{"id":163459,"date":"2022-11-16T10:16:40","date_gmt":"2022-11-16T02:16:40","guid":{"rendered":"http:\/\/www.idc.net\/help\/163459\/"},"modified":"2022-11-16T10:16:40","modified_gmt":"2022-11-16T02:16:40","slug":"%e5%a6%82%e4%bd%95%e5%bf%ab%e9%80%9f%e6%9c%89%e6%95%88%e5%9c%b0%e5%ae%9e%e7%8e%b0%e7%99%be%e4%b8%87%e6%95%b0%e6%8d%ae%e5%ba%93%e4%bc%98%e5%8c%96-%e7%99%be%e4%b8%87%e6%95%b0%e6%8d%ae%e5%ba%93%e4%bc%98","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/163459\/","title":{"rendered":"\u5982\u4f55\u5feb\u901f\u6709\u6548\u5730\u5b9e\u73b0\u767e\u4e07\u6570\u636e\u5e93\u4f18\u5316 (\u767e\u4e07\u6570\u636e\u5e93\u4f18\u5316)"},"content":{"rendered":"<p>\u8fd1\u5e74\u6765\uff0c\u6570\u636e\u5206\u6790\u548c\u6316\u6398\u6210\u4e3a\u4e86\u4f01\u4e1a\u83b7\u53d6\u5546\u4e1a\u7ade\u4e89\u4f18\u52bf\u7684\u91cd\u8981\u624b\u6bb5\u3002\u800c\u5728\u6570\u636e\u5e93\u9ad8\u901f\u589e\u957f\u548c\u6570\u636e\u83b7\u53d6\u9700\u6c42\u65e5\u76ca\u589e\u591a\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u4f55\u5feb\u901f\u6709\u6548\u5730\u4f18\u5316\u6570\u636e\u5e93\u6210\u4e3a\u4e86\u4e00\u4e2a\u6025\u9700\u89e3\u51b3\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u7740\u624b\uff0c\u4ecb\u7ecd\u3002<\/p>\n<p>\u4e00\u3001\u89c4\u5212\u6570\u636e\u5e93\u7ed3\u6784<\/p>\n<p>\u6570\u636e\u5e93\u7ed3\u6784\u5408\u7406\u4e0e\u5426\u76f4\u63a5\u5f71\u54cd\u6570\u636e\u5e93\u7684\u7a33\u5b9a\u6027\u3001\u53ef\u9760\u6027\u4ee5\u53ca\u6570\u636e\u5f55\u5165\u4e0e\u67e5\u8be2\u6548\u7387\u3002\u4e3a\u4e86\u89c4\u5212\u51fa\u4e00\u4e2a\u7a33\u5b9a\u3001\u53ef\u9760\u3001\u9ad8\u6548\u7684\u6570\u636e\u5e93\u7ed3\u6784\uff0c\u9700\u8981\u5f00\u5c55\u4ee5\u4e0b\u5177\u4f53\u5de5\u4f5c\uff1a<\/p>\n<p>1\uff0e\u8bbe\u8ba1\u5408\u7406\u7684\u6570\u636e\u8868\uff1a<\/p>\n<p>\u9488\u5bf9\u4e1a\u52a1\u9700\u6c42\uff0c\u6309\u7167\u5b9e\u9645\u6570\u636e\u5173\u7cfb\uff0c\u8bbe\u8ba1\u51fa\u8868\u4e0e\u8868\u4e4b\u95f4\u7684\u5173\u7cfb\u6a21\u5f0f\uff0c\u5e76\u6ce8\u610f\u8868\u4e4b\u95f4\u7684\u5197\u4f59\u5ea6\u4e0e\u751f\u6210\u7684\u6570\u636e\u8868\u7684\u7a7a\u95f4\u4e0e\u5176\u4ed6\u53ef\u8c03\u914d\u5143\u7d20\u7684\u4f18\u5316\u914d\u5408\u3002<\/p>\n<p>2\uff0e\u5efa\u7acb\u7d22\u5f15\uff1a<\/p>\n<p>\u5728\u6570\u636e\u5e93\u4e2d\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u63d0\u9ad8\u68c0\u7d22\u6548\u7387\uff0c\u56e0\u6b64\u8981\u5728\u6570\u636e\u5e93\u8868\u7684\u5fc5\u8981\u5b57\u6bb5\u5efa\u7acb\u7d22\u5f15\uff0c\u5e76\u6ce8\u610f\u9009\u62e9\u6070\u5f53\u7684\u7d22\u5f15\u7c7b\u578b\u3002<\/p>\n<p>3\uff0e\u9650\u5236\u5b57\u6bb5\u7c7b\u578b\u957f\u5ea6\uff1a<\/p>\n<p>\u4e3a\u4e86\u7f29\u5c0f\u6570\u636e\u5e93\u8868\u7684\u6570\u636e\u5b58\u50a8\u7a7a\u95f4\u5e76\u63d0\u9ad8\u901f\u5ea6\uff0c\u53ef\u4ee5\u5728\u5bf9\u6570\u636e\u7c7b\u578b\u8fdb\u884c\u6b63\u786e\u7684\u9650\u5236\u3002<\/p>\n<p>\u4e8c\u3001\u4f18\u5316SQL\u67e5\u8be2<\/p>\n<p>\u5bf9\u4e8e\u767e\u4e07\u7ea7\u522b\u7684\u6570\u636e\u5e93\u800c\u8a00\uff0c\u67e5\u8be2\u6548\u7387\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u4e00\u65b9\u9762\uff0c\u5f00\u53d1\u4eba\u5458\u9700\u8981\u907f\u514d\u5199\u51fa\u8017\u8d39\u65f6\u95f4\u548c\u8d44\u6e90\u7684\u67e5\u8be2\u8bed\u53e5\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u8fd8\u9700\u8981\u901a\u8fc7\u4e00\u4e9b\u6280\u5de7\u6765\u4f18\