{"id":66251,"date":"2024-10-14T15:50:19","date_gmt":"2024-10-14T07:50:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66251\/"},"modified":"2024-10-14T15:50:19","modified_gmt":"2024-10-14T07:50:19","slug":"mssql%e7%b5%b1%e8%a8%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%8c%e6%95%b8%e6%8f%ad%e7%a7%98%ef%bc%88mssql%e7%b5%b1%e8%a8%88%e8%a1%8c%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66251\/","title":{"rendered":"MSSQL\u7d71\u8a08\u6578\u64da\u5eab\u884c\u6578\u63ed\u79d8\uff08mssql\u7d71\u8a08\u884c\u6578\uff09"},"content":{"rendered":"<h1 id=\"mssql%e7%b5%b1%e8%a8%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%8c%e6%95%b8%e6%8f%ad%e7%a7%98%ef%bc%88mssql%e7%b5%b1%e8%a8%88%e8%a1%8c%e6%95%b8%ef%bc%89-ekAscHAzSD\">MSSQL\u7d71\u8a08\u6578\u64da\u5eab\u884c\u6578\u63ed\u79d8\uff08mssql\u7d71\u8a08\u884c\u6578\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u4e86\u89e3\u6578\u64da\u8868\u7684\u884c\u6578\u5c0d\u65bc\u6027\u80fd\u512a\u5316\u548c\u8cc7\u6e90\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002Microsoft SQL Server\uff08MSSQL\uff09\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u7372\u53d6\u6578\u64da\u5eab\u4e2d\u8868\u7684\u884c\u6578\u7d71\u8a08\u4fe1\u606f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728MSSQL\u4e2d\u7372\u53d6\u9019\u4e9b\u7d71\u8a08\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e8%a1%8c%e6%95%b8%e7%b5%b1%e8%a8%88%e9%87%8d%e8%a6%81%ef%bc%9f-ekAscHAzSD\">\u70ba\u4ec0\u9ebc\u884c\u6578\u7d71\u8a08\u91cd\u8981\uff1f<\/h2>\n<p>\u884c\u6578\u7d71\u8a08\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u8005\u548c\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u5177\u6709\u591a\u65b9\u9762\u7684\u610f\u7fa9\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u4e86\u89e3\u8868\u7684\u884c\u6578\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u6027\u80fd\u74f6\u9838\uff0c\u7279\u5225\u662f\u5728\u67e5\u8a62\u512a\u5316\u548c\u7d22\u5f15\u8a2d\u8a08\u65b9\u9762\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7ba1\u7406\uff1a<\/strong>\u884c\u6578\u7684\u8b8a\u5316\u53ef\u4ee5\u5f71\u97ff\u5b58\u5132\u9700\u6c42\u548c\u5099\u4efd\u7b56\u7565\uff0c\u53ca\u6642\u638c\u63e1\u9019\u4e9b\u4fe1\u606f\u6709\u52a9\u65bc\u66f4\u597d\u5730\u7ba1\u7406\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u6578\u64da\u5206\u6790\uff1a<\/strong>\u5728\u9032\u884c\u6578\u64da\u5206\u6790\u6642\uff0c\u884c\u6578\u7d71\u8a08\u53ef\u4ee5\u5e6b\u52a9\u8a55\u4f30\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%8d%b2%e5%8f%96%e8%a1%8c%e6%95%b8%e7%b5%b1%e8%a8%88%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%96%b9%e6%b3%95-ekAscHAzSD\">\u7372\u53d6\u884c\u6578\u7d71\u8a08\u7684\u57fa\u672c\u65b9\u6cd5<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u6709\u5e7e\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u7372\u53d6\u8868\u7684\u884c\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8count%e5%87%bd%e6%95%b8-ekAscHAzSD\">1. \u4f7f\u7528COUNT\u51fd\u6578<\/h3>\n<p>\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528SQL\u7684COUNT\u51fd\u6578\u3002\u9019\u7a2e\u65b9\u6cd5\u9069\u7528\u65bc\u5c0f\u578b\u8868\uff0c\u56e0\u70ba\u5b83\u6703\u6383\u63cf\u6574\u500b\u8868\u4f86\u8a08\u7b97\u884c\u6578\uff1a<\/p>\n<pre><code>SELECT COUNT(*) AS \u884c\u6578 FROM \u8868\u540d;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cCustomers\u201d\u7684\u8868\uff0c\u53ef\u4ee5\u9019\u6a23\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT COUNT(*) AS \u884c\u6578 FROM