{"id":187040,"date":"2024-11-11T10:57:22","date_gmt":"2024-11-11T02:57:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187040\/"},"modified":"2024-11-11T10:57:23","modified_gmt":"2024-11-11T02:57:23","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a6%82%e4%bd%95%e6%9c%89%e6%95%88%e5%9c%b0%e7%ae%a1%e7%90%86mssql%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%88%e6%80%8e%e6%a8%a3%e7%ae%a1%e7%90%86mssql%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187040\/","title":{"rendered":"\u6578\u64da\u5eab\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406MSSQL\u6578\u64da\u5eab\uff08\u600e\u6a23\u7ba1\u7406mssql\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a6%82%e4%bd%95%e6%9c%89%e6%95%88%e5%9c%b0%e7%ae%a1%e7%90%86mssql%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%88%e6%80%8e%e6%a8%a3%e7%ae%a1%e7%90%86mssql%ef%bc%89-eaRrhfgIRV\">\u6578\u64da\u5eab\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406MSSQL\u6578\u64da\u5eab\uff08\u600e\u6a23\u7ba1\u7406mssql\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u74b0\u5883\u4e2d\u3002\u6709\u6548\u5730\u7ba1\u7406MSSQL\u6578\u64da\u5eab\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u7528\u6027\u548c\u5b89\u5168\u6027\uff0c\u9084\u80fd\u589e\u5f37\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6709\u6548\u7684MSSQL\u6578\u64da\u5eab\u7ba1\u7406\u7b56\u7565\u3002<\/p>\n<h2 id=\"1-%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd%e6%95%b8%e6%93%9a-eaRrhfgIRV\">1. \u5b9a\u671f\u5099\u4efd\u6578\u64da<\/h2>\n<p>\u6578\u64da\u4e1f\u5931\u53ef\u80fd\u6703\u5c0d\u696d\u52d9\u9020\u6210\u56b4\u91cd\u5f71\u97ff\uff0c\u56e0\u6b64\u5b9a\u671f\u5099\u4efd\u662f\u7ba1\u7406MSSQL\u6578\u64da\u5eab\u7684\u9996\u8981\u4efb\u52d9\u3002MSSQL\u63d0\u4f9b\u4e86\u591a\u7a2e\u5099\u4efd\u9078\u9805\uff0c\u5305\u62ec\u5b8c\u6574\u5099\u4efd\u3001\u5dee\u7570\u5099\u4efd\u548c\u65e5\u8a8c\u5099\u4efd\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u9032\u884c\u5b8c\u6574\u5099\u4efd\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>BACKUP DATABASE [YourDatabaseName] \nTO DISK = 'C:BackupYourDatabaseName.bak' \nWITH FORMAT, INIT, SKIP, NOREWIND, NOUNLOAD, STATS = 10;<\/code><\/pre>\n<p>\u901a\u904e\u5b9a\u671f\u5099\u4efd\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u5728\u6578\u64da\u640d\u58de\u6216\u4e1f\u5931\u7684\u60c5\u6cc1\u4e0b\uff0c\u80fd\u5920\u8fc5\u901f\u6062\u5fa9\u6578\u64da\u3002<\/p>\n<h2 id=\"2-%e7%9b%a3%e6%8e%a7%e6%80%a7%e8%83%bd-eaRrhfgIRV\">2. \u76e3\u63a7\u6027\u80fd<\/h2>\n<p>\u6027\u80fd\u76e3\u63a7\u662f\u78ba\u4fddMSSQL\u6578\u64da\u5eab\u9ad8\u6548\u904b\u884c\u7684\u95dc\u9375\u3002\u4f7f\u7528SQL Server Management Studio\uff08SSMS\uff09\u4e2d\u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff0c\u60a8\u53ef\u4ee5\u8ddf\u8e2a\u67e5\u8a62\u6027\u80fd\u3001CPU\u4f7f\u7528\u7387\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6027\u80fd\u76e3\u63a7\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT TOP 10 \n    total_worker_time\/1000 AS CPU_Time_ms, \n    execution_count, \n    total_worker_time, \n    total_elapsed_time\/1000 AS Total_Elapsed_Time_ms, \n    (total_worker_time \/ execution_count) AS Avg_CPU_Time_ms, \n    (total_elapsed_time \/ execution_count) AS Avg_Elapsed_Time_ms, \n    SUBSTRING(text, (statement_start_offset\/2)+1, \n    ((CASE statement_end_offset \n        WHEN -1 THEN DATALENGTH(text) \n        ELSE statement_end_offset END \n        - statement_start_offset)\/2) + 1) AS statement_text \nFROM sys.dm_exec_query_stats AS qs \nCROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) \nORDER BY total_worker_time DESC;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u986f\u793a\u57f7\u884c\u6642\u9593\u6700\u9577\u7684\u524d\u5341\u500b\u67e5\u8a62\uff0c\u5e6b\u52a9\u60a8\u8b58\u5225\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<h2 