u5316\u67e5\u8be2\uff0c\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002<\/p>\n<p>1\uff0e\u4f18\u5316SELECT\u8bed\u53e5\uff1a<\/p>\n<p>\u5728\u521b\u5efaSELECT\u8bed\u53e5\u65f6\uff0c\u5c3d\u91cf\u5728\u67e5\u8be2\u5fc5\u9700\u5b57\u6bb5\uff0c\u5e76\u901a\u8fc7\u9009\u62e9\u8868\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u5f0f\u53ca\u5c06\u8fde\u63a5\u6570\u636e\u8868\u7684\u5b57\u6bb5\u4f5c\u4e3a\u8fc7\u6ee4\u6761\u4ef6\u7b49\u51cf\u8f7b\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u5de5\u4f5c\u538b\u529b\u3002<\/p>\n<p>2\uff0e\u907f\u514d\u5168\u8868SCAN\uff1a<\/p>\n<p>\u5728\u67e5\u8be2\u6570\u636e\u65f6\uff0c\u5e94\u907f\u514d\u4f7f\u7528\u5168\u8868\u626b\u63cf\u7684\u65b9\u5f0f\uff0c\u8fd9\u6837\u53ef\u80fd\u662f\u6d6a\u8d39\u7cfb\u7edf\u8d44\u6e90\uff0c\u53ef\u4ee5\u5728\u6570\u636e\u8868\u4e2d\u901a\u8fc7\u5efa\u7acb\u7d22\u5f15\u7b49\u65b9\u5f0f\u6765\u907f\u514d\u3002<\/p>\n<p>3\uff0e\u51cf\u5c11JOIN\u64cd\u4f5c\uff1a<\/p>\n<p>\u6570\u636e\u5e93\u4e2dJOIN\u64cd\u4f5c\u662f\u6bd4\u8f83\u8017\u65f6\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u91c7\u7528\u5176\u4ed6\u65b9\u5f0f\u6765\u66ff\u4ee3\uff0c\u4f8b\u5982\u53ef\u4ee5\u91c7\u7528\u5b50\u67e5\u8be2\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u76f8\u540c\u7684\u529f\u80fd\uff0c\u540c\u65f6\u51cf\u8f7b\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u5de5\u4f5c\u538b\u529b\u3002<\/p>\n<p>\u4e09\u3001\u4f18\u5316\u6570\u636e\u5907\u4efd\u65b9\u5f0f<\/p>\n<p>\u5728\u6570\u636e\u5e93\u65e5\u5e38\u7ef4\u62a4\u8fc7\u7a0b\u4e2d\uff0c\u6570\u636e\u5907\u4efd\u662f\u4e0d\u53ef\u907f\u514d\u7684\u4efb\u52a1\u3002\u4e3a\u4e86\u80fd\u591f\u5feb\u901f\u6709\u6548\u5730\u5b8c\u6210\u6570\u636e\u5907\u4efd\uff0c\u5e94\u91c7\u7528\u9ad8\u6548\u7684\u5907\u4efd\u7b56\u7565\u3002<\/p>\n<p>1\uff0e\u6570\u636e\u5907\u4efd\u538b\u7f29\uff1a<\/p>\n<p>\u5728\u6570\u636e\u5907\u4efd\u65f6\uff0c\u53ef\u4ee5\u91c7\u7528\u6570\u636e\u538b\u7f29\u7684\u65b9\u5f0f\u6765\u52a0\u5feb\u5907\u4efd\u901f\u5ea6\uff0c\u540c\u65f6\u51cf\u5c11\u6570\u636e\u7684\u5360\u7528\u7a7a\u95f4\u3002<\/p>\n<p>2\uff0e\u4f18\u5316\u5907\u4efd\u5b58\u50a8\uff1a<\/p>\n<p>\u4e3a\u907f\u514d\u5907\u4efd\u7684\u4e0d\u5b89\u5168\u6027\uff0c\u5e94\u5c06\u6570\u636e\u5907\u4efd\u5b58\u50a8\u5728\u5916\u90e8\u7684\u78c1\u76d8\u6216\u8005Tape\u8bbe\u5907\u4e2d\uff0c\u5e76\u6ce8\u610f\u5907\u4efd\u6570\u636e\u7684\u5b58\u50a8\u8def\u5f84\u548c\u6570\u636e\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u56db\u3001\u4f18\u5316\u6570\u636e\u5e93\u7f13\u5b58<\/p>\n<p>\u5728\u4f01\u4e1a\u7ea7\u5e94\u7528\u4e2d\uff0c\u6570\u636e\u5e93\u7f13\u5b58\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u6b63\u786e\u5730\u4f18\u5316\u6570\u636e\u5e93\u7f13\u5b58\uff0c\u53ef\u4ee5\u4ece\u591a\u65b9\u9762\u63d0\u9ad8\u6570\u636e\u5e93\u6027\u80fd\uff0c\u5305\u62ec\uff1a<\/p>\n<p>1\uff0e\u7528\u9014\u660e\u786e\uff1a<\/p>\n<p>\u6570\u636e\u5e93\u7f13\u5b58\u5e94\u4e25\u683c\u9650\u5b9a\u7f13\u5b58\u6570\u636e\u8303\u56f4\uff0c\u5373\u4ec5\u7f13\u5b58\u4f7f\u7528\u9891\u7e41\u7684\u6570\u636e\uff0c\u540c\u65f6\u8981\u6ce8\u610f\u7f13\u5b58\u7684\u6e05\u7406\u3002<\/p>\n<p>2\uff0e\u5206\u914d\u6070\u5f53\uff1a<\/p>\n<p>\u5206\u914d\u7f13\u5b58\u7684\u5927\u5c0f\u5e94\u8be5\u6839\u636e\u5b9e\u9645\u4e1a\u52a1\u9700\u6c42\uff0c\u786e\u4fdd\u5c3d\