{"id":5678,"date":"2024-11-14T12:41:05","date_gmt":"2024-11-14T04:41:05","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5678\/"},"modified":"2024-11-14T12:41:05","modified_gmt":"2024-11-14T04:41:05","slug":"sql%e6%80%8e%e4%b9%88%e8%bd%ac%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5678\/","title":{"rendered":"sql\u600e\u4e48\u8f6c\u884c"},"content":{"rendered":"<blockquote><p>\n  \u8981\u8f6c\u884c\u5230 sql \u9886\u57df\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u660e\u786e\u8f6c\u884c\u76ee\u6807\uff0c\u638c\u63e1 sql \u57fa\u7840\u548c\u9ad8\u7ea7\u6982\u5ff5\uff0c\u6269\u5c55\u6570\u636e\u5904\u7406\u6280\u80fd\uff0c\u83b7\u5f97\u8ba4\u8bc1\uff0c\u6784\u5efa\u9879\u76ee\u7ec4\u5408\uff0c\u63a2\u7d22\u7f51\u7edc\u673a\u4f1a\uff0c\u4f18\u5316\u7b80\u5386\u548c\u6c42\u804c\u4fe1\uff0c\u79ef\u6781\u9762\u8bd5\uff0c\u5e76\u6301\u7eed\u5b66\u4e60\u4ee5\u4fdd\u6301\u6280\u80fd\u5904\u4e8e\u9886\u5148\u5730\u4f4d\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/30\/2024053020274958494.jpg\" class=\"aligncenter\" title=\"sql\u600e\u4e48\u8f6c\u884c\u63d2\u56fe\" alt=\"sql\u600e\u4e48\u8f6c\u884c\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL\u8f6c\u884c\u6307\u5357<\/strong><\/p>\n<p><strong>1. \u660e\u786e\u8f6c\u884c\u76ee\u6807<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5e0c\u671b\u8f6c\u884c\u5230SQL\u9886\u57df\u7684\u4e13\u4e1a\u4eba\u58eb\uff0c\u660e\u786e\u5177\u4f53\u76ee\u6807\u81f3\u5173\u91cd\u8981\u3002\u786e\u5b9a\u60a8\u662f\u60f3\u6210\u4e3a\u6570\u636e\u5206\u6790\u5e08\u3001\u6570\u636e\u5de5\u7a0b\u5e08\u8fd8\u662f\u5176\u4ed6\u4e0eSQL\u76f8\u5173\u7684\u89d2\u8272\u3002<\/p>\n<p><strong>2. \u638c\u63e1SQL\u57fa\u7840<\/strong><\/p>\n<p>\u5f3a\u5927\u7684SQL\u57fa\u7840\u662f\u8f6c\u884c\u7684\u7b2c\u4e00\u6b65\u3002\u4e13\u6ce8\u4e8e\u638c\u63e1\u57fa\u672c\u8bed\u6cd5\u3001\u6570\u636e\u7c7b\u578b\u3001\u67e5\u8be2\u8bed\u8a00\u548c\u6570\u636e\u64cd\u4f5c\u3002\u3001\u4e66\u7c4d\u548c\u5b9e\u8df5\u9879\u76ee\u90fd\u53ef\u4ee5\u5e2e\u52a9\u60a8\u63d0\u9ad8\u6280\u80fd\u3002<\/p>\n<p><strong>3. \u638c\u63e1\u9ad8\u7ea7SQL\u6982\u5ff5<\/strong><\/p>\n<p>\u4e00\u65e6\u60a8\u638c\u63e1\u4e86\u57fa\u7840\u77e5