{"id":4305,"date":"2019-06-10T17:56:42","date_gmt":"2019-06-10T09:56:42","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=4305"},"modified":"2020-01-29T14:07:20","modified_gmt":"2020-01-29T06:07:20","slug":"%e6%9e%81%e5%ae%a2%e6%97%b6%e9%97%b4%e3%80%8asql%e5%bf%85%e7%9f%a5%e5%bf%85%e4%bc%9a%e3%80%8b%e8%b4%ad%e4%b9%b0%e8%bf%94%e7%8e%b024","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=4305","title":{"rendered":"\u6781\u5ba2\u65f6\u95f4\u300aSQL\u5fc5\u77e5\u5fc5\u4f1a\u300b\u8d2d\u4e70\u8fd4\u73b024"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u8eab\u5904\u4e92\u8054\u7f51\u884c\u4e1a\uff0cSQL \u53ef\u80fd\u662f\u4f60\u9700\u8981\u638c\u63e1\u7684\u6838\u5fc3\u6280\u80fd\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65e9\u7684\u65f6\u5019\uff0cSQL \u4f5c\u4e3a\u4e00\u95e8\u67e5\u8be2\u6570\u636e\u5e93\u7684\u8bed\u8a00\uff0c\u662f\u7a0b\u5e8f\u5458\u7684\u5fc5\u5907\u6280\u80fd\uff0c\u8fd0\u7ef4\u3001\u5f00\u53d1\u3001Web \u4ee5\u53ca\u6570\u636e\u7b49\u4ece\u4e1a\u4eba\u5458\u90fd\u9700\u8981\u7528\u5230 SQL\uff0c\u6bd5\u7adf\u53ea\u6709\u67e5\u8be2\u5230\u6b63\u786e\u7684\u6570\u636e\uff0c\u624d\u80fd\u6709\u540e\u9762\u7684\u6570\u636e\u52a0\u5de5\u3001\u5206\u6790\uff0c\u5728\u9762\u8bd5\u4e2d\uff0cSQL \u7684\u8003\u5bdf\u4e5f\u662f\u4e00\u9053\u5fc5\u4e0d\u53ef\u5c11\u7684\u574e\u513f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9664\u4e86\u7a0b\u5e8f\u5458\u4e4b\u5916\uff0c\u5982\u4eca\u7684\u4e92\u8054\u7f51\u516c\u53f8\u4e2d\uff0c\u4ea7\u54c1\u548c\u8fd0\u8425\u4e5f\u8d8a\u6765\u8d8a\u8981\u6c42\u719f\u7ec3\u638c\u63e1 SQL\u3002\u5982\u679c\u5177\u5907\u4e00\u5b9a\u7684\u6570\u636e\u80fd\u529b\uff0c\u4e0d\u5149\u80fd\u8282\u7701\u5f88\u591a\u6c9f\u901a\u6210\u672c\uff0c\u8fd8\u80fd\u5728\u804c\u573a\u4e2d\u66f4\u5177\u4f18\u52bf\u3002\u6bd4\u5982\u5982\u4f55\u8bc4\u5224\u4ea7\u54c1\u6539\u7248\u5728A\/B\u6d4b\u8bd5\u4e2d\u7684\u7559\u5b58\u7387\u548c\u70b9\u51fb\u7387\uff1f\u4e0e\u5176\u627e\u7814\u53d1\u8c03\u53d6\uff0c\u8fd8\u4e0d\u5982\u5199\u4e00\u6761 SQL \u8bed\u53e5\uff0c\u76f4\u63a5\u4ece\u6570\u636e\u8868\u4e2d\u5f97\u5230\u7b54\u6848\u3002\u5982\u679c\u4f60\u6253\u5f00\u62db\u8058\u7f51\u7ad9\uff0c\u4f1a\u53d1\u73b0\u638c\u63e1 SQL \u683c\u5916\u5177\u6709\u4f18\u52bf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4e00\u9879\u8c03\u67e5\u4e2d\uff0cSQL \u7684\u4f7f\u7528\u4eba\u7fa4\u4ec5\u6b21\u4e8e