u53ef\u80fd\u5c11\u7684\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/p>\n<p>3\uff0e\u63d0\u9ad8\u5e76\u53d1\u6027\uff1a<\/p>\n<p>\u5728\u7f13\u5b58\u7684\u8bbe\u8ba1\u4e0a\u53ef\u4ee5\u91c7\u7528\u9650\u5236\u5355\u7ebf\u7a0b\u8bbf\u95ee\u7f13\u5b58\u7684\u673a\u5236\uff0c\u5e76\u5728\u9ad8\u5e76\u51b5\u4e0b\uff0c\u91c7\u7528\u5206\u5e03\u5f0f\u7f13\u5b58\u6280\u672f\u6765\u63d0\u9ad8\u7f13\u5b58\u5e76\u53d1\u6027\u3002<\/p>\n<p>\u4e94\u3001\u6027\u80fd\u76d1\u63a7\u548c\u8c03\u4f18<\/p>\n<p>\u6570\u636e\u5e93\u6027\u80fd\u76d1\u63a7\u548c\u8c03\u4f18\u662f\u4e00\u9879\u957f\u671f\u800c\u4fdd\u8bc1\u6570\u636e\u5e93\u6027\u80fd\u4f18\u5316\u7684\u5de5\u4f5c\u3002\u5728\u6570\u636e\u5e93\u8fd0\u884c\u4e2d\uff0c\u51fa\u73b0\u6027\u80fd\u95ee\u9898\u65f6\uff0c\u9700\u8981\u91c7\u53d6\u5982\u4e0b\u63aa\u65bd\uff1a<\/p>\n<p>1\uff0e\u91c7\u7528\u4e13\u4e1a\u5de5\u5177\u76d1\u63a7\uff1a<\/p>\n<p>\u53ef\u4ee5\u91c7\u7528\u8bf8\u5982SQL Server Profiler\u548c\u7b2c\u4e09\u65b9\u7684\u6027\u80fd\u76d1\u63a7\u5de5\u5177\u7b49\u8f6f\u4ef6\u5bf9\u6570\u636e\u5e93\u6027\u80fd\u8fdb\u884c\u76d1\u63a7\uff0c\u8bb0\u5f55\u6027\u80fd\u74f6\u9888\uff0c\u5e76\u4e0d\u65ad\u4f18\u5316\u6570\u636e\u5e93\u3002<\/p>\n<p>2\uff0e\u4e0d\u65ad\u8c03\u4f18\uff1a<\/p>\n<p>\u6309\u7167\u76d1\u63a7\u51fa\u6765\u7684\u74f6\u9888\uff0c\u9010\u9879\u8fdb\u884c\u6027\u80fd\u8c03\u4f18\uff0c\u540c\u65f6\u5173\u6ce8\u88ab\u67e5\u8be2\u8868\u7684\u6570\u636e\u7ed3\u6784\u3001\u6240\u7528\u67e5\u8be2\u8bed\u53e5\u7684\u6548\u7387\u3001\u7d22\u5f15\u7684\u4f7f\u7528\u3001\u7cfb\u7edf\u5185\u5b58\u4e0eCPU\u5229\u7528\u7387\u7b49\u3002<\/p>\n<p>3\uff0e\u5b9a\u671f\u6392\u9664\u4e0d\u5fc5\u8981\u8fdb\u7a0b\uff1a<\/p>\n<p>\u5728\u6570\u636e\u5e93\u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5b58\u5728\u8bb8\u591a\u65e0\u6548\u8fdb\u7a0b\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\uff0c\u5e94\u53ca\u65f6\u8d77\u7528Task Manager\u7b49\u5de5\u5177\u5173\u95ed\u8fd9\u4e9b\u8fdb\u7a0b\u3002<\/p>\n<p>\u4f18\u5316\u6570\u636e\u5e93\u662f\u4f01\u4e1a\u4e2d\u5341\u5206\u91cd\u8981\u7684\u4e00\u9879\u5de5\u4f5c\u3002\u901a\u8fc7\u89c4\u5212\u6570\u636e\u8868\u7ed3\u6784\u3001\u4f18\u5316SQL\u67e5\u8be2\u3001\u4f18\u5316\u6570\u636e\u5907\u4efd\u65b9\u5f0f\u3001\u4f18\u5316\u6570\u636e\u5e93\u7f13\u5b58\u4ee5\u53ca\u6027\u80fd\u76d1\u63a7\u548c\u8c03\u4f18\u7b49\u4e00\u7cfb\u5217\u6280\u5de7\uff0c\u53ef\u4ee5\u5feb\u901f\u6709\u6548\u5730\u5b9e\u73b0\u767e\u4e07\u6570\u636e\u5e93\u7684\u4f18\u5316\u3002\u5bf9\u4e8e\u4f01\u4e1a\u800c\u8a00\uff0c\u53ea\u6709\u62e5\u6709\u4e00\u4e2a\u4f18\u5316\u7a33\u5b9a\u7684\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u624d\u80fd\u591f\u63d0\u9ad8\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u6548\u7387\uff0c\u4ece\u800c\u66f4\u597d\u7684\u4e3a\u4f01\u4e1a\u7684\u53d1\u5c55\u670d\u52a1\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>mysql \u6570\u636e\u91cf\u8d85\u8fc7\u767e\u4e07\u540e\u600e\u4e48\u5904\u7406<\/li>\n<\/ul>\n<h3>mysql \u6570\u636e\u91cf\u8d85\u8fc7\u767e\u4e07\u540e\u600e\u4e48\u5904\u7406<\/h3>\n<p>1\u3001\u5e94\u5c3d\u91cf\u907f\u514d\u5728 where \u5b50\u53e5\u4e2d\u4f7f\u7528!