{"id":164079,"date":"2024-11-05T04:51:25","date_gmt":"2024-11-04T20:51:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164079\/"},"modified":"2024-11-05T04:51:26","modified_gmt":"2024-11-04T20:51:26","slug":"%e8%a7%a3%e6%9e%90sql-server-2008-%e7%9a%84%e7%b2%be%e5%a6%99%e4%b9%8b%e8%99%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164079\/","title":{"rendered":"\u89e3\u6790SQL Server 2008 \u7684\u7cbe\u5999\u4e4b\u8655"},"content":{"rendered":"

\u89e3\u6790SQL Server 2008 \u7684\u7cbe\u5999\u4e4b\u8655<\/h1>\n

SQL Server 2008 \u662f\u5fae\u8edf\u63a8\u51fa\u7684\u4e00\u6b3e\u95dc\u9375\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5b83\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\uff0c\u9084\u5f15\u5165\u4e86\u591a\u9805\u65b0\u7279\u6027\uff0c\u4f7f\u5f97\u6578\u64da\u7ba1\u7406\u66f4\u52a0\u9ad8\u6548\u548c\u9748\u6d3b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e SQL Server 2008 \u7684\u4e00\u4e9b\u7cbe\u5999\u4e4b\u8655\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u529f\u80fd\u548c\u512a\u52e2\u3002<\/p>\n

1. \u6539\u9032\u7684\u6578\u64da\u985e\u578b<\/h2>\n

SQL Server 2008 \u5f15\u5165\u4e86\u591a\u7a2e\u65b0\u7684\u6578\u64da\u985e\u578b\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u8655\u7406\u5927\u578b\u6587\u672c\u548c\u4e8c\u9032\u5236\u6578\u64da\u7684\u9700\u6c42\u3002\u4f8b\u5982\uff0cVARCHAR(MAX)<\/code> \u548c VARBINARY(MAX)<\/code> \u5141\u8a31\u7528\u6236\u5b58\u5132\u66f4\u5927\u7684\u6578\u64da\u91cf\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6587\u672c\u6216\u5716\u50cf\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\u5c24\u70ba\u91cd\u8981\u3002\u6b64\u5916\uff0cDATE<\/code> \u548c TIME<\/code> \u6578\u64da\u985e\u578b\u7684\u5f15\u5165\uff0c\u4f7f\u5f97\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u66f4\u52a0\u7cbe\u78ba\uff0c\u6e1b\u5c11\u4e86\u4f7f\u7528 DATETIME<\/code> \u6642\u7684\u6df7\u6dc6\u3002<\/p>\n

2. \u6539\u9032\u7684\u67e5\u8a62\u6027\u80fd<\/h2>\n

SQL Server 2008 \u5728\u67e5\u8a62\u6027\u80fd\u65b9\u9762\u4e5f\u505a\u51fa\u4e86\u986f\u8457\u7684\u6539\u9032\u3002\u5176\u5f15\u5165\u7684 MERGE<\/code> \u8a9e\u53e5\u5141\u8a31\u7528\u6236\u5728\u55ae\u4e00\u64cd\u4f5c\u4e2d\u57f7\u884c\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u9019\u4e0d\u50c5\u7c21\u5316\u4e86 SQL \u8a9e\u53e5\u7684\u7de8\u5beb\uff0c\u9084\u63d0\u9ad8\u4e86\u57f7\u884c\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 MERGE<\/code> \u8a9e\u53e5\u793a\u4f8b\uff1a<\/p>\n