id=\"3-%e5%84%aa%e5%8c%96%e7%b4%a2%e5%bc%95-eaRrhfgIRV\">3. \u512a\u5316\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b9a\u671f\u6aa2\u67e5\u548c\u512a\u5316\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u901f\u5ea6\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u627e\u672a\u4f7f\u7528\u7684\u7d22\u5f15\uff1a<\/p>\n<pre><code>SELECT \n    OBJECT_NAME(i.object_id) AS TableName, \n    i.name AS IndexName \nFROM sys.indexes AS i \nLEFT JOIN sys.dm_db_index_usage_stats AS s \nON i.object_id = s.object_id AND i.index_id = s.index_id \nWHERE s.object_id IS NULL;<\/code><\/pre>\n<p>\u901a\u904e\u522a\u9664\u672a\u4f7f\u7528\u7684\u7d22\u5f15\uff0c\u60a8\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u5b58\u5132\u9700\u6c42\u4e26\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"4-%e5%af%a6%e6%96%bd%e5%ae%89%e5%85%a8%e6%8e%aa%e6%96%bd-eaRrhfgIRV\">4. \u5be6\u65bd\u5b89\u5168\u63aa\u65bd<\/h2>\n<p>\u6578\u64da\u5b89\u5168\u662f\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u5ffd\u8996\u7684\u4e00\u90e8\u5206\u3002\u78ba\u4fddMSSQL\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\u4f86\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u5f37\u5bc6\u78bc\u548c\u5b9a\u671f\u66f4\u6539\u5bc6\u78bc\u3002<\/li>\n<li>\u9650\u5236\u7528\u6236\u8a2a\u554f\u6b0a\u9650\uff0c\u50c5\u6388\u4e88\u5fc5\u8981\u7684\u6b0a\u9650\u3002<\/li>\n<li>\u555f\u7528\u6578\u64da\u52a0\u5bc6\uff0c\u4fdd\u8b77\u654f\u611f\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e5%ae%9a%e6%9c%9f%e6%9b%b4%e6%96%b0%e5%92%8c%e7%b6%ad%e8%ad%b7-eaRrhfgIRV\">5. \u5b9a\u671f\u66f4\u65b0\u548c\u7dad\u8b77<\/h2>\n<p>\u4fdd\u6301MSSQL\u6578\u64da\u5eab\u7684\u6700\u65b0\u72c0\u614b\u662f\u78ba\u4fdd\u5176\u5b89\u5168\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u3002\u5b9a\u671f\u5b89\u88dd\u66f4\u65b0\u548c\u4fee\u88dc\u7a0b\u5e8f\uff0c\u4e26\u9032\u884c\u6578\u64da\u5eab\u7684\u7dad\u8b77\u64cd\u4f5c\uff0c\u5982\u91cd\u5efa\u7d22\u5f15\u548c\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4fdd\u6301\u6578\u64da\u5eab\u7684\u5065\u5eb7\u72c0\u614b\u3002<\/p>\n<pre><code>EXEC sp_updatestats;<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684\u7d71\u8a08\u4fe1\u606f\uff0c\u5e6b\u52a9\u67e5\u8a62\u512a\u5316\u5668\u505a\u51fa\u66f4\u597d\u7684\u6c7a\u7b56\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-eaRrhfgIRV\">\u7e3d\u7d50<\/h2>\n<p>\u6709\u6548\u5730\u7ba1\u7406MSSQL\u6578\u64da\u5eab\u9700\u8981\u5b9a\u671f\u5099\u4efd\u3001\u6027\u80fd\u76e3\u63a7\u3001\u7d22\u5f15\u512a\u5316\u3001\u5b89\u5168\u63aa\u65bd\u4ee5\u53ca\u5b9a\u671f\u66f4\u65b0\u548c\u7dad\u8b77\u3002\u9019\u4e9b\u7b56\u7565\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u900f\u904e\u5c08\u696d\u7684\u6578\u64da\u5eab\u7ba1\u7406\uff0c\u4f01\u696d\u80fd\u5920\u66f4\u597d\u5730\u5229\u7528\u5176\u6578\u64da\u8cc7\u6e90\uff0c\u63a8\u52d5\u696d\u52d9\u589e\u9577\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u7ba1\u7406MSSQL\u6578\u64da\u5eab\uff0c\u5305\u62ec\u6700\u4f73\u5be6\u8e10\u3001\u6027\u80fd\u512a\u5316\u548c\u6578\u64da\u5b89\u5168\u7b56\u7565\uff0c\u63d0\u5347\u6578\u64da\u5eab\u904b\u884c\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-187040","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187040","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=187040"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187040\/revisions"}],"predecessor-version":[{"id":187041,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187040\/revisions\/187041"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187040"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187040"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}