=\u6216\u64cd\u4f5c\u7b26\u94f6\u7741\u5b5d\uff0c\u5426\u5219\u5c06\u5f15\u64ce\u653e\u5f03\u4f7f\u7528\u7d22\u5f15\u800c\u8fdb\u884c\u5168\u8868\u626b\u63cf\u3002<\/p>\n<p>2\u3001\u5bf9\u67e5\u8be2\u8fdb\u884c\u4f18\u5316\uff0c\u5e94\u5c3d\u91cf\u907f\u514d\u5168\u8868\u626b\u63cf\uff0c\u9996\u5148\u5e94\u8003\u8651\u5728 where \u53ca order by \u6d89\u53ca\u7684\u5217\u4e0a\u5efa\u7acb\u7d22\u5f15\u3002<\/p>\n<p>3\u3001\u5e94\u5c3d\u91cf\u907f\u514d\u5728 where \u5b50\u53e5\u4e2d\u5bf9\u5b57\u6bb5\u8fdb\u884c null \u503c\u5224\u65ad\uff0c\u5426\u5219\u5c06\u5bfc\u81f4\u5f15\u64ce\u653e\u5f03\u4f7f\u7528\u7d22\u5f15\u800c\u8fdb\u884c\u5168\u8868\u626b\u63cf\uff0c\u5982\uff1a<\/p>\n<p>select id from t where num is null<\/p>\n<p>\u53ef\u4ee5\u5728num\u4e0a\u8bbe\u7f6e\u9ed8\u8ba4\u503c0\uff0c\u786e\u4fdd\u8868\u4e2dnum\u5217\u6ca1\u6709null\u503c\uff0c\u7136\u540e\u8fd9\u6837\u67e5\u8be2\uff1a<\/p>\n<p>select id from t where num=0<\/p>\n<p>4\u3001\u5c3d\u91cf\u907f\u514d\u5728 where \u5b50\u53e5\u4e2d\u4f7f\u7528 or \u6765\u8fde\u63a5\u6761\u4ef6\uff0c\u5426\u5219\u5c06\u5bfc\u81f4\u5f15\u64ce\u653e\u5f03\u4f7f\u7528\u7d22\u5f15\u800c\u8fdb\u884c\u5168\u8868\u626b\u63cf\uff0c\u5982\uff1a<\/p>\n<p>select id from t where num=10 or num=20<\/p>\n<p>\u53ef\u4ee5\u8fd9\u6837\u67e5\u8be2\uff1a<\/p>\n<p>select id from t where num=10<\/p>\n<p>union all<\/p>\n<p>select id from t where num=20<\/p>\n<p>5\u3001\u4e0b\u9762\u7684\u67e5\u8be2\u4e5f\u5c06\u5bfc\u81f4\u5168\u8868\u626b\u63cf\uff1a(\u4e0d\u80fd\u524d\u7f6e\u767e\u5206\u53f7)<\/p>\n<p>select id from t where name like \u2018\ufffd1\ufffd7c%\u2019<\/p>\n<p>\u82e5\u8981\u63d0\u9ad8\u6548\u7387\uff0c\u53ef\u4ee5\u8003\u8651\u5168\u6587\u68c0\u7d22\u3002<\/p>\n<p>6\u3001in \u548c not in \u4e5f\u8981\u614e\u7528\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u5168\u8868\u626b\u63cf\uff0c\u5982\uff1a<\/p>\n<p>select id from t where num in(1,2,3)<\/p>\n<p>\u5bf9\u4e8e\u8fde\u7eed\u7684\u6570\u503c\uff0c\u80fd\u7528 between \u5c31\u4e0d\u8981\u7528 in \u4e86\uff1a<\/p>\n<p>select id from t where num between 1 and 3<\/p>\n<p>7\u3001\u5982\u679c\u5728 where \u5b50\u53e5\u4e2d\u4f7f\u7528\u53c2\u6570\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u5168\u8868\u626b\u63cf\u3002\u56e0\u4e3aSQL\u53ea\u6709\u5728\u8fd0\u884c\u65f6\u624d\u4f1a\u89e3\u6790\u5c40\u90e8\u53d8\u91cf\uff0c\u4f46\u4f18\u5316\u7a0b\u5e8f\u4e0d\u80fd\u5c06\u8bbf\u95ee\u8ba1\u5212\u7684\u9009\u62e9\u63a8\u8fdf\u5230\u8fd0\u884c\u65f6\uff1b\u5b83\u5fc5\u987b\u5728\u7f16\u8bd1\u65f6\u8fdb\u884c\u9009\u62e9\u3002\u7136 \u800c\uff0c\u5982\u679c\u5728\u7f16\u8bd1\u65f6\u5efa\u7acb\u8bbf\u95ee\u8ba1\u5212\uff0c\u53d8\u91cf\u7684\u503c\u8fd8\u662f\u672a\u77e5\u7684\uff0c\u56e0\u800c\u65e0\u6cd5\u4f5c\u4e3a\u7d22\u5f15\u9009\u62e9\u7684\u8f93\u5165\u9879\u3002\u5982\u4e0b\u9762\u8bed\u53e5\u5c06\u8fdb\u884c\u5168\u8868\u626b\u63cf\uff1a<\/p>\n<p>select id from t where num=@num<\/p>\n<p>\u53ef\u4ee5\u6539\u4e3a\u5f3a\u5236\u67e5\u8be2\u4f7f\u7528\u7d22\u5f15\uff1a<\/p>\n<p>select id from t with(index(\u7d22\u5f15\u540d)) where num=@num<\/p>\n<p>8\u3001\u5e94\u5c3d\u91cf\u907f\u514d\u5728 where \u5b50\u53e5\u4e2d\u5bf9\u5b57\u6bb5\u8fdb\u884c\u8868\u8fbe\u5f0f\u64cd\u4f5c\uff0c\u8fd9\u5c06\u5bfc\u81f4\u5f15\u64ce\u653e\u5f03\u4f7f\u7528\u7d22\u5f15\u800c\u8fdb\u884c\u5168\u8868\u626b\u63cf\u3002\u5982\uff1a<\/p>\n<p>select id from t where num\/2=100<\/p>\n<p>\u5e94\u6539\u4e3a:<\/p>\n<p>select id from t where