{"id":136639,"date":"2024-10-31T11:35:24","date_gmt":"2024-10-31T03:35:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/136639\/"},"modified":"2024-10-31T11:35:24","modified_gmt":"2024-10-31T03:35:24","slug":"sql-server-2008%e6%96%b0%e5%a2%9e%e7%9a%84%e8%ae%8a%e6%9b%b4%e6%95%b8%e6%93%9a%e6%8d%95%e7%8d%b2%e5%92%8c%e6%9b%b4%e6%94%b9%e8%b7%9f%e8%b9%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/136639\/","title":{"rendered":"SQL Server 2008\u65b0\u589e\u7684\u8b8a\u66f4\u6578\u64da\u6355\u7372\u548c\u66f4\u6539\u8ddf\u8e64"},"content":{"rendered":"

SQL Server 2008\u65b0\u589e\u7684\u8b8a\u66f4\u6578\u64da\u6355\u7372\u548c\u66f4\u6539\u8ddf\u8e64<\/h1>\n

\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u8ffd\u8e64\u6578\u64da\u7684\u8b8a\u66f4\u662f\u4e00\u9805\u91cd\u8981\u7684\u4efb\u52d9\u3002\u96a8\u8457\u4f01\u696d\u5c0d\u6578\u64da\u7684\u4f9d\u8cf4\u7a0b\u5ea6\u4e0d\u65b7\u63d0\u9ad8\uff0cSQL Server 2008\u5f15\u5165\u4e86\u5169\u9805\u91cd\u8981\u529f\u80fd\uff1a\u8b8a\u66f4\u6578\u64da\u6355\u7372\uff08Change Data Capture, CDC\uff09\u548c\u66f4\u6539\u8ddf\u8e64\uff08Change Tracking\uff09\u3002\u9019\u5169\u9805\u529f\u80fd\u65e8\u5728\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u76e3\u63a7\u6578\u64da\u7684\u8b8a\u66f4\uff0c\u4e26\u63d0\u4f9b\u66f4\u9ad8\u7684\u9748\u6d3b\u6027\u548c\u6027\u80fd\u3002<\/p>\n

\u8b8a\u66f4\u6578\u64da\u6355\u7372\uff08CDC\uff09<\/h2>\n

\u8b8a\u66f4\u6578\u64da\u6355\u7372\u662f\u4e00\u7a2e\u7528\u65bc\u6355\u7372\u6578\u64da\u5eab\u8868\u4e2d\u8b8a\u66f4\u7684\u6280\u8853\u3002\u5b83\u80fd\u5920\u8a18\u9304\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u4e26\u5c07\u9019\u4e9b\u8b8a\u66f4\u5b58\u5132\u5728\u5c08\u9580\u7684\u8b8a\u66f4\u8868\u4e2d\u3002\u9019\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5730\u67e5\u8a62\u548c\u5206\u6790\u6578\u64da\u7684\u6b77\u53f2\u8b8a\u66f4\u3002<\/p>\n

CDC\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

CDC\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u65bcSQL Server\u7684\u65e5\u8a8c\u6a94\u6848\u3002\u7576\u555f\u7528CDC\u5f8c\uff0cSQL Server\u6703\u81ea\u52d5\u5275\u5efa\u4e00\u500b\u8207\u539f\u59cb\u8868\u7d50\u69cb\u76f8\u4f3c\u7684\u8b8a\u66f4\u8868\uff0c\u4e26\u5728\u8a72\u8868\u4e2d\u8a18\u9304\u6240\u6709\u7684\u8b8a\u66f4\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u67e5\u8a62\u9019\u4e9b\u8b8a\u66f4\u8868\u4f86\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\u3002<\/p>\n