JavaScript\u3002\u4e4b\u6240\u4ee5\u706b\u7206\uff0c\u4e00\u4e2a\u975e\u5e38\u5927\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u7684\u53d8\u5316\u5e45\u5ea6\u5c0f\uff0c\u4e0a\u624b\u7b80\u5355\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5176\u8bde\u751f\u768445\u5e74\u95f4\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4e00\u76f4\u5728\u8fed\u4ee3\uff0c\u8bed\u8a00\u7248\u672c\u5c42\u51fa\u4e0d\u7a77\uff0c\u4f46\u662fSQL \u975e\u5e38\u7a33\u5b9a\uff0cSQL92\u548cSQL99\u8fd9\u4e24\u4e2a\u6807\u51c6\u4e00\u76f4\u6cbf\u7528\u5230\u73b0\u5728\uff0c\u8fd9\u610f\u5473\u7740\u638c\u63e1 SQL \u662f\u4e00\u4ef6\u4e00\u52b3\u6c38\u9038\u7684\u4e8b\u60c5\uff0c\u81f3\u5c11\u5728\u4f60\u7684\u804c\u4e1a\u751f\u6daf\u4e2d\uff0c\u5b83\u90fd\u53ef\u4ee5\u53d1\u6325\u4f5c\u7528\u3002\u4ece\u8fd9\u4e2a\u610f\u4e49\u4e0a\u6765\u8bf4\uff0c\u6ca1\u6709\u4ec0\u4e48\u6bd4\u5b66\u4e60 SQL \u8bed\u8a00\u66f4\u5177\u6027\u4ef7\u6bd4\u4e86\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/mw690\/8fa5dcfcgy1g3w4trhmjbj209a07egly.jpg\" alt=\"\" \/><figcaption>SQL\u662f\u4e16\u754c\u4e0a\u6700\u597d\u7684\u8bed\u8a00<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u56e0\u5982\u6b64\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u4eba\u628a SQL \u7eb3\u5165\u5230\u81ea\u5df1\u7684\u5b66\u4e60\u6280\u80fd\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8eab\u8fb9\u4e0d\u5c11\u4eba\u90fd\u4f1a\u7528\u5230 SQL\uff0c\u4f46\u6211\u53d1\u73b0\u5927\u90e8\u5206\u540c\u5b66\u638c\u63e1 SQL \u7684\u7a0b\u5ea6\uff0c\u8fd8\u505c\u7559\u5728\u201c\u521d\u6b65\u4e86\u89e3\u201d\u7684\u9636\u6bb5\uff0c\u751a\u81f3\u4e00\u4e9b\u540e\u7aef\u5f00\u53d1\u5de5\u7a0b\u5e08\uff0c\u8fd8\u5728\u6478\u7d22\u7740\u5b66\u4e60\uff0c\u66f4\u522b\u63d0\u201c\u719f\u7ec3\u638c\u63e1\u201d\u4e86\u3002\u9047\u5230\u7684\u95ee\u9898\u5927\u591a\u662f\u4ee5\u4e0b\u4e24\u7c7b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5b66\u8fc7\u5f88\u7b80\u5355\u7684 SQL\uff0c\u9762\u5bf9\u57fa\u672c\u7684\u9700\u6c42\u6ca1\u6709\u95ee\u9898\uff0c\u4f46\u5f53\u9762\u5bf9\u7a0d\u5fae\u590d\u6742\u4e00\u70b9\u7684\u6570\u636e\u9700\u6c42\uff0c\u603b\u4f1a\u529b\u4e0d\u4ece\u5fc3\uff0c\u627e\u4e0d\u5230\u7a8d\u95e8\u3002<\/li><li>\u7531\u4e8e\u4e0a\u624b\u5bb9\u6613\uff0c\u5728\u5b66\u4e60\u521d\u671f\u4e0d\u62d8\u5c0f\u8282\uff0c\u5ffd\u7565\u4e86\u8bed\u53e5\u7f16\u5199\u5e26\u6765\u7684\u6027\u80fd\u95ee\u9898\u3002\u5728\u540e\u671f\u5bfc\u81f4 SQL \u7684\u4f7f\u7528\u6548\u7387\u5f88\u4f4e\uff0c\u6210\u4e3a\u4e86\u5de5\u4f5c\u4e2d\u7684\u201c\u7eca\u811a\u77f3\u201d\u3002<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u7ed3\u800c\u8a00\u5c31\u662f