{"id":14255,"date":"2023-12-04T01:04:59","date_gmt":"2023-12-03T17:04:59","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14255"},"modified":"2023-12-04T01:06:49","modified_gmt":"2023-12-03T17:06:49","slug":"mybatis-de-jie-kou-bang-ding-you-na-xie-shi-xian-f","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/mybatis-de-jie-kou-bang-ding-you-na-xie-shi-xian-f\/","title":{"rendered":"MyBatis \u7684\u63a5\u53e3\u7ed1\u5b9a\uff1f\u6709\u54ea\u4e9b\u5b9e\u73b0\u65b9\u5f0f\uff1f"},"content":{"rendered":"

MyBatis \u7684\u63a5\u53e3\u7ed1\u5b9a\u6307\u7684\u662f\u5c06\u63a5\u53e3\u4e0e\u5bf9\u5e94\u7684 SQL \u6620\u5c04\u6587\u4ef6\u6216\u6ce8\u89e3\u7ed1\u5b9a\u5728\u4e00\u8d77\uff0c\u5b9e\u73b0\u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u65b9\u6cd5\u4e0e SQL \u8bed\u53e5\u7684\u5bf9\u5e94\u5173\u7cfb\u3002\u8fd9\u79cd\u7ed1\u5b9a\u6709\u591a\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n

    \n
  1. XML \u6587\u4ef6\u914d\u7f6e\u65b9\u5f0f\uff1a<\/strong>\n
      \n
    • \u6700\u4f20\u7edf\u7684\u65b9\u5f0f\uff0c\u5c06\u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\u4e0e SQL \u8bed\u53e5\u5728 XML \u6620\u5c04\u6587\u4ef6\u4e2d\u8fdb\u884c\u5bf9\u5e94\u3002<\/li>\n
    • \u5728 XML \u6587\u4ef6\u4e2d\u914d\u7f6e\u63a5\u53e3\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u7136\u540e\u5b9a\u4e49\u65b9\u6cd5\u4e0e SQL \u8bed\u53e5\u7684\u6620\u5c04\u5173\u7cfb\u3002<\/li>\n<\/ul>\n
      <!-- UserMapper.xml -->\n<mapper namespace=\"com.example.UserMapper\">\n   <select id=\"getUserById\" resultType=\"User\">\n       SELECT * FROM users WHERE id = #{id}\n   <\/select>\n   <!-- \u5176\u4ed6 SQL \u8bed\u53e5 -->\n<\/mapper>\n<\/code><\/pre>\n<\/li>\n
    • \u6ce8\u89e3\u65b9\u5f0f\uff1a<\/strong>\n
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      • \u5728\u63a5\u53e3\u65b9\u6cd5\u4e0a\u6dfb\u52a0\u6ce8\u89e3\uff0c\u5b9a\u4e49\u65b9\u6cd5\u7684 SQL \u67e5\u8be2\u548c\u6620\u5c04\u5173\u7cfb\u3002<\/li>\n<\/ul>\n
        \/\/ UserMapper.java\npublic interface UserMapper {\n   @Select(\"SELECT * FROM users WHERE id = #{id}\")\n   User getUserById(@Param(\"id\") Long id);\n   \/\/ \u5176\u4ed6\u6ce8\u89e3\u65b9\u5f0f\u5b9a\u4e49\u7684 SQL \u65b9\u6cd5\n}\n<\/code><\/pre>\n<\/li>\n
      • XML \u6587\u4ef6 + \u6ce8\u89e3\u65b9\u5f0f\uff1a<\/strong>\n
          \n
        • \u7ed3\u5408 XML \u6620\u5c04\u6587\u4ef6\u548c\u6ce8\u89e3\u65b9\u5f0f\uff0c\u4f7f\u7528 XML \u5b9a\u4e49\u90e8\u5206 SQL\uff0c\u7136\u540e\u5728 Java \u63a5\u53e3\u4e2d\u4f7f\u7528\u6ce8\u89e3\u5b9a\u4e49\u5176\u4ed6 SQL \u548c\u6620\u5c04\u5173\u7cfb\u3002<\/li>\n
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          <!-- UserMapper.xml -->\n<mapper namespace=\"com.example.UserMapper\">\n   <select id=\"getUserById\" resultType=\"User\">\n       SELECT * FROM users WHERE id = #{id}\n   <\/select>\n   <!-- \u5176\u4ed6 SQL \u8bed\u53e5 -->\n<\/mapper>\n<\/code><\/pre>\n
          \/\/ UserMapper.java\npublic interface UserMapper {\n   \/\/ \u6ce8\u89e3\u65b9\u5f0f\u5b9a\u4e49\u7684 SQL \u65b9\u6cd5\n   @Select(\"SELECT * FROM users WHERE name = #{name}\")\n   List<User> getUsersByName(@Param(\"name\") String name);\n   \/\/ \u5176\u4ed6\u65b9\u6cd5\n}\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
          \u9009\u62e9\u4f55\u79cd\u65b9\u5f0f\u7f16\u5199 Mapper \u53d6\u51b3\u4e8e\u56e2\u961f\u548c\u4e2a\u4eba\u504f\u597d\uff0c\u4ee5\u53ca\u9879\u76ee\u7684\u9700\u6c42\u548c\u590d\u6742\u5ea6\u3002XML \u65b9\u5f0f\u53ef\u4ee5\u66f4\u6e05\u6670\u5730\u5206\u79bb SQL \u548c Java \u4ee3\u7801\uff0c\u6ce8\u89e3\u65b9\u5f0f\u66f4\u4e3a\u7b80\u6d01\uff0c\u800c\u6df7\u5408\u65b9\u5f0f\u5219\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u7075\u6d3b\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          MyBatis \u7684\u63a5\u53e3\u7ed1\u5b9a\u6307\u7684\u662f\u5c06\u63a5\u53e3\u4e0e\u5bf9\u5e94\u7684 SQL \u6620\u5c04\u6587\u4ef6\u6216\u6ce8\u89e3\u7ed1\u5b9a\u5728\u4e00\u8d77\uff0c\u5b9e\u73b0\u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u65b9\u6cd5\u4e0e SQ […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[113],"tags":[],"class_list":["post-14255","post","type-post","status-publish","format-standard","hentry","category-mybatis"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=14255"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14255\/revisions"}],"predecessor-version":[{"id":14256,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14255\/revisions\/14256"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14255"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}