{"id":7558,"date":"2024-11-14T13:45:11","date_gmt":"2024-11-14T05:45:11","guid":{"rendered":"https:\/\/fwq.ai\/blog\/7558\/"},"modified":"2024-11-14T13:45:11","modified_gmt":"2024-11-14T05:45:11","slug":"mysql-where-%e6%9d%a1%e4%bb%b6%e4%b8%8b%e4%bb%85%e5%89%a9%e5%ad%97%e6%ae%b5%ef%bc%8c%e4%b8%ba%e4%bd%95%e4%bb%8d%e8%83%bd%e8%bf%94%e5%9b%9e%e6%95%b0%e6%8d%ae%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/7558\/","title":{"rendered":"MySQL WHERE \u6761\u4ef6\u4e0b\u4ec5\u5269\u5b57\u6bb5\uff0c\u4e3a\u4f55\u4ecd\u80fd\u8fd4\u56de\u6570\u636e\uff1f"},"content":{"rendered":"

\"MySQL<\/p>\n

MySQL\u4e2dwhere\u540e\u8ddf\u5b57\u6bb5\u6761\u4ef6\u7684\u7591\u60d1<\/strong><\/p>\n

MySQL\u4e2d\uff0cselect from where \u67e5\u8be2\u8bed\u53e5\uff0c\u5373\u4f7fwhere\u540e\u7684\u6761\u4ef6\u4ec5\u5269\u4e00\u4e2a\u5b57\u6bb5\uff0c\u4e5f\u80fd\u8fd4\u56de\u6570\u636e\uff0c\u4f46\u4ec5\u9650\u4e8e\u6570\u5b57\u5f00\u5934\u7684\u7ed3\u679c\u3002\u8fd9\u4e0d\u7981\u8ba9\u4eba\u597d\u5947\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cMySQL\u5230\u5e95\u662f\u57fa\u4e8e\u4ec0\u4e48\u6761\u4ef6\u8fdb\u884c\u8fc7\u6ee4\u7684\u3002<\/p>\n

\u6839\u636eMySQL\u6587\u6863\uff0cwhere\u540e\u7684\u6761\u4ef6\u662f\u4e00\u4e2a\u8868\u8fbe\u5f0f\uff0c\u5982\u679c\u5bf9\u4e8e\u6bcf\u6761\u5f85\u9009\u884c\uff0c\u8868\u8fbe\u5f0f\u7684\u503c\u4e3a\u771f\uff0c\u5219\u8be5\u884c\u4f1a\u88ab\u9009\u62e9\u3002\u6362\u53e5\u8bdd\u8bf4\uff0cwhere\u540e\u7684\u5b57\u6bb5\u4ec5\u5f53\u5176\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u65f6\uff0c\u624d\u4f1a\u6210\u4e3a\u6709\u6548\u6761\u4ef6\u3002<\/p>\n

\u5728\u793a\u4f8b\u4e2d\uff0cuuid\u662f\u4e00\u4e2a\u552f\u4e00\u6807\u8bc6\u7b26\u5b57\u6bb5\uff0c\u5b83\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u3002\u56e0\u6b64\uff0cMySQL\u5c06where\u540e\u7684uuid\u89c6\u4e3a\u4e00\u4e2a\u8868\u8fbe\u5f0f\u7684\u503c\uff0c\u5bf9\u5176\u8fdb\u884c\u6c42\u503c\uff0c\u5e76\u8fd4\u56de\u6ee1\u8db3uuid\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u7684\u8bb0\u5f55\u3002<\/p>\n

\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u79cd\u65b9\u6cd5\u4e0eOracle\u4e0d\u540c\u3002\u5728Oracle\u4e2d\uff0c\u5982\u679cwhere\u540e\u7684\u6761\u4ef6\u4ec5\u5269\u4e00\u4e2a\u5b57\u6bb5\uff0c\u5b83\u4f1a\u81ea\u52a8\u62a5\u9519\u3002\u800cMySQL\u5219\u5141\u8bb8\u8fd9\u79cd\u8868\u8fbe\u5f0f\u7684\u4f7f\u7528\uff0c\u5e76\u8fd4\u56de\u6ee1\u8db3\u6761\u4ef6\u7684\u6570\u636e\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662fMySQL WHERE \u6761\u4ef6\u4e0b\u4ec5\u5269\u5b57\u6bb5\uff0c\u4e3a\u4f55\u4ecd\u80fd\u8fd4\u56de\u6570\u636e\uff1f\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":"