num=100*2<\/p>\n<p>9\u3001\u5e94\u5c3d\u91cf\u907f\u514d\u5728where\u5b50\u53e5\u4e2d\u5bf9\u5b57\u6bb5\u8fdb\u884c\u51fd\u6570\u64cd\u4f5c\uff0c\u8fd9\u5c06\u5bfc\u81f4\u5f15\u64ce\u653e\u5f03\u4f7f\u7528\u7d22\u5f15\u800c\u8fdb\u884c\u5168\u8868\u626b\u63cf\u3002\u5982\uff1a<\/p>\n<p>select id from t where substring(name,1,3)=\u2019abc\u2019\u2013name\u4ee5abc\u5f00\u5934\u7684id<\/p>\n<p>select id from t where datediff(day,createdate,\u2019\u2032)=0\u2013\u2019\u2032\u751f\u6210\u7684id<\/p>\n<p>\u5e94\u6539\u4e3a:<\/p>\n<p>select id from t where name like \u2018abc%\u2019<\/p>\n<p>select id from t where createdate&gt;=\u2019\u2032 and createdate<\/p>\n<p>10\u3001\u4e0d\u8981\u5728 where \u5b50\u53e5\u4e2d\u7684\u201c=\u201d\u5de6\u8fb9\u8fdb\u884c\u51fd\u6570\u3001\u7b97\u672f\u8fd0\u7b97\u6216\u5176\u4ed6\u8868\u8fbe\u5f0f\u8fd0\u7b97\uff0c\u5426\u5219\u7cfb\u7edf\u5c06\u53ef\u80fd\u65e0\u6cd5\u6b63\u786e\u4f7f\u7528\u7d22\u5f15\u3002<\/p>\n<p>11\u3001\u5728\u4f7f\u7528\u7d22\u5f15\u5b57\u6bb5\u4f5c\u4e3a\u6761\u4ef6\u65f6\uff0c\u5982\u679c\u8be5\u7d22\u5f15\u662f\u590d\u5408\u7d22\u5f15\uff0c\u90a3\u4e48\u5fc5\u987b\u4f7f\u7528\u5230\u8be5\u7d22\u5f15\u4e2d\u7684\u4e4b\u4e00\u4e2a\u5b57\u6bb5\u4f5c\u4e3a\u6761\u4ef6\u65f6\u624d\u80fd\u4fdd\u8bc1\u7cfb\u7edf\u4f7f\u7528\u8be5\u7d22\u5f15\uff0c\u5426\u5219\u8be5\u7d22\u5f15\u5c06\u4e0d\u4f1a\u88ab\u4f7f \u7528\uff0c\u5e76\u4e14\u5e94\u5c3d\u53ef\u80fd\u7684\u8ba9\u5b57\u6bb5\u987a\u5e8f\u4e0e\u7d22\u5f15\u987a\u5e8f\u76f8\u4e00\u81f4\u3002<\/p>\n<p>12\u3001\u4e0d\u8981\u5199\u4e00\u4e9b\u6ca1\u6709\u610f\u4e49\u7684\u67e5\u8be2\uff0c\u5982\u9700\u8981\u751f\u6210\u4e00\u4e2a\u7a7a\u8868\u7ed3\u6784\uff1a<\/p>\n<p>select col1,col2 into #t from t where 1=0<\/p>\n<p>\u8fd9\u7c7b\u4ee3\u7801\u4e0d\u4f1a\u8fd4\u56de\u4efb\u4f55\u7ed3\u679c\u96c6\uff0c\u4f46\u662f\u4f1a\u6d88\u8017\u7cfb\u7edf\u8d44\u6e90\u7684\uff0c\u5e94\u6539\u6210\u8fd9\u6837\uff1a<\/p>\n<p>create table #t(\u2026\u950b\u7a3f)<\/p>\n<p>13\u3001\u5f88\u591a\u65f6\u5019\u7528 exists \u4ee3\u66ff in \u662f\u4e00\u4e2a\u597d\u7684\u9009\u62e9\uff1a<\/p>\n<p>select num from a where num in(select num from b)<\/p>\n<p>\u7528\u4e0b\u9762\u7684\u8bed\u53e5\u66ff\u6362\uff1a<\/p>\n<p>select num from a where exists(select 1 from b where num=a.num)<\/p>\n<p>14\u3001\u5e76\u4e0d\u662f\u6240\u6709\u7d22\u5f15\u5bf9\u67e5\u8be2\u90fd\u6709\u6548\uff0cSQL\u662f\u6839\u636e\u8868\u4e2d\u6570\u636e\u6765\u8fdb\u884c\u67e5\u8be2\u4f18\u5316\u7684\uff0c\u5f53\u7d22\u5f15\u5217\u6709\u5927\u91cf\u6570\u636e\u91cd\u590d\u65f6\uff0cSQL\u67e5\u8be2\u53ef\u80fd\u4e0d\u65e9\u8c08\u4f1a\u53bb\u5229\u7528\u7d22\u5f15\uff0c\u5982\u4e00\u8868\u4e2d\u6709\u5b57\u6bb5 sex\uff0cmale\u3001female\u51e0\u4e4e\u5404\u4e00\u534a\uff0c\u90a3\u4e48\u5373\u4f7f\u5728sex\u4e0a\u5efa\u4e86\u7d22\u5f15\u4e5f\u5bf9\u67e5\u8be2\u6548\u7387\u8d77\u4e0d\u4e86\u4f5c\u7528\u3002<\/p>\n<p>15\u3001\u7d22\u5f15\u5e76\u4e0d\u662f\u8d8a\u591a\u8d8a\u597d\uff0c\u7d22\u5f15\u56fa\u7136\u53ef\u4ee5\u63d0\u9ad8\u76f8\u5e94\u7684 select \u7684\u6548\u7387\uff0c\u4f46\u540c\u65f6\u4e5f\u964d\u4f4e\u4e86 insert \u53ca update \u7684\u6548\u7387\uff0c\u56e0\u4e3a insert \u6216 update \u65f6\u6709\u53ef\u80fd\u4f1a\u91cd\u5efa\u7d22\u5f15\uff0c\u6240\u4ee5\u600e\u6837\u5efa\u7d22\u5f15\u9700\u8981\u614e\u91cd\u8003\u8651\uff0c\u89c6\u5177\u4f53\u60c5\u51b5\u800c\u5b9a\u3002\u4e00\u4e2a\u8868\u7684\u7d22\u5f15\u6570\u66f4\u597d\u4e0d\u8981\u8d85\u8fc76\u4e2a\uff0c\u82e5\u592a\u591a\u5219\u5e94\u8003\u8651\u4e00\u4e9b\u4e0d\u5e38\u4f7f\u7528\u5230\u7684\u5217\u4e0a\u5efa\u7684\u7d22\u5f15\u662f\u5426\u6709 \u5fc5\u8981\u3002<\/p>\n<p>16.