-- \u555f\u7528CDC\nEXEC sys.sp_cdc_enable_table\n    @source_schema = N'dbo',\n    @source_name = N'YourTable',\n    @role_name = NULL;\n<\/code><\/pre>\n
\u4e0a\u8ff0\u4ee3\u78bc\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728\u540d\u70ba\u201cYourTable\u201d\u7684\u8868\u4e0a\u555f\u7528CDC\u3002\u555f\u7528\u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u7d22\u8b8a\u66f4\u6578\u64da\uff1a<\/p>\n
SELECT *\nFROM cdc.fn_cdc_get_all_changes_dbo_YourTable\n    (@from_lsn, @to_lsn, N'all');\n<\/code><\/pre>\n
\u66f4\u6539\u8ddf\u8e64\uff08Change Tracking\uff09<\/h2>\n
\u66f4\u6539\u8ddf\u8e64\u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u6578\u64da\u8b8a\u66f4\u76e3\u63a7\u6280\u8853\uff0c\u4e3b\u8981\u7528\u65bc\u8b58\u5225\u6578\u64da\u7684\u8b8a\u66f4\uff0c\u800c\u4e0d\u6703\u8a18\u9304\u5177\u9ad4\u7684\u8b8a\u66f4\u5167\u5bb9\u3002\u9019\u5c0d\u65bc\u9700\u8981\u540c\u6b65\u6578\u64da\u7684\u61c9\u7528\u7a0b\u5e8f\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u4eba\u54e1\u5feb\u901f\u6aa2\u6e2c\u5230\u54ea\u4e9b\u884c\u5df2\u7d93\u767c\u751f\u8b8a\u66f4\u3002<\/p>\n
\u66f4\u6539\u8ddf\u8e64\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n
\u555f\u7528\u66f4\u6539\u8ddf\u8e64\u5f8c\uff0cSQL Server\u6703\u5728\u6bcf\u500b\u8868\u4e2d\u6dfb\u52a0\u4e00\u500b\u96b1\u85cf\u7684\u7248\u672c\u865f\uff0c\u4e26\u5728\u6578\u64da\u767c\u751f\u8b8a\u66f4\u6642\u66f4\u65b0\u8a72\u7248\u672c\u865f\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u67e5\u8a62\u4f86\u6aa2\u67e5\u7279\u5b9a\u884c\u7684\u8b8a\u66f4\u72c0\u614b\u3002<\/p>\n
-- \u555f\u7528\u66f4\u6539\u8ddf\u8e64\nALTER DATABASE YourDatabase\nSET CHANGE_TRACKING = ON\n    (CHANGE_RETENTION = 2 DAYS, AUTO_CLEANUP = ON);\n\nALTER TABLE dbo.YourTable\nENABLE CHANGE_TRACKING\n    WITH (TRACK_COLUMNS_UPDATED = ON);\n<\/code><\/pre>\n
\u7528\u6236\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u67d0\u884c\u7684\u8b8a\u66f4\u72c0\u614b\uff1a<\/p>\n
SELECT *\nFROM CHANGETABLE(CHANGES dbo.YourTable, @last_sync_version) AS CT;\n<\/code><\/pre>\n
CDC\u8207\u66f4\u6539\u8ddf\u8e64\u7684\u6bd4\u8f03<\/h2>\n
\u96d6\u7136CDC\u548c\u66f4\u6539\u8ddf\u8e64\u90fd\u65e8\u5728\u8ffd\u8e64\u6578\u64da\u7684\u8b8a\u66f4\uff0c\u4f46\u5b83\u5011\u7684\u4f7f\u7528\u5834\u666f\u548c\u529f\u80fd\u6709\u6240\u4e0d\u540c\u3002CDC\u9069\u5408\u9700\u8981\u8a73\u7d30\u8b8a\u66f4\u6b77\u53f2\u7684\u61c9\u7528\uff0c\u800c\u66f4\u6539\u8ddf\u8e64\u5247\u9069\u5408\u9700\u8981\u5feb\u901f\u6aa2\u6e2c\u8b8a\u66f4\u7684\u5834\u666f\u3002\u9078\u64c7\u54ea\u4e00\u7a2e\u6280\u8853\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u696d\u52d9\u9700\u6c42\u548c\u6027\u80fd\u8003\u91cf\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
SQL Server 2008\u7684\u8b8a\u66f4\u6578\u64da\u6355\u7372\u548c\u66f4\u6539\u8ddf\u8e64\u529f\u80fd\u70ba\u6578\u64da\u5eab\u7ba1\u7406\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u9019\u4e9b\u529f\u80fd\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u8ffd\u6eaf\u6027\uff0c\u9084\u7c21\u5316\u4e86\u6578\u64da\u540c\u6b65\u548c\u5206\u6790\u7684\u904e\u7a0b\u3002\u96a8\u8457\u4f01\u696d\u5c0d\u6578\u64da\u9700\u6c42\u7684\u589e\u52a0\uff0c\u9019\u4e9b\u6280\u8853\u5c07\u5728\u672a\u4f86\u7684\u6578\u64da\u7ba1\u7406\u4e2d\u767c\u63ee\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dcVPS<\/a><\/code>\u548c\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3SQL Server 2008\u4e2d\u7684\u8b8a\u66f4\u6578\u64da\u6355\u7372\u548c\u66f4\u6539\u8ddf\u8e64\u529f\u80fd\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u8b8a\u66f4\u76e3\u63a7\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-136639","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136639","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=136639"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136639\/revisions"}],"predecessor-version":[{"id":136640,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136639\/revisions\/136640"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=136639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=136639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=136639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}