SQL \u7684\u5b66\u4e60\u4ec5\u4ec5\u6d6e\u4e8e\u8868\u9762\uff0c\u90a3\u4e48\u5982\u4f55\u7cfb\u7edf\u7684\u5b66\u4e60 SQL\uff1f\u5728\u8fd9\u91cc\u6211\u627e\u5230\u4e00\u5f20\u975e\u5e38\u5168\u9762\u7684 SQL \u5b66\u4e60\u6846\u67b6\u56fe\uff0c\u5185\u5bb9\u5305\u62ec\uff1aSQL \u4e2d\u7684 DQL\u3001DDL\u3001 DML\u3001 DCL\u7684\u4f7f\u7528\uff1bSQL \u7684\u4f18\u5316\u65b9\u6cd5\uff1b\u5e38\u7528\u7684 SQL \u6807\u51c6\u89e3\u8bfb\uff1b\u5982\u4f55\u73a9\u8f6c\u5404\u79cd SQL \u6807\u51c6\u7684\u6570\u636e\u5e93\u3001\u5e38\u89c1\u7684 NoSQL \u7b49\u7b49\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/mw690\/8fa5dcfcgy1g3w4woumhij20u012rdlm.jpg\" alt=\"\" width=\"580\" height=\"749\" \/><figcaption>\u300aSQL\u5fc5\u77e5\u5fc5\u4f1a\u300b\u8bfe\u7a0b\u77e5\u8bc6\u70b9<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5f20\u56fe\u51fa\u81ea\u6781\u5ba2\u65f6\u95f4\u4e13\u680f\u300aSQL\u5fc5\u77e5\u5fc5\u4f1a\u300b\uff0c\u4f5c\u8005\u662f\u9648\u65f8\uff0c\u4ed6\u4f1a\u4ece\u57fa\u7840\u8bb2\u8d77\uff0c\u5e26\u4f60\u5de9\u56fa\u624e\u5b9e\u7684 SQL \u8bed\u6cd5\uff0c\u518d\u4ee5\u5de5\u4f5c\u4e2d\u7684\u5e38\u89c1\u95ee\u9898\u4e3a\u4f8b\uff0c\u5e26\u4f60\u7f16\u5199\u9ad8\u6027\u80fd\u7684 SQL \u8bed\u53e5\uff0c\u6700\u7ec8\u5b66\u4f1a\u5728\u9879\u76ee\u4e2d\u4f7f\u7528SQL\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4ec0\u4e48\u63a8\u8350\u8fd9\u4e2a\u4e13\u680f\uff0c\u6bd4\u8d77\u5e02\u9762\u4e0a\u7684\u8d44\u6599\uff0c\u6709\u4ec0\u4e48\u7279\u8272\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5b66\u4e60\u4f7f\u7528 SQL \u7684\u65f6\u5019\uff0c\u603b\u662f\u9700\u8981\u4e00\u4e9b\u6570\u636e\uff0c\u4f46\u76ee\u524d\u4e3b\u6d41\u7684 SQL \u4e66\u672c\u6216\u8005\u7f51\u7edc\u4e0a\u7528\u7684\u57fa\u672c\u662f\u5343\u7bc7\u4e00\u5f8b\u7684\u6570\u636e\u8868\uff08\u6bd4\u5982\u67e5\u8be2\u8d85\u5e02\u6570\u636e\u8868\uff09\uff0c\u4e3a\u6b64\u4ed6\u7279\u5730\u6574\u7406\u4e86\u4e00\u4efd\u201c\u738b\u8005\u8363\u8000\u6570\u636e\u5e93\u201d\u4ee5\u53ca\u201cNBA\u7403\u5458\u6570\u636e\u5e93\u201d\uff0c\u4ee5\u4fbf\u57fa\u4e8e\u6b64\u8fdb\u884c SQL \u7684\u5b9e\u64cd\u8bad\u7ec3\u3002\u5c31\u6e38\u620f\u800c\u8a00\uff0c\u6570\u636e\u67e5\u8be2\u5c31\u6d89\u53ca\u5f88\u591a\u77e5\u8bc6\u70b9\uff0c\u5305\u62ec\u591a\u8868\u8054\u67e5\u3001\u5206\u533a\u5206\u5e93\u3001\u7528\u6237\u6743\u9650\u3001\u6392\u884c\u699c\u3001\u5927\u89c4\u6a21\u5e76\u53d1\u548c\u7528\u6237\u6570\u636e\u5b89\u5168\u7b49\u7b49\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/mw690\/8fa5dcfcgy1g3w7mofug9j20u01hcwjw.jpg\" alt=\"\" \/><figcaption>\u8001\u89c4\u77e9\uff0c\u626b\u63cf\u6d77\u62a5\u4e0a\u7684\u4e8c\u7ef4\u7801\uff0c\u8d2d\u4e70\u540e\u52a0\u6211\u5fae\u4fe1\u53f7\uff1axttblog\uff0c\u8fd4\u73b024<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u9648\u65f8\u662f\u8c01\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9648\u65f8\uff0c\u535a\u58eb\u6bd5\u4e1a\u4e8e\u6e05\u534e\u5927\u5b66\u8ba1\u7b97\u673a\u7cfb\uff0c\u524d IBM \u4e2d\u56fd\u7814\u7a76\u9662\u5de5\u7a0b\u5e08\u3002\u4e5f\u662f\u6781\u5ba2\u65f6\u95f4\u4e13\u680f\u201c\u6570\u636e\u5206\u6790\u5b9e\u621845\u8bb2\u201d\u7684\u4f5c\u8005\uff0c\u8be5\u4e13\u680f\u76ee\u524d\u5df2\u7ecf\u67091.3w\u7684\u8ba2\u9605\u4e86\u3002\u4ed6\u4ece 10 \u5c81\u5f00\u59cb\u7f16\u7a0b\uff0c2 \u6b21\u83b7\u5f97\u5168\u56fd\u4fe1\u606f\u5b66\u5965\u6797\u5339\u514b\u7ade\u8d5b\u4e00\u7b49\u5956\uff0c2 \u6b21 ACM \u56fd\u9645\u7f16\u7a0b\u6bd4\u8d5b\u4e9a\u6d32\u533a\u94dc\u5956\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9648\u65f8\u505a\u8fc7\u4e00\u4e2a\u5f88\u6709\u610f\u601d\u7684\u4e8b\u513f\uff0c\u4ed6\u66fe\u7f16\u5199\u5fae\u535a\u673a\u5668\u4eba\uff0c\u8fdb\u884c\u5185\u5bb9\u6293\u53d6\u3001\u81ea\u52a8\u53d1\u5e03\u53ca\u7528\u6237\u4e92\u52a8\u3002\u901a\u8fc71\u4e2a\u673a\u5668\u4eba\u540c\u65f6\u7ba1\u74062000+\u5fae\u535a\u8d26\u53f7\uff0c\u7d2f\u8ba1\u79ef\u7d2f\u8d85\u8fc7500\u4e07+\u7c89\u4e1d\u3002\u5176\u4e2d\u5173\u952e\u6280\u672f\u4e4b\u4e00\u5c31\u662fSQL\u7684\u4f7f\u7528\uff0c\u5b83\u53ef\u4ee5\u53ca\u65f6\u8fdb\u884c\u6570\u636e\u5206\u6790\uff0c\u5236\u5b9a\u66f4\u4f18\u8d28\u7684\u5185\u5bb9\u6293\u53d6\u3001\u5e7f\u544a\u5c4f\u853d\u548c\u7528\u6237\u589e\u957f\u8d8b\u52bf\u5206\u6790\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f60\u4f1a\u6536\u83b7\u4ec0\u4e48\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u8ba9\u5927\u5bb6\u653e\u5fc3\u7684\u5b66\u4e60\uff0c\u6211\u63d0\u524d\u770b\u4e86\u770b\u5185\u5bb9\uff0c\u53ef\u4ee5\u603b\u7ed3\u4e3a\u56db\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u719f\u7ec3\u638c\u63e1 SQL \u8bed\u6cd5\uff1a\u4f1a\u8dd1\u4e4b\u524d\uff0c\u8981\u5148\u5b66\u4f1a\u8d70\u3002SQL\u7684\u8bed\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u5c31\u50cf\u82f1\u8bed\u4e00\u6837\uff0c\u4f46\u6b63\u56e0\u5982\u6b64\uff0c\u5f88\u591a\u4eba\u5199\u7684\u65f6\u5019\u5e76\u4e0d\u6ce8\u610f\uff0c\u6bd4\u5982\u641e\u6df7\u4e86\u5173\u952e\u8bcd\u7684\u987a\u5e8f\u7b49\uff0c\u4e13\u680f\u7b2c\u4e00\u90e8\u5206\u91cd\u70b9\u8bb2\u89e3 