MERGE INTO TargetTable AS target\nUSING SourceTable AS source\nON target.ID = source.ID\nWHEN MATCHED THEN\n    UPDATE SET target.Column1 = source.Column1\nWHEN NOT MATCHED THEN\n    INSERT (ID, Column1) VALUES (source.ID, source.Column1);\n<\/code><\/pre>\n
3. \u7a7a\u9593\u6578\u64da\u652f\u6301<\/h2>\n
\u96a8\u8457\u5730\u7406\u4fe1\u606f\u7cfb\u7d71\uff08GIS\uff09\u6280\u8853\u7684\u767c\u5c55\uff0cSQL Server 2008 \u5f15\u5165\u4e86\u5c0d\u7a7a\u9593\u6578\u64da\u7684\u652f\u6301\u3002\u7528\u6236\u53ef\u4ee5\u4f7f\u7528 GEOMETRY<\/code> \u548c GEOGRAPHY<\/code> \u6578\u64da\u985e\u578b\u4f86\u5b58\u5132\u548c\u67e5\u8a62\u5730\u7406\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5730\u7406\u4f4d\u7f6e\u5206\u6790\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e9b\u6578\u64da\u985e\u578b\u652f\u6301\u591a\u7a2e\u7a7a\u9593\u64cd\u4f5c\uff0c\u5982\u8ddd\u96e2\u8a08\u7b97\u548c\u7a7a\u9593\u95dc\u4fc2\u67e5\u8a62\uff0c\u6975\u5927\u5730\u64f4\u5c55\u4e86 SQL Server \u7684\u61c9\u7528\u7bc4\u570d\u3002<\/p>\n
4. \u6539\u9032\u7684\u5b89\u5168\u6027<\/h2>\n
\u5b89\u5168\u6027\u4e00\u76f4\u662f\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u8003\u91cf\u3002SQL Server 2008 \u5f15\u5165\u4e86\u884c\u7d1a\u5b89\u5168\u6027\uff08Row-Level Security\uff09\u548c\u900f\u660e\u6578\u64da\u52a0\u5bc6\uff08Transparent Data Encryption, TDE\uff09\u7b49\u65b0\u7279\u6027\uff0c\u9019\u4e9b\u529f\u80fd\u4f7f\u5f97\u6578\u64da\u7684\u4fdd\u8b77\u66f4\u52a0\u5168\u9762\u3002\u884c\u7d1a\u5b89\u5168\u6027\u5141\u8a31\u7528\u6236\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u9650\u5236\u5c0d\u67d0\u4e9b\u884c\u7684\u8a2a\u554f\uff0c\u800c TDE \u5247\u80fd\u5920\u5728\u6578\u64da\u5eab\u5c64\u9762\u4e0a\u52a0\u5bc6\u6578\u64da\uff0c\u4fdd\u8b77\u6578\u64da\u4e0d\u88ab\u672a\u6388\u6b0a\u8a2a\u554f\u3002<\/p>\n
5. \u6578\u64da\u58d3\u7e2e\u6280\u8853<\/h2>\n
SQL Server 2008 \u9084\u5f15\u5165\u4e86\u6578\u64da\u58d3\u7e2e\u6280\u8853\uff0c\u9019\u5c0d\u65bc\u6e1b\u5c11\u5b58\u5132\u7a7a\u9593\u548c\u63d0\u9ad8 I\/O \u6027\u80fd\u6709\u8457\u986f\u8457\u7684\u5f71\u97ff\u3002\u7528\u6236\u53ef\u4ee5\u9078\u64c7\u5c0d\u8868\u548c\u7d22\u5f15\u9032\u884c\u58d3\u7e2e\uff0c\u5f9e\u800c\u6e1b\u5c11\u78c1\u789f\u7a7a\u9593\u7684\u4f7f\u7528\uff0c\u4e26\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u9019\u5c0d\u65bc\u5927\u578b\u6578\u64da\u5eab\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u6709\u6548\u964d\u4f4e\u5b58\u5132\u6210\u672c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u7e3d\u7684\u4f86\u8aaa\uff0cSQL Server 2008 \u4ee5\u5176\u591a\u6a23\u5316\u7684\u6578\u64da\u985e\u578b\u3001\u6539\u9032\u7684\u67e5\u8a62\u6027\u80fd\u3001\u7a7a\u9593\u6578\u64da\u652f\u6301\u3001\u589e\u5f37\u7684\u5b89\u5168\u6027\u4ee5\u53ca\u6578\u64da\u58d3\u7e2e\u6280\u8853\uff0c\u70ba\u7528\u6236\u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u800c\u9748\u6d3b\u7684\u6578\u64da\u5eab\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u3002\u9019\u4e9b\u7279\u6027\u4e0d\u50c5\u63d0\u5347\u4e86\u6578\u64da\u8655\u7406\u7684\u6548\u7387\uff0c\u4e5f\u70ba\u4f01\u696d\u7684\u6578\u64da\u7ba1\u7406\u5e36\u4f86\u4e86\u66f4\u591a\u7684\u53ef\u80fd\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u7684\u670d\u52d9\u5c07\u662f\u60a8\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22SQL Server 2008\u7684\u7cbe\u5999\u4e4b\u8655\uff0c\u6df1\u5165\u5206\u6790\u5176\u529f\u80fd\u3001\u6027\u80fd\u512a\u5316\u53ca\u6578\u64da\u7ba1\u7406\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\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-164079","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164079","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=164079"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164079\/revisions"}],"predecessor-version":[{"id":164080,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164079\/revisions\/164080"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}