{"id":2780,"date":"2019-09-20T23:04:51","date_gmt":"2019-09-20T15:04:51","guid":{"rendered":"http:\/\/tihar-tech.cn\/?p=2780"},"modified":"2023-04-20T23:18:34","modified_gmt":"2023-04-20T15:18:34","slug":"resulttype%e5%92%8cresultmap%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"http:\/\/139.196.114.170\/?p=2780","title":{"rendered":"ResultType\u548cResultMap\u533a\u522b"},"content":{"rendered":"

ResultType<\/h3>\n

\u901a\u5e38\u7528\u4e8e\u5355\u8868\u67e5\u8be2\uff0c\u4e14\u7ed3\u679c\u5339\u914dEntity
\n\u5217\u540d\u548c\u6807\u51c6\u6210\u5458\u540d\u5339\u914d\u65f6\u53ef\u76f4\u63a5\u4f7f\u7528\u5b57\u6bb5
\n\u4e0d\u4e00\u81f4\u65f6\u4f7f\u7528SQL\u522b\u540d<\/p>\n

<select id="selectUsers" resultType="User">\nselect\n  user_id         as "id",\n  user_name       as "userName",\n  hashed_password as "hashedPassword"\nfrom some_table\nwhere id = #{id}\n<\/select><\/code><\/pre>\n
ResultMap<\/h3>\n
\u901a\u5e38\u7528\u4e8e\u8054\u5408\u67e5\u8be2\u7ed3\u679c
\n\u5217\u540d\u548c\u6210\u5458\u5c5e\u6027\u540d\u4e0d\u4e00\u81f4\u4f7f\u7528
\n\u6307\u5b9a\u67e5\u8be2\u7ed3\u679c\u548cbean\u5c5e\u6027\u7684\u5b57\u6bb5\u6620\u5c04\u5173\u7cfb<\/p>\n
<select id="selectUsers" resultMap="userResultMap">\n  select user_id, user_name, hashed_password\n  from some_table\n  where id = #{id}\n<\/select>\n<resultMap id="userResultMap" type="User">\n  <id property="id" column="user_id" \/>\n  <result property="username" column="user_name"\/>\n  <result property="password" column="hashed_password"\/>\n<\/resultMap><\/code><\/pre>\n
<association> \u7528\u4e8e\u8fde\u8868\u7684\u4e00\u5bf9\u4e00\u5173\u8054
\n<collection> \u7528\u4e8e\u8fde\u8868\u7684\u4e00\u5bf9\u591a\u5173\u8054<\/p>\n
\u53c2\u8003\u8d44\u6599<\/h3>\n
MyBatis\u5b98\u65b9\u6587\u6863 – XML \u6620\u5c04\u5668<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
ResultType \u901a\u5e38\u7528\u4e8e\u5355\u8868\u67e5\u8be2\uff0c\u4e14\u7ed3\u679c\u5339\u914dEntity \u5217\u540d\u548c\u6807\u51c6\u6210\u5458\u540d\u5339\u914d\u65f6\u53ef\u76f4\u63a5\u4f7f\u7528\u5b57\u6bb5 \u4e0d\u4e00\u81f4\u65f6 … <\/p>\n
\u7ee7\u7eed\u9605\u8bfb\u201cResultType\u548cResultMap\u533a\u522b\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[67],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/2780"}],"collection":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2780"}],"version-history":[{"count":4,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/2780\/revisions"}],"predecessor-version":[{"id":2784,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/2780\/revisions\/2784"}],"wp:attachment":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2780"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2780"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}