{"id":66431,"date":"2024-10-14T17:28:17","date_gmt":"2024-10-14T09:28:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66431\/"},"modified":"2024-10-14T17:28:17","modified_gmt":"2024-10-14T09:28:17","slug":"mybatis%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e8%a1%a8%ef%bc%8c%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd-mybatis%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66431\/","title":{"rendered":"Mybatis\u5be6\u73fe\u6578\u64da\u5eab\u5206\u8868\uff0c\u512a\u5316\u67e5\u8a62\u6027\u80fd (mybatis\u6578\u64da\u5eab\u5206\u8868)"},"content":{"rendered":"<h1 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namespace=\"com.example.UserDataMapper\"&gt;\n    &lt;select id=\"selectUserData\" resultType=\"UserData\"&gt;\n        SELECT * FROM user_data_${year} WHERE user_id = #{userId}\n    &lt;\/select&gt;\n&lt;\/mapper&gt;\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c`${year}`\u662f\u52d5\u614b\u53c3\u6578\uff0c\u53ef\u4ee5\u6839\u64da\u67e5\u8a62\u7684\u6642\u9593\u81ea\u52d5\u66ff\u63db\u3002<\/p>\n<h3 id=\"4-%e5%af%a6%e7%8f%be%e6%9f%a5%e8%a9%a2%e9%82%8f%e8%bc%af-kfKxGcAaiz\">4. \u5be6\u73fe\u67e5\u8a62\u908f\u8f2f<\/h3>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6839\u64da\u7528\u6236\u7684\u67e5\u8a62\u689d\u4ef6\u52d5\u614b\u9078\u64c7\u76f8\u61c9\u7684\u5206\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\npublic List&lt;UserData&gt; getUserData(int userId, int year) {\n    return sqlSession.selectList(\"com.example.UserDataMapper.selectUserData\", userId, year);\n}\n<\/code><\/pre>\n<h2 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