{"id":25411,"date":"2024-11-24T12:46:29","date_gmt":"2024-11-24T04:46:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25411\/"},"modified":"2024-11-24T12:46:29","modified_gmt":"2024-11-24T04:46:29","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-mysql-%e6%9f%a5%e8%af%a2%e7%89%b9%e5%ae%9a%e9%83%a8%e9%97%a8%e5%8f%8a%e5%85%b6%e6%89%80%e6%9c%89%e4%b8%8b%e5%b1%9e%e9%83%a8%e9%97%a8%e7%9a%84%e7%94%a8%e6%88%b7-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25411\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 MySQL \u67e5\u8be2\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173060899268214.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528 MySQL \u67e5\u8be2\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528 MySQL \u67e5\u8be2\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong> \u5206\u7ec4\u67e5\u8be2\u67d0\u4e2a\u90e8\u95e8\u53ca\u5176\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237<\/strong><\/p>\n<p>\u5f53\u7528\u6237\u53ef\u4ee5\u5f52\u5c5e\u4e8e\u591a\u4e2a\u90e8\u95e8\u65f6\uff0c\u9700\u8981\u4f7f\u7528 mysql \u67e5\u8be2\u6765\u68c0\u7d22\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u4e2d\u7684\u7528\u6237\u3002<\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u91cd\u590d\u8bb0\u5f55\uff0c\u53ef\u4ee5\u4f7f\u7528 where \u4ece\u53e5\u6765\u9650\u5b9a\u67e5\u8be2\u7ed3\u679c\uff0c\u53ea\u9009\u62e9\u7b26\u5408\u7279\u5b9a\u6761\u4ef6\u7684\u8bb0\u5f55\u3002<\/p>\n<p><strong>sql \u67e5\u8be2\u8bed\u53e5\uff1a<\/strong><\/p>\n<pre>SELECT\n    ud.dept_id,\n    u.*\nFROM\n    sys_user_dept ud\nLEFT JOIN\n    sys_user u ON ud.user_id = u.id\nWHERE\n    ud.\u90e8\u95e8id\u5b57\u6bb5 = \u9700\u8981\u67e5\u8be2\u7684\u90e8\u95e8id<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0c\u90e8\u95e8id\u5b57\u6bb5\u662f\u8981\u67e5\u8be2\u90e8\u95e8\u7684 id \u5b57\u6bb5\u540d\u79f0\u3002<\/p>\n<p>\u4f7f\u7528\u6b64\u67e5\u8be2\uff0c\u53ea\u80fd\u68c0\u7d22\u5c5e\u4e8e\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u4e2d\u7684\u7528\u6237\uff0c\u4ece\u800c\u6d88\u9664\u91cd\u590d\u8bb0\u5f55\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 MySQL \u67e5\u8be2\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5206\u7ec4\u67e5\u8be2\u67d0\u4e2a\u90e8\u95e8\u53ca\u5176\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237 \u5f53\u7528\u6237\u53ef\u4ee5\u5f52\u5c5e\u4e8e\u591a\u4e2a\u90e8\u95e8\u65f6\uff0c\u9700\u8981\u4f7f\u7528 mysql \u67e5\u8be2\u6765\u68c0\u7d22\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u4e2d\u7684\u7528\u6237\u3002 \u4e3a\u4e86\u907f\u514d\u91cd\u590d\u8bb0\u5f55\uff0c\u53ef\u4ee5\u4f7f\u7528 where \u4ece\u53e5\u6765\u9650\u5b9a\u67e5\u8be2\u7ed3\u679c\uff0c\u53ea\u9009\u62e9\u7b26\u5408\u7279\u5b9a\u6761\u4ef6\u7684\u8bb0\u5f55\u3002 sql \u67e5\u8be2\u8bed\u53e5\uff1a SELECT ud.dept_id, u.* FROM sys_user_dept ud LEFT JOIN sys_user u ON ud.user_id = u.id WHERE ud.\u90e8\u95e8id\u5b57\u6bb5 = \u9700\u8981\u67e5\u8be2\u7684\u90e8\u95e8id \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0c\u90e8\u95e8id\u5b57\u6bb5\u662f\u8981\u67e5\u8be2\u90e8\u95e8\u7684 id \u5b57\u6bb5\u540d\u79f0\u3002 \u4f7f\u7528\u6b64\u67e5\u8be2\uff0c\u53ea\u80fd\u68c0\u7d22\u5c5e\u4e8e\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u4e2d\u7684\u7528\u6237\uff0c\u4ece\u800c\u6d88\u9664\u91cd\u590d\u8bb0\u5f55\u3002 \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 MySQL \u67e5\u8be2\u7279\u5b9a\u90e8\u95e8\u53ca\u5176\u6240\u6709\u4e0b\u5c5e\u90e8\u95e8\u7684\u7528\u6237\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\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-25411","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25411","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=25411"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25411\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}