SQL \u672c\u8eab\u7684\u8bed\u6cd5\uff0c\u6bd4\u5982\u4f7f\u7528 SQL \u68c0\u7d22\u6570\u636e\u3001\u8fc7\u6ee4\u6570\u636e\uff0c\u5982\u4f55\u4f7f\u7528SQL\u51fd\u6570\u3001\u5b50\u67e5\u8be2\u7b49\u3002<\/li><li>\u5b9e\u6218 SQL \u6027\u80fd\u4f18\u5316\uff1a\u540c\u6837\u90fd\u662f\u7528 SQL \u67e5\u8be2\u6570\u636e\uff0c\u4e3a\u4ec0\u4e48\u4f60\u5199\u7684\u8bed\u53e5\u8981\u6bd4\u522b\u4eba\u7684\u6162\uff1f\u7b2c\u4e8c\u90e8\u5206\u5e26\u4f60\u5feb\u901f\u5b9a\u4f4d SQL \u6027\u80fd\u95ee\u9898\uff0c\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u4e4b\u524d\u6709\u4eba\u5199\u4e86\u4e2a\u4e24\u5f20\u8868\u5173\u8054\u7684\u67e5\u8be2\u8bed\u53e5\uff0c\u4f46\u662f\u4ed6\u5728\u5199 SELECT \u8bed\u53e5\u7684\u65f6\u5019\uff0c\u53d1\u73b0\u4f18\u5316\u5668\u8bc4\u4f30\u8fd4\u56de\u7684\u6570\u636e\u91cf\u4e3a1000\u591aT\uff0c\u603b\u6210\u672c2000\u591aG\uff0c\u8fd4\u56de\u65f6\u95f4\u9700\u8981300\u591a\u5c0f\u65f6\u3002\u5b9e\u9645\u4e0a\u4f18\u5316\u5904\u7406\u540e\uff0c\u53ef\u80fd\u53ea\u9700\u89810.1\u79d2\u3002\u4e0d\u91cd\u89c6 SQL \u8bed\u53e5\u7684\u8d28\u91cf\u548c\u4f18\u5316\uff0c\u53ef\u80fd\u4f1a\u5e26\u6765\u9ad8\u8fbe\u51e0\u4e07\u500d\u7684\u5dee\u522b\uff01<\/li><li>\u73a9\u8f6c 6 \u5927\u5e38\u7528\u6570\u636e\u5e93\uff1a\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u5927\u5bb6\u7ecf\u5e38\u4f1a\u63a5\u89e6\u5230\u4e0d\u540c\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u7b2c\u4e09\u90e8\u5206\u5c06\u901a\u8fc76\u5927\u5e38\u7528\u6570\u636eOracle\u3001MySQL\u3001SQL Server\u3001Access\u3001WebSQL\u3001SQLite\uff0c\u6765\u8bb2\u89e3 SQL \u5728\u4e0d\u540c\u7684\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u4e2d\u662f\u5982\u4f55\u4f7f\u7528\u7684\u3002<\/li><li>\u4ee5\u81ea\u5efa\u6570\u636e\u5e93\u4e3a\u4f8b\uff0c\u8fdb\u884c SQL \u5b9e\u64cd\uff1a\u6570\u636e\u662fSQL\u7684\u751f\u547d\u529b\uff0c\u4e3a\u907f\u514d\u7eb8\u4e0a\u8c08\u5175\uff0c\u9648\u65f8\u7279\u5730\u5efa\u4e86\u4e00\u4e2a\u738b\u8005\u8363\u8000\u6570\u636e\u5e93\u548cNBA\u7403\u5458\u6570\u636e\u5e93\uff0c\u5728\u5b9e\u64cd\u4e2d\u8bb2\u89e3\uff0c\u5e76\u8f93\u51fa\u5b9e\u6218\uff0c\u6bd4\u5982\u5982\u4f55\u7528SQL\u505a\u6570\u636e\u6e05\u6d17\u3001\u6570\u636e\u96c6\u6210\u7b49\u3002<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