\u5e94\u5c3d\u53ef\u80fd\u7684\u907f\u514d\u66f4\u65b0 clustered \u7d22\u5f15\u6570\u636e\u5217\uff0c\u56e0\u4e3a clustered \u7d22\u5f15\u6570\u636e\u5217\u7684\u987a\u5e8f\u5c31\u662f\u8868\u8bb0\u5f55\u7684\u7269\u7406\u5b58\u50a8\u987a\u5e8f\uff0c\u4e00\u65e6\u8be5\u5217\u503c\u6539\u53d8\u5c06\u5bfc\u81f4\u6574\u4e2a\u8868\u8bb0\u5f55\u7684\u987a\u5e8f\u7684\u8c03\u6574\uff0c\u4f1a\u8017\u8d39\u76f8\u5f53\u5927\u7684\u8d44\u6e90\u3002\u82e5\u5e94\u7528\u7cfb\u7edf\u9700\u8981\u9891\u7e41\u66f4\u65b0 clustered \u7d22\u5f15\u6570\u636e\u5217\uff0c\u90a3\u4e48\u9700\u8981\u8003\u8651\u662f\u5426\u5e94\u5c06\u8be5\u7d22\u5f15\u5efa\u4e3a clustered \u7d22\u5f15\u3002<\/p>\n<p>17\u3001\u5c3d\u91cf\u4f7f\u7528\u6570\u5b57\u578b\u5b57\u6bb5\uff0c\u82e5\u53ea\u542b\u6570\u503c\u4fe1\u606f\u7684\u5b57\u6bb5\u5c3d\u91cf\u4e0d\u8981\u8bbe\u8ba1\u4e3a\u5b57\u7b26\u578b\uff0c\u8fd9\u4f1a\u964d\u4f4e\u67e5\u8be2\u548c\u8fde\u63a5\u7684\u6027\u80fd\uff0c\u5e76\u4f1a\u589e\u52a0\u5b58\u50a8\u5f00\u9500\u3002\u8fd9\u662f\u56e0\u4e3a\u5f15\u64ce\u5728\u5904\u7406\u67e5\u8be2\u548c\u8fde\u63a5\u65f6\u4f1a \u9010\u4e2a\u6bd4\u8f83\u5b57\u7b26\u4e32\u4e2d\u6bcf\u4e00\u4e2a\u5b57\u7b26\uff0c\u800c\u5bf9\u4e8e\u6570\u5b57\u578b\u800c\u8a00\u53ea\u9700\u8981\u6bd4\u8f83\u4e00\u6b21\u5c31\u591f\u4e86\u3002<\/p>\n<p>18\u3001\u5c3d\u53ef\u80fd\u7684\u4f7f\u7528 varchar\/nvarchar \u4ee3\u66ff char\/nchar \uff0c\u56e0\u4e3a\u9996\u5148\u53d8\u957f\u5b57\u6bb5\u5b58\u50a8\u7a7a\u95f4\u5c0f\uff0c\u53ef\u4ee5\u8282\u7701\u5b58\u50a8\u7a7a\u95f4\uff0c\u5176\u6b21\u5bf9\u4e8e\u67e5\u8be2\u6765\u8bf4\uff0c\u5728\u4e00\u4e2a\u76f8\u5bf9\u8f83\u5c0f\u7684\u5b57\u6bb5\u5185\u641c\u7d22\u6548\u7387\u663e\u7136\u8981\u9ad8\u4e9b\u3002<\/p>\n<p>19\u3001\u4efb\u4f55\u5730\u65b9\u90fd\u4e0d\u8981\u4f7f\u7528 select * from t \uff0c\u7528\u5177\u4f53\u7684\u5b57\u6bb5\u5217\u8868\u4ee3\u66ff\u201c*\u201d\uff0c\u4e0d\u8981\u8fd4\u56de\u7528\u4e0d\u5230\u7684\u4efb\u4f55\u5b57\u6bb5\u3002<\/p>\n<p>20\u3001\u5c3d\u91cf\u4f7f\u7528\u8868\u53d8\u91cf\u6765\u4ee3\u66ff\u4e34\u65f6\u8868\u3002\u5982\u679c\u8868\u53d8\u91cf\u5305\u542b\u5927\u91cf\u6570\u636e\uff0c\u8bf7\u6ce8\u610f\u7d22\u5f15\u975e\u5e38\u6709\u9650\uff08\u53ea\u6709\u4e3b\u952e\u7d22\u5f15\uff09\u3002<\/p>\n<p>21\u3001\u907f\u514d\u9891\u7e41\u521b\u5efa\u548c\u5220\u9664\u4e34\u65f6\u8868\uff0c\u4ee5\u51cf\u5c11\u7cfb\u7edf\u8868\u8d44\u6e90\u7684\u6d88\u8017\u3002<\/p>\n<p>22\u3001\u4e34\u65f6\u8868\u5e76\u4e0d\u662f\u4e0d\u53ef\u4f7f\u7528\uff0c\u9002\u5f53\u5730\u4f7f\u7528\u5b83\u4eec\u53ef\u4ee5\u4f7f\u67d0\u4e9b\u4f8b\u7a0b\u66f4\u6709\u6548\uff0c\u4f8b\u5982\uff0c\u5f53\u9700\u8981\u91cd\u590d\u5f15\u7528\u5927\u578b\u8868\u6216\u5e38\u7528\u8868\u4e2d\u7684\u67d0\u4e2a\u6570\u636e\u96c6\u65f6\u3002\u4f46\u662f\uff0c\u5bf9\u4e8e\u4e00\u6b21\u6027\u4e8b\u4ef6\uff0c\u66f4\u597d\u4f7f \u7528\u5bfc\u51fa\u8868\u3002<\/p>\n<p>23\u3001\u5728\u65b0\u5efa\u4e34\u65f6\u8868\u65f6\uff0c\u5982\u679c\u4e00\u6b21\u6027\u63d2\u5165\u6570\u636e\u91cf\u5f88\u5927\uff0c\u90a3\u4e48\u53ef\u4ee5\u4f7f\u7528 