{"id":14189,"date":"2023-12-04T00:36:19","date_gmt":"2023-12-03T16:36:19","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14189"},"modified":"2023-12-04T00:38:11","modified_gmt":"2023-12-03T16:38:11","slug":"mybatis-de-xml-ying-she-wen-jian-he-mybatis-nei-bu","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/mybatis-de-xml-ying-she-wen-jian-he-mybatis-nei-bu\/","title":{"rendered":"MyBatis \u7684 Xml \u6620\u5c04\u6587\u4ef6\u548c MyBatis \u5185\u90e8\u6570\u636e\u7ed3\u6784\u4e4b\u95f4\u7684\u6620\u5c04\u5173\u7cfb\uff1f"},"content":{"rendered":"

MyBatis \u7684 XML \u6620\u5c04\u6587\u4ef6\uff08Mapper XML\uff09\u548c MyBatis \u5185\u90e8\u6570\u636e\u7ed3\u6784\u4e4b\u95f4\u6709\u7740\u4e00\u4e00\u5bf9\u5e94\u7684\u6620\u5c04\u5173\u7cfb\u3002\u8fd9\u79cd\u6620\u5c04\u5173\u7cfb\u4e3b\u8981\u662f\u901a\u8fc7\u89e3\u6790 XML \u6620\u5c04\u6587\u4ef6\uff0c\u5c06\u5176\u4e2d\u7684\u4fe1\u606f\u8f6c\u5316\u4e3a MyBatis \u5185\u90e8\u7684\u6570\u636e\u7ed3\u6784\u6765\u5b9e\u73b0\u7684\u3002<\/p>\n

<\/span><\/a>\u6620\u5c04\u5173\u7cfb\uff1a<\/h3>\n
    \n
  1. \nMapper XML -> MappedStatement\uff1a<\/strong> XML \u6620\u5c04\u6587\u4ef6\u4e2d\u7684 <select><\/code>\u3001<insert><\/code>\u3001<update><\/code>\u3001<delete><\/code> \u7b49\u6807\u7b7e\u4f1a\u88ab\u89e3\u6790\u6210\u5bf9\u5e94\u7684 MappedStatement \u5bf9\u8c61\uff0c\u5b83\u8868\u793a\u4e86\u4e00\u4e2a SQL \u6620\u5c04\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5305\u62ec SQL \u8bed\u53e5\u3001\u8f93\u5165\u53c2\u6570\u3001\u8f93\u51fa\u7ed3\u679c\u7c7b\u578b\u7b49\u3002\n<\/li>\n
  2. \nResultMap -> ResultMapping\uff1a<\/strong> Mapper XML \u4e2d\u7684 <resultMap><\/code> \u6807\u7b7e\u5b9a\u4e49\u4e86\u7ed3\u679c\u6620\u5c04\u89c4\u5219\uff0c\u5c06\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u6620\u5c04\u5230 Java \u5bf9\u8c61\u3002\u8fd9\u4e9b\u89c4\u5219\u88ab\u89e3\u6790\u6210 ResultMapping \u5bf9\u8c61\uff0c\u5305\u62ec\u5217\u540d\u3001Java \u5c5e\u6027\u540d\u3001Java \u7c7b\u578b\u7b49\u6620\u5c04\u4fe1\u606f\u3002\n<\/li>\n
  3. \n\u5176\u4ed6\u6807\u7b7e -> \u76f8\u5e94\u7684\u6570\u636e\u7ed3\u6784\uff1a<\/strong> \u5176\u4ed6 XML \u6620\u5c04\u6587\u4ef6\u4e2d\u7684\u6807\u7b7e\u5982 <parameterMap><\/code>\u3001<sql><\/code>\u3001<include><\/code> \u7b49\u4e5f\u4f1a\u88ab\u89e3\u6790\u4e3a\u76f8\u5e94\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5982 ParameterMap\u3001SqlSource \u7b49\u3002\n<\/li>\n
  4. \nMappedStatement -> Executor\u3001StatementHandler\u3001ResultSetHandler\uff1a<\/strong> MappedStatement \u5bf9\u8c61\u6700\u7ec8\u88ab\u89e3\u6790\u5230\u5e95\u5c42\u7684\u6267\u884c\u5668 Executor\u3001\u8bed\u53e5\u5904\u7406\u5668 StatementHandler\u3001\u7ed3\u679c\u96c6\u5904\u7406\u5668 ResultSetHandler \u7b49\u6838\u5fc3\u7ec4\u4ef6\u4e2d\uff0c\u7528\u4e8e\u6700\u7ec8\u6267\u884c\u6570\u636e\u5e93\u64cd\u4f5c\u3002\n<\/li>\n<\/ol>\n

    <\/span><\/a>\u89e3\u6790\u6d41\u7a0b\uff1a<\/h3>\n

    MyBatis \u5728\u521d\u59cb\u5316\u65f6\uff0c\u4f1a\u52a0\u8f7d\u89e3\u6790 Mapper XML \u6587\u4ef6\uff0c\u5c06 XML \u6587\u4ef6\u4e2d\u5b9a\u4e49\u7684 SQL \u8bed\u53e5\u3001\u53c2\u6570\u6620\u5c04\u3001\u7ed3\u679c\u6620\u5c04\u7b49\u4fe1\u606f\u89e3\u6790\u4e3a\u5bf9\u5e94\u7684\u5185\u90e8\u6570\u636e\u7ed3\u6784\u3002\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u5305\u62ec MappedStatement\u3001ResultMap\u3001ParameterMap\u3001SqlSource \u7b49\uff0c\u7528\u4e8e\u63cf\u8ff0\u548c\u5b58\u50a8 XML \u6587\u4ef6\u4e2d\u5b9a\u4e49\u7684\u6620\u5c04\u5173\u7cfb\u548c SQL \u6267\u884c\u76f8\u5173\u7684\u4fe1\u606f\u3002<\/p>\n

    \u8fd9\u79cd\u6620\u5c04\u5173\u7cfb\u7684\u5efa\u7acb\u4f7f\u5f97 MyBatis \u80fd\u591f\u6839\u636e XML \u6587\u4ef6\u4e2d\u7684\u914d\u7f6e\u4fe1\u606f\uff0c\u6b63\u786e\u5730\u6267\u884c\u5bf9\u5e94\u7684 SQL \u8bed\u53e5\uff0c\u5e76\u5c06\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u7ed3\u679c\u6b63\u786e\u5730\u6620\u5c04\u5230 Java \u5bf9\u8c61\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    MyBatis \u7684 XML \u6620\u5c04\u6587\u4ef6\uff08Mapper XML\uff09\u548c MyBatis \u5185\u90e8\u6570\u636e\u7ed3\u6784\u4e4b\u95f4\u6709\u7740\u4e00\u4e00\u5bf9\u5e94\u7684 […]<\/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-14189","post","type-post","status-publish","format-standard","hentry","category-mybatis"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14189","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=14189"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14189\/revisions"}],"predecessor-version":[{"id":14190,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14189\/revisions\/14190"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14189"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}