{"id":200811,"date":"2025-05-06T12:03:44","date_gmt":"2025-05-06T04:03:44","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200811\/"},"modified":"2025-05-06T12:03:44","modified_gmt":"2025-05-06T04:03:44","slug":"%e5%9c%a8-java-%e4%bb%a3%e7%a0%81%e5%92%8c-mysql-where-%e5%ad%90%e5%8f%a5%e4%b8%ad%e8%bf%9b%e8%a1%8c%e8%bf%90%e7%ae%97%e6%93%8d%e4%bd%9c%ef%bc%8c%e5%93%aa%e4%b8%aa%e6%9b%b4%e5%90%88%e9%80%82%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200811\/","title":{"rendered":"\u5728 Java \u4ee3\u7801\u548c MySQL WHERE \u5b50\u53e5\u4e2d\u8fdb\u884c\u8fd0\u7b97\u64cd\u4f5c\uff0c\u54ea\u4e2a\u66f4\u5408\u9002\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5728 Java \u4ee3\u7801\u548c MySQL WHERE \u5b50\u53e5\u4e2d\u8fdb\u884c\u8fd0\u7b97\u64cd\u4f5c\uff0c\u54ea\u4e2a\u66f4\u5408\u9002\uff1f<\/h1>\n

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<\/p>\n

Java \u4ee3\u7801\u8fd8\u662f MySQL WHERE \u5b50\u53e5\u4e2d\u7684\u8fd0\u7b97\u64cd\u4f5c<\/strong><\/p>\n

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MySQL WHERE \u5b50\u53e5\u4e2d\u7684\u8fd0\u7b97\u64cd\u4f5c<\/strong><\/p>\n

\u5982\u95ee\u9898\u4e2d\u63d0\u5230\u7684 Mybatis \u4ee3\u7801\u6240\u793a\uff0c\u53ef\u4ee5\u5728 WHERE \u5b50\u53e5\u4e2d\u4f7f\u7528 IN \u8fd0\u7b97\u7b26\uff0c\u7ed3\u5408 foreach \u5faa\u73af\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u52a0\u4e00\u8fd0\u7b97\u3002\u8fd9\u79cd\u65b9\u5f0f\u7684\u4f18\u70b9\u662f\u7b80\u6d01\u660e\u4e86\uff0c\u53ea\u9700\u8981\u5728 SQL \u8bed\u53e5\u4e2d\u5199\u51fa\u8fd0\u7b97\u64cd\u4f5c\u5373\u53ef\u3002<\/p>\n

Java \u4ee3\u7801\u4e2d\u7684\u8fd0\u7b97\u64cd\u4f5c<\/strong><\/p>\n

\u5728 Java \u4ee3\u7801\u4e2d\u8fdb\u884c\u8fd0\u7b97\u64cd\u4f5c\uff0c\u9700\u8981\u5148\u4ece\u6570\u636e\u5e93\u4e2d\u67e5\u8be2\u51fa\u6570\u636e\uff0c\u7136\u540e\u5728\u4ee3\u7801\u4e2d\u8fdb\u884c\u8fd0\u7b97\u3002\u76f8\u8f83\u4e8e WHERE \u5b50\u53e5\u7684\u8fd0\u7b97\u64cd\u4f5c\uff0c\u8fd9\u79cd\u65b9\u5f0f\u66f4\u52a0\u7075\u6d3b\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u590d\u6742\u7684\u8fd0\u7b97\u3002<\/p>\n

\u5173\u4e8e\u7d22\u5f15\u5931\u6548<\/strong><\/p>\n

\u5728\u95ee\u9898\u4e2d\u63d0\u5230\uff0c\u5728 WHERE \u5b50\u53e5\u4e2d\u8fdb\u884c\u8fd0\u7b97\u4f1a\u5bfc\u81f4\u7d22\u5f15\u5931\u6548\u3002\u8fd9\u662f\u56e0\u4e3a MySQL \u65e0\u6cd5\u5bf9\u8fd0\u7b97\u540e\u7684\u5b57\u6bb5\u503c\u8fdb\u884c\u7d22\u5f15\u4f18\u5316\u3002\u4e0d\u8fc7\uff0c\u5728\u672c\u6b21\u6848\u4f8b\u4e2d\uff0c\u5373\u4f7f\u5728 WHERE \u5b50\u53e5\u4e2d\u8fdb\u884c\u52a0\u4e00\u8fd0\u7b97\uff0c\u4e5f\u4e0d\u4f1a\u5bf9\u7d22\u5f15\u5931\u6548\uff0c\u56e0\u4e3a\u7d22\u5f15\u5efa\u7acb\u5728\u539f\u59cb age \u503c\u4e4b\u4e0a\uff0c\u52a0\u4e00\u8fd0\u7b97\u5e76\u4e0d\u4f1a\u6539\u53d8 age \u503c\u7684\u6392\u5e8f\u987a\u5e8f\u3002<\/p>\n

\u5efa\u8bae<\/strong><\/p>\n

\u7efc\u5408\u8003\u8651\u7b80\u6d01\u6027\u3001\u7075\u6d3b\u6027\u4ee5\u53ca\u7d22\u5f15\u4f18\u5316\uff0c\u5efa\u8bae\u5c06\u8fd0\u7b97\u64cd\u4f5c\u653e\u5728 Java \u4ee3\u7801\u4e2d\u6267\u884c\u3002<\/p>\n

\u672c\u7bc7\u5173\u4e8e\u300a\u5728 Java \u4ee3\u7801\u548c MySQL WHERE \u5b50\u53e5\u4e2d\u8fdb\u884c\u8fd0\u7b97\u64cd\u4f5c\uff0c\u54ea\u4e2a\u66f4\u5408\u9002\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6570\u636e\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n

\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"

\u5728 Java \u4ee3\u7801\u548c MySQL...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200811","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200811","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200811"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200811\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}