{"id":158973,"date":"2024-11-03T10:23:23","date_gmt":"2024-11-03T02:23:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158973\/"},"modified":"2024-11-03T10:23:25","modified_gmt":"2024-11-03T02:23:25","slug":"%e6%81%86%e7%94%9f%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ad%86%e8%a9%a6%e9%a1%8c%e7%ad%94%e9%a1%8c%e6%94%bb%e7%95%a5%ef%bc%8c%e5%8a%a9%e4%bd%a0%e8%bc%95%e9%ac%86%e9%80%9a%e9%81%8e%e7%ad%86%e8%a9%a6%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158973\/","title":{"rendered":"\u6046\u751f\u6578\u64da\u5eab\u7b46\u8a66\u984c\u7b54\u984c\u653b\u7565\uff0c\u52a9\u4f60\u8f15\u9b06\u901a\u904e\u7b46\u8a66\uff01 (\u6046\u751f\u6578\u64da\u5eab\u7b46\u8a66\u984c)"},"content":{"rendered":"<h1 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id=\"%e4%ba%86%e8%a7%a3%e7%ad%86%e8%a9%a6%e5%85%a7%e5%ae%b9-IJcmVwSdYm\">\u4e86\u89e3\u7b46\u8a66\u5167\u5bb9<\/h2>\n<p>\u9996\u5148\uff0c\u4e86\u89e3\u7b46\u8a66\u7684\u5167\u5bb9\u662f\u6e96\u5099\u7684\u7b2c\u4e00\u6b65\u3002\u6046\u751f\u6578\u64da\u5eab\u7684\u7b46\u8a66\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5eab\u57fa\u790e\u77e5\u8b58\uff1a<\/strong>\u5305\u62ec\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5\u3001\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u8207\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u5340\u5225\u3001ACID\u7279\u6027\u7b49\u3002<\/li>\n<li><strong>SQL\u67e5\u8a62\uff1a<\/strong>\u8003\u5bdf\u61c9\u8a66\u8005\u5c0dSQL\u8a9e\u8a00\u7684\u638c\u63e1\u7a0b\u5ea6\uff0c\u5305\u62ecSELECT\u3001INSERT\u3001UPDATE\u3001DELETE\u7b49\u57fa\u672c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6578\u64da\u7d50\u69cb\u8207\u7b97\u6cd5\uff1a<\/strong>\u8003\u5bdf\u61c9\u8a66\u8005\u5c0d\u5e38\u898b\u6578\u64da\u7d50\u69cb\uff08\u5982\u6578\u7d44\u3001\u93c8\u8868\u3001\u6a39\u3001\u5716\u7b49\uff09\u53ca\u5176\u7b97\u6cd5\u7684\u7406\u89e3\u3002<\/li>\n<li><strong>\u5be6\u969b\u6848\u4f8b\u5206\u6790\uff1a<\/strong>\u53ef\u80fd\u6703\u7d66\u51fa\u4e00\u4e9b\u5be6\u969b\u7684\u6578\u64da\u5eab\u554f\u984c\uff0c\u8981\u6c42\u61c9\u8a66\u8005\u63d0\u51fa\u89e3\u6c7a\u65b9\u6848\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%ba%96%e5%82%99%e7%ad%96%e7%95%a5-IJcmVwSdYm\">\u6e96\u5099\u7b56\u7565<\/h2>\n<h3 id=\"1-%e7%b3%bb%e7%b5%b1%e5%ad%b8%e7%bf%92%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9f%a5%e8%ad%98-IJcmVwSdYm\">1. \u7cfb\u7d71\u5b78\u7fd2\u6578\u64da\u5eab\u77e5\u8b58<\/h3>\n<p>\u5efa\u8b70\u8003\u751f\u7cfb\u7d71\u5730\u5b78\u7fd2\u6578\u64da\u5eab\u7684\u57fa\u672c\u77e5\u8b58\u3002\u53ef\u4ee5\u53c3\u8003\u4e00\u4e9b\u7d93\u5178\u7684\u6578\u64da\u5eab\u6559\u6750\uff0c\u5982\u300aSQL\u5fc5\u77e5\u5fc5\u6703\u300b\u6216\u300a\u6578\u64da\u5eab\u7cfb\u7d71\u6982\u8ad6\u300b\u3002\u9019\u4e9b\u66f8\u7c4d\u80fd\u5e6b\u52a9\u4f60\u5efa\u7acb\u624e\u5be6\u7684\u7406\u8ad6\u57fa\u790e\u3002<\/p>\n<h3 id=\"2-%e5%af%a6%e8%b8%90sql%e6%9f%a5%e8%a9%a2-IJcmVwSdYm\">2. \u5be6\u8e10SQL\u67e5\u8a62<\/h3>\n<p>\u5728\u7b46\u8a66\u4e2d\uff0cSQL\u67e5\u8a62\u662f\u6700\u5e38\u898b\u7684\u8003\u984c\u4e4b\u4e00\u3002\u5efa\u8b70\u8003\u751f\u5728\u672c\u5730\u74b0\u5883\u4e2d\u5b89\u88ddMySQL\u6216PostgreSQL\uff0c\u4e26\u9032\u884c\u5be6\u969b\u64cd\u4f5c\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u7c21\u55ae\u7684SQL\u67e5\u8a62\u4f86\u7df4\u7fd2\uff1a<\/p>\n<pre><code>SELECT * FROM employees WHERE department = 'Sales';<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5728\u92b7\u552e\u90e8\u9580\u5de5\u4f5c\u7684\u54e1\u5de5\u4fe1\u606f\u3002\u901a\u904e\u4e0d\u65b7\u7df4\u7fd2\u5404\u7a2e\u67e5\u8a62\uff0c\u4f60\u5c07\u80fd\u5920\u719f\u7df4\u638c\u63e1SQL\u8a9e\u8a00\u3002<\/p>\n<h3 id=\"3-%e7%86%9f%e6%82%89%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e8%88%87%e7%ae%97%e6%b3%95-IJcmVwSdYm\">3. \u719f\u6089\u6578\u64da\u7d50\u69cb\u8207\u7b97\u6cd5<\/h3>\n<p>\u6578\u64da\u7d50\u69cb\u8207\u7b97\u6cd5\u662f\u8a08\u7b97\u6a5f\u79d1\u5b78\u7684\u57fa\u790e\uff0c\u5c0d\u65bc\u7b46\u8a66\u4e5f\u81f3\u95dc\u91cd\u8981\u3002\u5efa\u8b70\u8003\u751f\u5b78\u7fd2\u5e38\u898b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u7d44\uff1a<\/strong>\u4e86\u89e3\u5176\u57fa\u672c\u64cd\u4f5c\uff0c\u5982\u63d2\u5165\u3001\u522a\u9664\u3001\u67e5\u627e\u7b49\u3002<\/li>\n<li><strong>\u93c8\u8868\uff1a<\/strong>\u5b78\u7fd2\u55ae\u93c8\u8868\u548c\u96d9\u93c8\u8868\u7684\u57fa\u672c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6a39\uff1a<\/strong>\u719f\u6089\u4e8c\u53c9\u6a39\u53ca\u5176\u904d\u6b77\u65b9\u6cd5\u3002<\/li>\n<li><strong>\u5716\uff1a<\/strong>\u4e86\u89e3\u5716\u7684\u57fa\u672c\u6982\u5ff5\u53ca\u5e38\u7528\u7b97\u6cd5\uff0c\u5982\u6df1\u5ea6\u512a\u5148\u641c\u7d22\uff08DFS\uff09\u548c\u5ee3\u5ea6\u512a\u5148\u641c\u7d22\uff08BFS\uff09\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e6%a8%a1%e6%93%ac%e7%ad%86%e8%a9%a6%e7%92%b0%e5%a2%83-IJcmVwSdYm\">4. \u6a21\u64ec\u7b46\u8a66\u74b0\u5883<\/h3>\n<p>\u5728\u8003\u8a66\u524d\uff0c\u9032\u884c\u6a21\u64ec\u7b46\u8a66\u662f\u975e\u5e38\u6709\u5e6b\u52a9\u7684\u3002\u53ef\u4ee5\u5c0b\u627e\u4e00\u4e9b\u7dda\u4e0a\u7684\u7b46\u8a66\u984c\u5eab\uff0c\u9032\u884c\u81ea\u6211\u6e2c\u8a66\uff0c\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u4f60\u719f\u6089\u8003\u8a66\u7684\u7bc0\u594f\u548c\u984c\u578b\u3002<\/p>\n<h2 id=\"%e8%80%83%e8%a9%a6%e7%95%b6%e5%a4%a9%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-IJcmVwSdYm\">\u8003\u8a66\u7576\u5929\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u8003\u8a66\u7576\u5929\uff0c\u4fdd\u6301\u51b7\u975c\u548c\u5c08\u6ce8\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5efa\u8b70\u8003\u751f\u63d0\u524d\u5230\u9054\u8003\u5834\uff0c\u6aa2\u67e5\u6240\u9700\u7684\u6587\u5177\u548c\u8cc7\u6599\uff0c\u4e26\u5728\u8003\u8a66\u524d\u9032\u884c\u7c21\u55ae\u7684\u653e\u9b06\u7df4\u7fd2\uff0c\u4ee5\u4fdd\u6301\u6700\u4f73\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-IJcmVwSdYm\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u7684\u6e96\u5099\u7b56\u7565\uff0c\u76f8\u4fe1\u4f60\u80fd\u5920\u5728\u6046\u751f\u6578\u64da\u5eab\u7684\u7b46\u8a66\u4e2d\u53d6\u5f97\u597d\u6210\u7e3e\u3002\u7121\u8ad6\u662f\u7cfb\u7d71\u5b78\u7fd2\u6578\u64da\u5eab\u77e5\u8b58\uff0c\u9084\u662f\u5be6\u8e10SQL\u67e5\u8a62\uff0c\u90fd\u662f\u63d0\u5347\u81ea\u5df1\u80fd\u529b\u7684\u91cd\u8981\u9014\u5f91\u3002\u82e5\u4f60\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\uff0c\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">VPS<\/a> 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