u662f\u76ee\u5f55\uff0c\u82b1\u4e00\u5206\u949f\u770b\u770b\uff0c\u7edd\u5bf9\u53ef\u4ee5\u627e\u5230\u4f60\u60f3\u8981\u7684\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/large\/8fa5dcfcgy1g3w50lpb51j20ku35ydwm.jpg\" alt=\"\" \/><figcaption>\u300aSQL\u5fc5\u77e5\u5fc5\u4f1a\u300b\u8bfe\u7a0b\u76ee\u5f55<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u4e3a\u4e00\u540d\u7a0b\u5e8f\u5458\uff0c\u5b66\u597d SQL \u65e0\u7591\u662f\u57fa\u672c\u6280\u80fd\uff1b\u5982\u679c\u4f60\u662f\u4ea7\u54c1\u7ecf\u7406\u6216\u8005\u8fd0\u8425\uff0c\u90a3\u4e48\u5b66\u597d SQL \u5c06\u4f1a\u4e3a\u4f60\u7684\u804c\u573a\u63d0\u4f9b\u72ec\u7279\u7684\u5dee\u5f02\u5316\uff0c\u5e2e\u4f60\u4ece\u4e0d\u540c\u7684\u89c6\u89d2\u770b\u5f85\u6570\u636e\u3002\u76f8\u4fe1\u9648\u65f8\u53ef\u4ee5\u5e26\u4f60\u4ece\u5165\u95e8\u5230\u6570\u636e\u5b9e\u6218\uff0c\u771f\u6b63\u5b66\u597d SQL \u8fd9\u95e8\u9ad8\u6027\u4ef7\u6bd4\u7684\u8bed\u8a00\uff0c\u8ba9\u4f60\u7684\u804c\u4e1a\u751f\u6daf\u66f4\u5177\u5907\u7ade\u4e89\u529b\u3002 <\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/large\/8fa5dcfcgy1g3w7mofug9j20u01hcwjw.jpg\" alt=\"\" \/><figcaption>\u8001\u89c4\u77e9\uff0c\u626b\u63cf\u6d77\u62a5\u4e0a\u7684\u4e8c\u7ef4\u7801\uff0c\u8d2d\u4e70\u540e\u52a0\u6211\u5fae\u4fe1\u53f7\uff1axttblog\uff0c\u8fd4\u73b024<\/figcaption><\/figure><\/div>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=4305\">\u6781\u5ba2\u65f6\u95f4\u300aSQL\u5fc5\u77e5\u5fc5\u4f1a\u300b\u8d2d\u4e70\u8fd4\u73b024<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>\u8eab\u5904\u4e92\u8054\u7f51\u884c\u4e1a\uff0cSQL \u53ef\u80fd\u662f\u4f60\u9700\u8981\u638c\u63e1\u7684\u6838\u5fc3\u6280\u80fd\u4e4b\u4e00\u3002 \u6700\u65e9\u7684\u65f6\u5019\uff0cSQL \u4f5c\u4e3a\u4e00\u95e8\u67e5\u8be2\u6570\u636e\u5e93\u7684\u8bed\u8a00\uff0c\u662f\u7a0b\u5e8f [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,6],"tags":[83,688,157,354,1886],"class_list":["post-4305","post","type-post","status-publish","format-standard","hentry","category-sql","category-yyzt","tag-mysql","tag-sql","tag-1886"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4305","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4305"}],"version-history":[{"count":3,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4305\/revisions"}],"predecessor-version":[{"id":4687,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4305\/revisions\/4687"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}