MySQL\u4e2dwhere\u540e\u8ddf\u5b57\u6bb5\u6761\u4ef6\u7684\u7591\u60d1 MySQL\u4e2d\uff0cselect from where \u67e5\u8be2\u8bed\u53e5\uff0c\u5373\u4f7fwhere\u540e\u7684\u6761\u4ef6\u4ec5\u5269\u4e00\u4e2a\u5b57\u6bb5\uff0c\u4e5f\u80fd\u8fd4\u56de\u6570\u636e\uff0c\u4f46\u4ec5\u9650\u4e8e\u6570\u5b57\u5f00\u5934\u7684\u7ed3\u679c\u3002\u8fd9\u4e0d\u7981\u8ba9\u4eba\u597d\u5947\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cMySQL\u5230\u5e95\u662f\u57fa\u4e8e\u4ec0\u4e48\u6761\u4ef6\u8fdb\u884c\u8fc7\u6ee4\u7684\u3002 \u6839\u636eMySQL\u6587\u6863\uff0cwhere\u540e\u7684\u6761\u4ef6\u662f\u4e00\u4e2a\u8868\u8fbe\u5f0f\uff0c\u5982\u679c\u5bf9\u4e8e\u6bcf\u6761\u5f85\u9009\u884c\uff0c\u8868\u8fbe\u5f0f\u7684\u503c\u4e3a\u771f\uff0c\u5219\u8be5\u884c\u4f1a\u88ab\u9009\u62e9\u3002\u6362\u53e5\u8bdd\u8bf4\uff0cwhere\u540e\u7684\u5b57\u6bb5\u4ec5\u5f53\u5176\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u65f6\uff0c\u624d\u4f1a\u6210\u4e3a\u6709\u6548\u6761\u4ef6\u3002 \u5728\u793a\u4f8b\u4e2d\uff0cuuid\u662f\u4e00\u4e2a\u552f\u4e00\u6807\u8bc6\u7b26\u5b57\u6bb5\uff0c\u5b83\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u3002\u56e0\u6b64\uff0cMySQL\u5c06where\u540e\u7684uuid\u89c6\u4e3a\u4e00\u4e2a\u8868\u8fbe\u5f0f\u7684\u503c\uff0c\u5bf9\u5176\u8fdb\u884c\u6c42\u503c\uff0c\u5e76\u8fd4\u56de\u6ee1\u8db3uuid\u53ef\u4ee5\u8f6c\u6362\u4e3atrue\u7684\u8bb0\u5f55\u3002 \u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u79cd\u65b9\u6cd5\u4e0eOracle\u4e0d\u540c\u3002\u5728Oracle\u4e2d\uff0c\u5982\u679cwhere\u540e\u7684\u6761\u4ef6\u4ec5\u5269\u4e00\u4e2a\u5b57\u6bb5\uff0c\u5b83\u4f1a\u81ea\u52a8\u62a5\u9519\u3002\u800cMySQL\u5219\u5141\u8bb8\u8fd9\u79cd\u8868\u8fbe\u5f0f\u7684\u4f7f\u7528\uff0c\u5e76\u8fd4\u56de\u6ee1\u8db3\u6761\u4ef6\u7684\u6570\u636e\u3002 \u4ee5\u4e0a\u5c31\u662fMySQL WHERE \u6761\u4ef6\u4e0b\u4ec5\u5269\u5b57\u6bb5\uff0c\u4e3a\u4f55\u4ecd\u80fd\u8fd4\u56de\u6570\u636e\uff1f\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},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-7558","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7558","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=7558"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7558\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=7558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=7558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=7558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}