\u8bc6\uff0c\u8bf7\u6df1\u5165\u63a2\u7d22\u9ad8\u7ea7SQL\u6982\u5ff5\uff0c\u4f8b\u5982\u5b50\u67e5\u8be2\u3001\u8fde\u63a5\u548c\u51fd\u6570\u3002\u8fd9\u4e9b\u6982\u5ff5\u53ef\u8ba9\u60a8\u7f16\u5199\u66f4\u590d\u6742\u3001\u66f4\u6709\u6548\u7684\u67e5\u8be2\u3002<\/p>\n<p><strong>4. \u6269\u5c55\u6570\u636e\u5904\u7406\u6280\u80fd<\/strong><\/p>\n<p>\u9664\u4e86SQL\u4e4b\u5916\uff0c\u6570\u636e\u5904\u7406\u7684\u5176\u4ed6\u65b9\u9762\u4e5f\u5f88\u6709\u4ef7\u503c\uff0c\u5305\u62ec\u6570\u636e\u6e05\u7406\u3001\u6570\u636e\u53ef\u89c6\u5316\u548c\u7edf\u8ba1\u65b9\u6cd5\u3002\u719f\u6089\u8fd9\u4e9b\u6280\u80fd\u5c06\u589e\u5f3a\u60a8\u7684\u5019\u9009\u8d44\u683c\u3002<\/p>\n<p><strong>5. \u83b7\u5f97\u8ba4\u8bc1<\/strong><\/p>\n<p>\u901a\u8fc7SQL\u8ba4\u8bc1\u53ef\u4ee5\u8bc1\u660e\u60a8\u7684\u6280\u80fd\u5e76\u63d0\u9ad8\u60a8\u7684\u53ef\u4fe1\u5ea6\u3002\u8003\u8651\u83b7\u5f97\u884c\u4e1a\u8ba4\u53ef\u7684\u8ba4\u8bc1\uff0c\u4f8b\u5982Oracle\u8ba4\u8bc1\u4e13\u5bb6\uff08OCP\uff09\u6216\u5fae\u8f6f\u8ba4\u8bc1\u6570\u636e\u5206\u6790\u5e08\uff08MCDA\uff09\u3002<\/p>\n<p><strong>6. \u6784\u5efa\u9879\u76ee\u7ec4\u5408<\/strong><\/p>\n<p>\u5c55\u793a\u60a8\u7684SQL\u6280\u80fd\u7684\u6700\u4f73\u65b9\u5f0f\u4e4b\u4e00\u662f\u6784\u5efa\u9879\u76ee\u7ec4\u5408\u3002\u8fd9\u53ef\u4ee5\u5305\u62ec\u4e2a\u4eba\u9879\u76ee\u3001\u7ade\u8d5b\u63d0\u4ea4\u6216\u4e3a\u96c7\u4e3b\u5f00\u53d1\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p><strong>7. \u63a2\u7d22\u7f51\u7edc\u673a\u4f1a<\/strong><\/p>\n<p>\u53c2\u52a0\u884c\u4e1a\u6d3b\u52a8\u3001\u4e0e\u4ece\u4e8bSQL\u5de5\u4f5c\u7684\u4e13\u4e1a\u4eba\u58eb\u8054\u7cfb\uff0c\u5e76\u52a0\u5165\u76f8\u5173\u5728\u7ebf\u793e\u533a\u3002\u7f51\u7edc\u5bf9\u4e8e\u4e86\u89e3\u673a\u4f1a\u5e76\u83b7\u5f97\u8f6c\u884c\u5185\u5e55\u6d88\u606f\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>8. \u4f18\u5316\u7b80\u5386\u548c\u6c42\u804c\u4fe1<\/strong><\/p>\n<p>\u7a81\u51fa\u60a8\u4e0eSQL\u76f8\u5173\u7684\u6280\u80fd\u548c\u7ecf\u9a8c\u3002\u4f7f\u7528\u91cf\u5316\u7684\u7ed3\u679c\u6765\u5c55\u793a\u60a8\u7684\u6210\u5c31\uff0c\u5e76\u5236\u5b9a\u4e00\u4e2a\u9488\u5bf9\u60a8\u76ee\u6807\u89d2\u8272\u5b9a\u5236\u7684