{"id":190178,"date":"2024-11-12T10:25:22","date_gmt":"2024-11-12T02:25:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190178\/"},"modified":"2024-11-12T10:25:23","modified_gmt":"2024-11-12T02:25:23","slug":"%e7%b6%b2%e7%ab%99%e8%a8%aa%e5%95%8f%e9%87%8f%e4%bd%bf%e7%94%a8sql-server%e5%84%aa%e5%8c%96%e7%b6%b2%e7%ab%99%e7%8d%b2%e5%be%97%e7%88%86%e7%82%b8%e6%80%a7%e7%9a%84%e8%a8%aa%e5%95%8f%e9%87%8f%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190178\/","title":{"rendered":"\u7db2\u7ad9\u8a2a\u554f\u91cf\u4f7f\u7528SQL Server\u512a\u5316\u7db2\u7ad9\u7372\u5f97\u7206\u70b8\u6027\u7684\u8a2a\u554f\u91cf\uff01\uff08sqlserver \u589e\u52a0\uff09"},"content":{"rendered":"<h1 id=\"%e7%b6%b2%e7%ab%99%e8%a8%aa%e5%95%8f%e9%87%8f%e4%bd%bf%e7%94%a8sql-server%e5%84%aa%e5%8c%96%e7%b6%b2%e7%ab%99%e7%8d%b2%e5%be%97%e7%88%86%e7%82%b8%e6%80%a7%e7%9a%84%e8%a8%aa%e5%95%8f%e9%87%8f%ef%bc%81-hwjUHLWwgw\">\u7db2\u7ad9\u8a2a\u554f\u91cf\u4f7f\u7528SQL 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id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87sql-server%ef%bc%9f-hwjUHLWwgw\">\u70ba\u4ec0\u9ebc\u9078\u64c7SQL Server\uff1f<\/h2>\n<p>SQL Server\u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u898f\u6a21\u7684\u4f01\u696d\u4e2d\u3002\u5176\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u80fd\uff1a<\/strong>SQL Server\u80fd\u5920\u8655\u7406\u5927\u91cf\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u5feb\u901f\u7684\u67e5\u8a62\u97ff\u61c9\u6642\u9593\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u63d0\u4f9b\u591a\u5c64\u6b21\u7684\u5b89\u5168\u6a5f\u5236\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0cSQL Server\u80fd\u5920\u8f15\u9b06\u64f4\u5c55\u4ee5\u6eff\u8db3\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96%e7%b6%b2%e7%ab%99%e8%a8%aa%e5%95%8f%e9%87%8f%e7%9a%84%e7%ad%96%e7%95%a5-hwjUHLWwgw\">\u512a\u5316\u7db2\u7ad9\u8a2a\u554f\u91cf\u7684\u7b56\u7565<\/h2>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e5%84%aa%e5%8c%96-hwjUHLWwgw\">1. \u6578\u64da\u5eab\u8a2d\u8a08\u512a\u5316<\/h3>\n<p>\u826f\u597d\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u662f\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u7684\u57fa\u790e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8a2d\u8a08\u512a\u5316\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u6b63\u898f\u5316\uff1a<\/strong>\u901a\u904e\u6b63\u898f\u5316\u6e1b\u5c11\u6578\u64da\u5197\u9918\uff0c\u63d0\u5347\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u7d22\u5f15\uff1a<\/strong>\u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5efa\u7acb\u7d22\u5f15\uff0c\u80fd\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u4f8b\u5982\uff1a<\/li>\n<pre><code>CREATE INDEX idx_user_email ON Users (Email);<\/code><\/pre>\n<\/ul>\n<h3 id=\"2-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-hwjUHLWwgw\">2. \u67e5\u8a62\u512a\u5316<\/h3>\n<p>\u512a\u5316SQL\u67e5\u8a62\u662f\u63d0\u5347\u6027\u80fd\u7684\u95dc\u9375\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u67e5\u8a62\u512a\u5316\u7684\u6280\u5de7\uff1a<\/p>\n<ul>\n<li><strong>\u907f\u514dSELECT *\uff1a<\/strong>\u53ea\u9078\u64c7\u9700\u8981\u7684\u5b57\u6bb5\uff0c\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u91cf\u3002<\/li>\n<li><strong>\u4f7f\u7528JOIN\u800c\u975e\u5b50\u67e5\u8a62\uff1a<\/strong>\u5728\u53ef\u80fd\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528JOIN\u4f86\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u67e5\u8a62\u8a08\u5283\u5206\u6790\uff1a<\/strong>\u4f7f\u7528SQL Server\u7684\u67e5\u8a62\u8a08\u5283\u5de5\u5177\u4f86\u5206\u6790\u548c\u512a\u5316\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93-hwjUHLWwgw\">3. \u7de9\u5b58\u6280\u8853<\/h3>\n<p>\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528SQL Server\u7684\u7de9\u5b58\u529f\u80fd\uff1a<\/strong>\u4f8b\u5982\uff0c\u4f7f\u7528\u7de9\u5b58\u67e5\u8a62\u7d50\u679c\u4f86\u6e1b\u5c11\u91cd\u8907\u67e5\u8a62\u7684\u958b\u92b7\u3002<\/li>\n<li><strong>\u61c9\u7528\u5c64\u7de9\u5b58\uff1a<\/strong>\u5728\u61c9\u7528\u5c64\u4f7f\u7528\u7de9\u5b58\u6280\u8853\uff0c\u5982Redis\u6216Memcached\uff0c\u4f86\u5b58\u5132\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-hwjUHLWwgw\">4. 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Server\u9032\u884c\u7db2\u7ad9\u512a\u5316\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u7db2\u7ad9\u7684\u8a2a\u554f\u91cf\u548c\u6027\u80fd\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u3001\u67e5\u8a62\u512a\u5316\u3001\u7de9\u5b58\u6280\u8853\u9084\u662f\u6301\u7e8c\u76e3\u63a7\uff0c\u9019\u4e9b\u7b56\u7565\u90fd\u80fd\u5e6b\u52a9\u4f01\u696d\u5728\u6fc0\u70c8\u7684\u5e02\u5834\u7af6\u722d\u4e2d\u812b\u7a4e\u800c\u51fa\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u9019\u4e9b\u90fd\u80fd\u70ba\u60a8\u7684\u7db2\u7ad9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u548c\u5feb\u901f\u7684\u97ff\u61c9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528SQL 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