u6e2c\u7b56\u7565<\/h2>\n<p>\u53ef\u7528\u6027\u6307\u6a19\u4e3b\u8981\u95dc\u6ce8\u6578\u64da\u5eab\u7684\u5728\u7dda\u72c0\u614b\u548c\u9023\u63a5\u6578\u91cf\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u9032\u884c\u6aa2\u6e2c\uff1a<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%8b%80%e6%85%8b%e6%aa%a2%e6%9f%a5-nULTDGSSJf\">\u6578\u64da\u5eab\u72c0\u614b\u6aa2\u67e5<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>SELECT name, state_desc \nFROM sys.databases;\n<\/code><\/pre>\n<h3 id=\"%e9%80%a3%e6%8e%a5%e6%95%b8%e9%87%8f%e7%9b%a3%e6%8e%a7-nULTDGSSJf\">\u9023\u63a5\u6578\u91cf\u76e3\u63a7<\/h3>\n<p>\u76e3\u63a7\u7576\u524d\u7684\u9023\u63a5\u6578\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT COUNT(*) AS CurrentConnections \nFROM sys.dm_exec_connections;\n<\/code><\/pre>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e6%80%a7%e6%8c%87%e6%a8%99%e7%9a%84%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5-nULTDGSSJf\">\u5b8c\u6574\u6027\u6307\u6a19\u7684\u6aa2\u6e2c\u7b56\u7565<\/h2>\n<p>\u5b8c\u6574\u6027\u6307\u6a19\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6aa2\u6e2c\u7b56\u7565\uff1a<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e4%b8%80%e8%87%b4%e6%80%a7%e6%aa%a2%e6%9f%a5-nULTDGSSJf\">\u6578\u64da\u4e00\u81f4\u6027\u6aa2\u67e5<\/h3>\n<p>\u4f7f\u7528DBCC CHECKDB\u547d\u4ee4\u4f86\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u4e00\u81f4\u6027\uff1a<\/p>\n<pre><code>DBCC CHECKDB('YourDatabaseName');\n<\/code><\/pre>\n<h3 id=\"%e7%b4%a2%e5%bc%95%e7%a2%8e%e7%89%87%e6%aa%a2%e6%9f%a5-nULTDGSSJf\">\u7d22\u5f15\u788e\u7247\u6aa2\u67e5<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5\u7d22\u5f15\u7684\u788e\u7247\u60c5\u6cc1\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT \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);\n<\/code><\/pre>\n<h2 id=\"%e5%ae%89%e5%85%a8%e6%80%a7%e6%8c%87%e6%a8%99%e7%9a%84%e6%aa%a2%e6%b8%ac%e7%ad%96%e7%95%a5-nULTDGSSJf\">\u5b89\u5168\u6027\u6307\u6a19\u7684\u6aa2\u6e2c\u7b56\u7565<\/h2>\n<p>\u5b89\u5168\u6027\u6307\u6a19\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u7528\u6236\u7684\u6b0a\u9650\u7ba1\u7406\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u9032\u884c\u6aa2\u6e2c\uff1a<\/p>\n<h3 id=\"%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90%e6%aa%a2%e6%9f%a5-nULTDGSSJf\">\u7528\u6236\u6b0a\u9650\u6aa2\u67e5<\/h3>\n<p>\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\u8a2d\u7f6e\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT \n    dp.name AS UserName, \n    dp.type_desc AS UserType, \n    p.permission_name AS Permission \nFROM sys.database_principals dp \nJOIN sys.database_permissions p ON dp.principal_id = p.grantee_principal_id;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-nULTDGSSJf\">\u7e3d\u7d50<\/h2>\n<p>MSSQL\u7684\u5065\u5eb7\u5ea6\u6307\u6a19\u6aa2\u6e2c\u7b56\u7565\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u904e\u5b9a\u671f\u76e3\u63a7\u6027\u80fd\u3001\u53ef\u7528\u6027\u3001\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\u6307\u6a19\uff0c\u4f01\u696d\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u4e26\u89e3\u6c7a\u6f5b\u5728\u554f\u984c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6574\u9ad4\u5065\u5eb7\u72c0\u614b\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u7a69\u5b9a\u6027\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\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u5065\u5eb7\u5ea6\u6307\u6a19\u6aa2\u6e2c\u7b56\u7565\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u78ba\u4fdd\u7cfb\u7d71\u904b\u884c\u9806\u66a2\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-65337","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65337","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=65337"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65337\/revisions"}],"predecessor-version":[{"id":65338,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65337\/revisions\/65338"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=65337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=65337"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=65337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}