\u6c42\u804c\u4fe1\u3002<\/p>\n<p><strong>9. \u79ef\u6781\u9762\u8bd5<\/strong><\/p>\n<p>\u5728\u6c42\u804c\u9762\u8bd5\u4e2d\uff0c\u81ea\u4fe1\u5730\u5c55\u793a\u60a8\u7684SQL\u77e5\u8bc6\u548c\u5bf9\u8be5\u9886\u57df\u7684\u70ed\u60c5\u3002\u51c6\u5907\u597d\u8ba8\u8bba\u60a8\u7684\u9879\u76ee\uff0c\u5e76\u8868\u73b0\u51fa\u89e3\u51b3\u5b9e\u9645\u95ee\u9898\u7684\u80fd\u529b\u3002<\/p>\n<p><strong>10. \u6301\u7eed\u5b66\u4e60<\/strong><\/p>\n<p>SQL\u6280\u672f\u4e0d\u65ad\u53d1\u5c55\uff0c\u56e0\u6b64\u6301\u7eed\u5b66\u4e60\u975e\u5e38\u91cd\u8981\u3002\u53c2\u52a0\u7814\u8ba8\u4f1a\u3001\u9605\u8bfb\u535a\u5ba2\u548c\u4e66\u7c4d\uff0c\u5e76\u4f7f\u7528\u5728\u7ebf\u8d44\u6e90\u4fdd\u6301\u60a8\u7684\u6280\u80fd\u5904\u4e8e\u9886\u5148\u5730\u4f4d\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u600e\u4e48\u8f6c\u884c\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u8f6c\u884c\u5230 sql \u9886\u57df\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u660e\u786e\u8f6c\u884c\u76ee\u6807\uff0c\u638c\u63e1 sql \u57fa\u7840\u548c\u9ad8\u7ea7\u6982\u5ff5\uff0c\u6269\u5c55\u6570\u636e\u5904\u7406\u6280\u80fd\uff0c\u83b7\u5f97\u8ba4\u8bc1\uff0c\u6784\u5efa\u9879\u76ee\u7ec4\u5408\uff0c\u63a2\u7d22\u7f51\u7edc\u673a\u4f1a\uff0c\u4f18\u5316\u7b80\u5386\u548c\u6c42\u804c\u4fe1\uff0c\u79ef\u6781\u9762\u8bd5\uff0c\u5e76\u6301\u7eed\u5b66\u4e60\u4ee5\u4fdd\u6301\u6280\u80fd\u5904\u4e8e\u9886\u5148\u5730\u4f4d\u3002 SQL\u8f6c\u884c\u6307\u5357 1. \u660e\u786e\u8f6c\u884c\u76ee\u6807 \u5bf9\u4e8e\u5e0c\u671b\u8f6c\u884c\u5230SQL\u9886\u57df\u7684\u4e13\u4e1a\u4eba\u58eb\uff0c\u660e\u786e\u5177\u4f53\u76ee\u6807\u81f3\u5173\u91cd\u8981\u3002\u786e\u5b9a\u60a8\u662f\u60f3\u6210\u4e3a\u6570\u636e\u5206\u6790\u5e08\u3001\u6570\u636e\u5de5\u7a0b\u5e08\u8fd8\u662f\u5176\u4ed6\u4e0eSQL\u76f8\u5173\u7684\u89d2\u8272\u3002 2. \u638c\u63e1SQL\u57fa\u7840 \u5f3a\u5927\u7684SQL\u57fa\u7840\u662f\u8f6c\u884c\u7684\u7b2c\u4e00\u6b65\u3002\u4e13\u6ce8\u4e8e\u638c\u63e1\u57fa\u672c\u8bed\u6cd5\u3001\u6570\u636e\u7c7b\u578b\u3001\u67e5\u8be2\u8bed\u8a00\u548c\u6570\u636e\u64cd\u4f5c\u3002\u3001\u4e66\u7c4d\u548c\u5b9e\u8df5\u9879\u76ee\u90fd\u53ef\u4ee5\u5e2e\u52a9\u60a8\u63d0\u9ad8\u6280\u80fd\u3002 