{"id":135129,"date":"2024-10-31T08:05:32","date_gmt":"2024-10-31T00:05:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/135129\/"},"modified":"2024-10-31T08:05:33","modified_gmt":"2024-10-31T00:05:33","slug":"sql-2023%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%ae%a1%e7%90%86%e5%92%8c%e7%b6%ad%e8%ad%b7%e6%8a%80%e5%b7%a7%ef%bc%88sql2023%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/135129\/","title":{"rendered":"SQL 2023\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u6280\u5de7\uff08sql2023\u6578\u64da\u5eab\uff09"},"content":{"rendered":"

SQL 2023\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u6280\u5de7<\/h1>\n

\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u626e\u6f14\u8457\u95dc\u9375\u89d2\u8272\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u57282023\u5e74\u6709\u6548\u7684SQL\u6578\u64da\u5eab\u7ba1\u7406\u548c\u7dad\u8b77\u6280\u5de7\uff0c\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\uff08DBA\uff09\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n

1. \u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab<\/h2>\n

\u6578\u64da\u4e1f\u5931\u53ef\u80fd\u6703\u5c0d\u4f01\u696d\u9020\u6210\u91cd\u5927\u640d\u5931\uff0c\u56e0\u6b64\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4f7f\u7528SQL\u7684\u5099\u4efd\u547d\u4ee4\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u9019\u4e00\u9ede\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4f7f\u7528T-SQL\u9032\u884c\u5b8c\u6574\u5099\u4efd\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n

BACKUP DATABASE [YourDatabaseName] \nTO DISK = 'C:BackupYourDatabaseName.bak'<\/code><\/pre>\n
\u5efa\u8b70\u8a2d\u7f6e\u81ea\u52d5\u5099\u4efd\u8a08\u5283\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n
2. \u512a\u5316\u67e5\u8a62\u6027\u80fd<\/h2>\n
\u67e5\u8a62\u6027\u80fd\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u6574\u9ad4\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002\u4f7f\u7528\u57f7\u884c\u8a08\u5283\u4f86\u5206\u6790\u67e5\u8a62\u7684\u6027\u80fd\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u512a\u5316\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff1a<\/p>\n
SET SHOWPLAN_ALL ON;\nGO\nSELECT * FROM YourTable WHERE YourCondition;<\/code><\/pre>\n
\u6b64\u5916\uff0c\u78ba\u4fdd\u9069\u7576\u4f7f\u7528\u7d22\u5f15\uff0c\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u4f46\u904e\u591a\u7684\u7d22\u5f15\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u6b64\u9700\u8981\u5e73\u8861\u4f7f\u7528\u3002<\/p>\n
3. \u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd<\/h2>\n
\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\u662f\u78ba\u4fdd\u5176\u6b63\u5e38\u904b\u884c\u7684\u95dc\u9375\u3002\u53ef\u4ee5\u4f7f\u7528SQL Server\u7684\u52d5\u614b\u7ba1\u7406\u8996\u5716\uff08DMVs\uff09\u4f86\u7372\u53d6\u6709\u95dc\u6578\u64da\u5eab\u6027\u80fd\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u67e5\u8a62\u53ef\u4ee5\u5e6b\u52a9\u60a8\u67e5\u770b\u7576\u524d\u7684\u6d3b\u52d5\u6703\u8a71\uff1a<\/p>\n
SELECT * FROM sys.dm_exec_sessions WHERE is_user_process = 1;<\/code><\/pre>\n
\u901a\u904e\u76e3\u63a7CPU\u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u548c\u78c1\u789fI\/O\u7b49\u6307\u6a19\uff0c\u60a8\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u7684\u6027\u80fd\u554f\u984c\u3002<\/p>\n
4. \u78ba\u4fdd\u6578\u64da\u5eab\u5b89\u5168\u6027<\/h2>\n
\u6578\u64da\u5eab\u5b89\u5168\u6027\u662f\u7ba1\u7406\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u65b9\u9762\u3002\u78ba\u4fdd\u4f7f\u7528\u5f37\u5bc6\u78bc\u548c\u9069\u7576\u7684\u7528\u6236\u6b0a\u9650\u4f86\u4fdd\u8b77\u6578\u64da\u5eab\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\uff1a<\/p>\n
SELECT * FROM sys.database_permissions WHERE grantee_principal_id = USER_ID('YourUserName');<\/code><\/pre>\n
\u6b64\u5916\uff0c\u5b9a\u671f\u66f4\u65b0\u6578\u64da\u5eab\u7cfb\u7d71\u548c\u61c9\u7528\u7a0b\u5e8f\uff0c\u4ee5\u9632\u6b62\u6f5b\u5728\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n
5. \u5b9a\u671f\u6e05\u7406\u6578\u64da<\/h2>\n
\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u6578\u64da\u5eab\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6216\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528DELETE\u8a9e\u53e5\u4f86\u522a\u9664\u4e0d\u9700\u8981\u7684\u6578\u64da\uff0c\u4f8b\u5982\uff1a<\/p>\n
DELETE FROM YourTable WHERE YourCondition;<\/code><\/pre>\n
\u6b64\u5916\uff0c\u8003\u616e\u4f7f\u7528\u5206\u5340\u8868\u4f86\u7ba1\u7406\u5927\u91cf\u6578\u64da\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u4e26\u7c21\u5316\u6578\u64da\u7ba1\u7406\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u57282023\u5e74\uff0cSQL\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u9700\u8981\u7d50\u5408\u591a\u7a2e\u6280\u5de7\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002\u5b9a\u671f\u5099\u4efd\u3001\u512a\u5316\u67e5\u8a62\u3001\u76e3\u63a7\u6027\u80fd\u3001\u78ba\u4fdd\u5b89\u5168\u6027\u4ee5\u53ca\u5b9a\u671f\u6e05\u7406\u6578\u64da\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u6b65\u9a5f\u3002\u901a\u904e\u9019\u4e9b\u65b9\u6cd5\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u7dad\u8b77SQL\u6578\u64da\u5eab\uff0c\u5f9e\u800c\u652f\u6301\u696d\u52d9\u7684\u6301\u7e8c\u589e\u9577\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u638c\u63e1SQL 2023\u6578\u64da\u5eab\u7684\u7ba1\u7406\u8207\u7dad\u8b77\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u7a69\u5b9a\u6027\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-135129","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135129","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=135129"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135129\/revisions"}],"predecessor-version":[{"id":135130,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135129\/revisions\/135130"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=135129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=135129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=135129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}