select into \u4ee3\u66ff create table\uff0c\u907f\u514d\u9020\u6210\u5927\u91cf log \uff0c\u4ee5\u63d0\u9ad8\u901f\u5ea6\uff1b\u5982\u679c\u6570\u636e\u91cf\u4e0d\u5927\uff0c\u4e3a\u4e86\u7f13\u548c\u7cfb\u7edf\u8868\u7684\u8d44\u6e90\uff0c\u5e94\u5148create table\uff0c\u7136\u540einsert\u3002<\/p>\n<p>24\u3001\u5982\u679c\u4f7f\u7528\u5230\u4e86\u4e34\u65f6\u8868\uff0c\u5728\u5b58\u50a8\u8fc7\u7a0b\u7684\u6700\u540e\u52a1\u5fc5\u5c06\u6240\u6709\u7684\u4e34\u65f6\u8868\u663e\u5f0f\u5220\u9664\uff0c\u5148 truncate table \uff0c\u7136\u540e drop table \uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u7cfb\u7edf\u8868\u7684\u8f83\u957f\u65f6\u95f4\u9501\u5b9a\u3002<\/p>\n<p>25\u3001\u5c3d\u91cf\u907f\u514d\u4f7f\u7528\u6e38\u6807\uff0c\u56e0\u4e3a\u6e38\u6807\u7684\u6548\u7387\u8f83\u5dee\uff0c\u5982\u679c\u6e38\u6807\u64cd\u4f5c\u7684\u6570\u636e\u8d85\u8fc71\u4e07\u884c\uff0c\u90a3\u4e48\u5c31\u5e94\u8be5\u8003\u8651\u6539\u5199\u3002<\/p>\n<p>26\u3001\u4f7f\u7528\u57fa\u4e8e\u6e38\u6807\u7684\u65b9\u6cd5\u6216\u4e34\u65f6\u8868\u65b9\u6cd5\u4e4b\u524d\uff0c\u5e94\u5148\u5bfb\u627e\u57fa\u4e8e\u96c6\u7684\u89e3\u51b3\u65b9\u6848\u6765\u89e3\u51b3\u95ee\u9898\uff0c\u57fa\u4e8e\u96c6\u7684\u65b9\u6cd5\u901a\u5e38\u66f4\u6709\u6548\u3002<\/p>\n<p>27\u3001\u4e0e\u4e34\u65f6\u8868\u4e00\u6837\uff0c\u6e38\u6807\u5e76\u4e0d\u662f\u4e0d\u53ef\u4f7f\u7528\u3002\u5bf9\u5c0f\u578b\u6570\u636e\u96c6\u4f7f\u7528 FAST_FORWARD \u6e38\u6807\u901a\u5e38\u8981\u4f18\u4e8e\u5176\u4ed6\u9010\u884c\u5904\u7406\u65b9\u6cd5\uff0c\u5c24\u5176\u662f\u5728\u5fc5\u987b\u5f15\u7528\u51e0\u4e2a\u8868\u624d\u80fd\u83b7\u5f97\u6240\u9700\u7684\u6570\u636e\u65f6\u3002\u5728\u7ed3\u679c\u96c6\u4e2d\u5305\u62ec\u201c\u5408\u8ba1\u201d\u7684\u4f8b\u7a0b\u901a\u5e38\u8981\u6bd4\u4f7f\u7528\u6e38\u6807\u6267\u884c\u7684\u901f\u5ea6\u5feb\u3002\u5982\u679c\u5f00\u53d1\u65f6 \u95f4\u5141\u8bb8\uff0c\u57fa\u4e8e\u6e38\u6807\u7684\u65b9\u6cd5\u548c\u57fa\u4e8e\u96c6\u7684\u65b9\u6cd5\u90fd\u53ef\u4ee5\u5c1d\u8bd5\u4e00\u4e0b\uff0c\u770b\u54ea\u4e00\u79cd\u65b9\u6cd5\u7684\u6548\u679c\u66f4\u597d\u3002<\/p>\n<p>28\u3001\u5728\u6240\u6709\u7684\u5b58\u50a8\u8fc7\u7a0b\u548c\u89e6\u53d1\u5668\u7684\u5f00\u59cb\u5904\u8bbe\u7f6e SET NOCOUNT ON \uff0c\u5728\u7ed3\u675f\u65f6\u8bbe\u7f6e SET NOCOUNT OFF \u3002\u65e0\u9700\u5728\u6267\u884c\u5b58\u50a8\u8fc7\u7a0b\u548c\u89e6\u53d1\u5668\u7684\u6bcf\u4e2a\u8bed\u53e5\u540e\u5411\u5ba2\u6237\u7aef\u53d1\u9001 DONE_IN_PROC \u6d88\u606f\u3002<\/p>\n<p>29\u3001\u5c3d\u91cf\u907f\u514d\u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u5927\u6570\u636e\u91cf\uff0c\u82e5\u6570\u636e\u91cf\u8fc7\u5927\uff0c\u5e94\u8be5\u8003\u8651\u76f8\u5e94\u9700\u6c42\u662f\u5426\u5408\u7406\u3002<\/p>\n<p>30\u3001\u5c3d\u91cf\u907f\u514d\u5927\u4e8b\u52a1\u64cd\u4f5c\uff0c\u63d0\u9ad8\u7cfb\u7edf\u5e76\u53d1\u80fd\u529b\u3002<\/p>\n<p>\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u64cd\u4f5c\u4e00\u5f20\u5927\u8868\uff0c\u53d1\u73b0\u64cd\u4f5c\u65f6\u95f4\u8fc7\u957f\u6216\u5f71\u54cd\u5728\u7ebf\u4e1a\u52a1\u4e86\uff0c\u60f3\u8981\u56de\u9000\u5927\u8868\u64cd\u4f5c\u7684\u573a\u666f\u3002\u5728\u6211\u4eec\u505c\u6b62\u5927\u8868\u64cd\u4f5c\u4e4b\u540e\uff0c\u7b49\u5f85\u56de\u6eda\u662f\u4e00\u4e2a\u5f88\u6f2b\u957f\u7684\u8fc7\u7a0b\uff0c\u5c3d\u7ba1\u4f60\u53ef\u80fd\u5bf9\u77e5\u9053\u4e00\u4e9b\u7f29\u77ed\u65f6\u95f4\u7684\u65b9\u6cd5\uff0c\u5904\u4e8e\u5bf9\u751f\u4ea7\u73af\u5883\u6570\u636e\u5b8c\u6574\u6027\u7684\u656c\u754f\uff0c\u4e5f\u4f1a\u9009\u62e9\u4e0d\u505a\u4ecb\u5165\u3002\u6700\u7ec8\u9009\u62e9\u4e0d\u4f5c\u4e3a\u7684\u539f\u56e0\u5927\u591a\u6e90\u4e8e\u5bf9\u64cd\u4f5c\u5f71\u54cd\u7684\u4e0d\u786e\u5b9a\u6027\u3002\u5b9e\u8df5\u51fa\u771f\u77e5\uff0c\u4e0b\u9762\u9488\u5bf9\u4e24\u79cd\u4e3b\u8981\u63d0\u5347\u4e8b\u52a1\u56de\u6eda\u901f\u5ea6\u7684\u65b9\u5f0f\u8fdb\u884c\u9a8c\u8bc1\uff0c\u4e00\u79cd\u662f\u63d0\u5347\u64cd\u4f5c\u53ef\u7528\u5185\u5b58\u7a7a\u95f4\uff0c\u4e00\u79cd\u662f\u901a\u8fc7\u505c\u5b9e\u4f8b\uff0c\u7981\u7528 redo \u56de\u6eda\u65b9\u5f0f\u8fdb\u884c\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n<p>\u4ed4\u7ec6\u9605\u8bfb\u8fc7\u5b98\u65b9\u624b\u518c\u7684\u540c\u5b66\uff0c\u4e00\u5b9a\u7559\u610f\u5230\u4e86\u5bf9\u4e8e\u63d0\u5347\u5927\u4e8b\u52a1\u56de\u6eda\u6548\u7387\uff0c\u5b98\u65b9\u63d0\u4f9b\u4e86\u4e24\u79cd\u65b9\u6cd5\uff1a\u4e00\u662f\u589e\u52a0 innodb_buffer_pool_size \u53c2\u6570\u5927\u5c0f\uff0c\u4e8c\u662f\u5408\u7406\u5229\u7528 innodb_force_recovery=3 \u53c2\u6570\uff0c\u8df3\u8fc7\u4e8b\u52a1\u56de\u6eda\u8fc7\u7a0b\u3002\u4e4b\u4e00\u79cd\u65b9\u5f0f\u6bd4\u8f83\u518c\u77e5\u6e29\u548c\uff0cinnodb_buffer_pool_size \u53c2\u6570\u662f\u53ef\u4ee5\u52a8\u6001\u8c03\u6574\u7684\uff0c\u53ef\u884c\u6027\u4e5f\u8f83\u9ad8\u3002\u7b2c\u4e8c\u79cd\u65b9\u5f0f\u76f8\u8f83\u4e4b\u4e0b\u8f83\u66b4\u529b\uff0c\u4f46\u6548\u679c\u8f83\u597d\u3002<\/p>\n<p>\u4e24\u79cd\u65b9\u5f0f\u5404\u6709\u81ea\u5df1\u7684\u4f18\u70b9\uff0c\u4e4b\u4e00\u79cd\u65b9\u5f0f\u5bf9\u7ebf\u4e0a\u4e1a\u52a1\u7cfb\u7edf\u5f71\u54cd\u8f83\u5c0f\uff0c\u4e0d\u4f1a\u4e2d\u65ad\u5728\u7ebf\u4e1a\u52a1\u3002\u7b2c\u4e8c\u79cd\u65b9\u5f0f\u6548\u679c\u66f4\u663e\u8457\uff0c\u4f1a\u77ed\u6682\u5f71\u54cd\u4e1a\u52a1\u57f9\u59ff\u8fde\u7eed\uff0c\u56de\u914d\u59ff\u7edd\u6eda\u6240\u6709\u6ca1\u6709\u63d0\u4ea4\u7684\u4e8b\u52a1\u3002<\/p>\n<p>\u767e\u4e07\u6570\u636e\u5e93\u4f18\u5316\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u767e\u4e07\u6570\u636e\u5e93\u4f18\u5316,\u5982\u4f55\u5feb\u901f\u6709\u6548\u5730\u5b9e\u73b0\u767e\u4e07\u6570\u636e\u5e93\u4f18\u5316,mysql \u6570\u636e\u91cf\u8d85\u8fc7\u767e\u4e07\u540e\u600e\u4e48\u5904\u7406\u7684\u4fe1\u606f\u522b\u5fd8\u4e86\u5728\u672c\u7ad9\u8fdb\u884c\u67e5\u627e\u5594\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd1\u5e74\u6765\uff0c\u6570\u636e\u5206\u6790\u548c\u6316\u6398\u6210\u4e3a\u4e86\u4f01\u4e1a\u83b7\u53d6\u5546\u4e1a\u7ade\u4e89\u4f18\u52bf\u7684\u91cd\u8981\u624b\u6bb5\u3002\u800c\u5728\u6570\u636e\u5e93\u9ad8\u901f\u589e\u957f\u548c\u6570\u636e\u83b7\u53d6\u9700\u6c42\u65e5\u76ca\u589e\u591a\u7684\u60c5\u51b5\u4e0b\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7038],"tags":[],"class_list":["post-163459","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/163459","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=163459"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/163459\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=163459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=163459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=163459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}