WEIXIN_KEY USERNAME, APPID, APPSECRET, ACCESS_TOKEN, CREATETIME, BZ, WXUSERNAME, KEY_ID #{USERNAME}, #{APPID}, #{APPSECRET}, #{ACCESS_TOKEN}, #{CREATETIME}, #{BZ}, #{WXUSERNAME}, #{KEY_ID} insert into ( ) values ( ) delete from where KEY_ID = #{KEY_ID} update set USERNAME = #{USERNAME}, APPID = #{APPID}, APPSECRET = #{APPSECRET}, BZ = #{BZ}, KEY_ID = KEY_ID where KEY_ID = #{KEY_ID} delete from where KEY_ID in #{item}