3. \u638c\u63e1\u9ad8\u7ea7SQL\u6982\u5ff5 \u4e00\u65e6\u60a8\u638c\u63e1\u4e86\u57fa\u7840\u77e5\u8bc6\uff0c\u8bf7\u6df1\u5165\u63a2\u7d22\u9ad8\u7ea7SQL\u6982\u5ff5\uff0c\u4f8b\u5982\u5b50\u67e5\u8be2\u3001\u8fde\u63a5\u548c\u51fd\u6570\u3002\u8fd9\u4e9b\u6982\u5ff5\u53ef\u8ba9\u60a8\u7f16\u5199\u66f4\u590d\u6742\u3001\u66f4\u6709\u6548\u7684\u67e5\u8be2\u3002 4. \u6269\u5c55\u6570\u636e\u5904\u7406\u6280\u80fd \u9664\u4e86SQL\u4e4b\u5916\uff0c\u6570\u636e\u5904\u7406\u7684\u5176\u4ed6\u65b9\u9762\u4e5f\u5f88\u6709\u4ef7\u503c\uff0c\u5305\u62ec\u6570\u636e\u6e05\u7406\u3001\u6570\u636e\u53ef\u89c6\u5316\u548c\u7edf\u8ba1\u65b9\u6cd5\u3002\u719f\u6089\u8fd9\u4e9b\u6280\u80fd\u5c06\u589e\u5f3a\u60a8\u7684\u5019\u9009\u8d44\u683c\u3002 5. \u83b7\u5f97\u8ba4\u8bc1 \u901a\u8fc7SQL\u8ba4\u8bc1\u53ef\u4ee5\u8bc1\u660e\u60a8\u7684\u6280\u80fd\u5e76\u63d0\u9ad8\u60a8\u7684\u53ef\u4fe1\u5ea6\u3002\u8003\u8651\u83b7\u5f97\u884c\u4e1a\u8ba4\u53ef\u7684\u8ba4\u8bc1\uff0c\u4f8b\u5982Oracle\u8ba4\u8bc1\u4e13\u5bb6\uff08OCP\uff09\u6216\u5fae\u8f6f\u8ba4\u8bc1\u6570\u636e\u5206\u6790\u5e08\uff08MCDA\uff09\u3002 6. \u6784\u5efa\u9879\u76ee\u7ec4\u5408 \u5c55\u793a\u60a8\u7684SQL\u6280\u80fd\u7684\u6700\u4f73\u65b9\u5f0f\u4e4b\u4e00\u662f\u6784\u5efa\u9879\u76ee\u7ec4\u5408\u3002\u8fd9\u53ef\u4ee5\u5305\u62ec\u4e2a\u4eba\u9879\u76ee\u3001\u7ade\u8d5b\u63d0\u4ea4\u6216\u4e3a\u96c7\u4e3b\u5f00\u53d1\u7684\u89e3\u51b3\u65b9\u6848\u3002 7. \u63a2\u7d22\u7f51\u7edc\u673a\u4f1a \u53c2\u52a0\u884c\u4e1a\u6d3b\u52a8\u3001\u4e0e\u4ece\u4e8bSQL\u5de5\u4f5c\u7684\u4e13\u4e1a\u4eba\u58eb\u8054\u7cfb\uff0c\u5e76\u52a0\u5165\u76f8\u5173\u5728\u7ebf\u793e\u533a\u3002\u7f51\u7edc\u5bf9\u4e8e\u4e86\u89e3\u673a\u4f1a\u5e76\u83b7\u5f97\u8f6c\u884c\u5185\u5e55\u6d88\u606f\u81f3\u5173\u91cd\u8981\u3002 8. \u4f18\u5316\u7b80\u5386\u548c\u6c42\u804c\u4fe1 \u7a81\u51fa\u60a8\u4e0eSQL\u76f8\u5173\u7684\u6280\u80fd\u548c\u7ecf\u9a8c\u3002\u4f7f\u7528\u91cf\u5316\u7684\u7ed3\u679c\u6765\u5c55\u793a\u60a8\u7684\u6210\u5c31\uff0c\u5e76\u5236\u5b9a\u4e00\u4e2a\u9488\u5bf9\u60a8\u76ee\u6807\u89d2\u8272\u5b9a\u5236\u7684\u6c42\u804c\u4fe1\u3002 9. 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