只更新未读的数据

3 years ago · 3daaad3116
1 changed files with 1 additions and 1 deletions
--- a/esua-epdc/epdc-module/epdc-group/epdc-group-server/src/main/resources/mapper/topic/GroupTopicUserReadDao.xml
+++ b/esua-epdc/epdc-module/epdc-group/epdc-group-server/src/main/resources/mapper/topic/GroupTopicUserReadDao.xml
@ -4,7 +4,7 @@
 <mapper namespace="com.elink.esua.epdc.modules.topic.dao.GroupTopicUserReadDao">

    <update id="updateTopicReadFlag">
-        UPDATE epdc_group_topic_user_read SET READ_FLAG = #{readFlag} WHERE GROUP_ID = #{groupId} AND USER_ID = #{userId}
+        UPDATE epdc_group_topic_user_read SET READ_FLAG = #{readFlag} WHERE READ_FLAG = '0' AND GROUP_ID = #{groupId} AND USER_ID = #{userId}
    </update>

 </mapper>