Customers;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8sys-dm_db_partition_stats%e8%a6%96%e5%9c%96-ekAscHAzSD\">2. \u4f7f\u7528sys.dm_db_partition_stats\u8996\u5716<\/h3>\n<p>\u5c0d\u65bc\u5927\u578b\u8868\uff0c\u4f7f\u7528\u7cfb\u7d71\u8996\u5716\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u7372\u53d6\u884c\u6578\u3002\u4ee5\u4e0b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u8868\u7684\u884c\u6578\uff1a<\/p>\n<pre><code>SELECT \n    OBJECT_NAME(object_id) AS \u8868\u540d, \n    SUM(row_count) AS \u884c\u6578 \nFROM \n    sys.dm_db_partition_stats \nWHERE \n    index_id IN (0, 1) \nGROUP BY \n    object_id;<\/code><\/pre>\n<p>\u9019\u88e1\uff0cindex_id\u70ba0\u8868\u793a\u5806\u8868\uff0c1\u8868\u793a\u805a\u96c6\u7d22\u5f15\u3002\u9019\u6a23\u7684\u67e5\u8a62\u80fd\u5920\u5feb\u901f\u7372\u53d6\u884c\u6578\uff0c\u800c\u4e0d\u9700\u8981\u6383\u63cf\u6574\u500b\u8868\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8sp_spaceused%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-ekAscHAzSD\">3. \u4f7f\u7528sp_spaceused\u5b58\u5132\u904e\u7a0b<\/h3>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528\u7cfb\u7d71\u5b58\u5132\u904e\u7a0bsp_spaceused\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u8868\u7684\u884c\u6578\u548c\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>EXEC sp_spaceused '\u8868\u540d';<\/code><\/pre>\n<p>\u9019\u500b\u5b58\u5132\u904e\u7a0b\u6703\u8fd4\u56de\u8868\u7684\u884c\u6578\u3001\u4fdd\u7559\u7a7a\u9593\u548c\u4f7f\u7528\u7a7a\u9593\u7b49\u4fe1\u606f\uff0c\u5c0d\u65bc\u8cc7\u6e90\u7ba1\u7406\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2 id=\"%e8%a1%8c%e6%95%b8%e7%b5%b1%e8%a8%88%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ekAscHAzSD\">\u884c\u6578\u7d71\u8a08\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u7372\u53d6\u884c\u6578\u7d71\u8a08\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u5c0d\u65bc\u5927\u578b\u8868\uff0c\u4f7f\u7528COUNT(*)\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u6b64\u5efa\u8b70\u4f7f\u7528sys.dm_db_partition_stats\u7b49\u7cfb\u7d71\u8996\u5716\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e2d\uff0c\u884c\u6578\u53ef\u80fd\u6703\u96a8\u6642\u8b8a\u5316\uff0c\u56e0\u6b64\u7372\u53d6\u7684\u884c\u6578\u50c5\u4ee3\u8868\u67e5\u8a62\u6642\u7684\u5feb\u7167\u3002<\/li>\n<li><strong>\u7d22\u5f15\u5f71\u97ff\uff1a<\/strong>\u884c\u6578\u7d71\u8a08\u53ef\u80fd\u6703\u53d7\u5230\u7d22\u5f15\u7684\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u805a\u96c6\u7d22\u5f15\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ekAscHAzSD\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3MSSQL\u4e2d\u7684\u884c\u6578\u7d71\u8a08\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528COUNT\u51fd\u6578\u3001sys.dm_db_partition_stats\u8996\u5716\u548csp_spaceused\u5b58\u5132\u904e\u7a0b\uff0c\u7ba1\u7406\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7372\u53d6\u6240\u9700\u7684\u884c\u6578\u4fe1\u606f\u3002\u9019\u4e9b\u7d71\u8a08\u6578\u64da\u4e0d\u50c5\u6709\u52a9\u65bc\u6027\u80fd\u512a\u5316\uff0c\u9084\u80fd\u5e6b\u52a9\u9032\u884c\u8cc7\u6e90\u7ba1\u7406\u548c\u6578\u64da\u5206\u6790\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u7d71\u8a08\u6578\u64da\u5eab\u884c\u6578\u7684\u79d8\u5bc6\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u67e5\u8a62\u548c\u5206\u6790\u6578\u64da\u884c\u6578\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\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-66251","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66251","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=66251"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66251\/revisions"}],"predecessor-version":[{"id":66252,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66251\/revisions\/66252"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}