modify: 动态sql

yanxuan-qc-change-system-biz/src/main/java/com/netease/mail/yanxuan/change/biz/service/impl/ChangeFlowServiceImpl.java

@@ -45,7 +45,7 @@ public class ChangeFlowServiceImpl implements ChangeFlowService {
 
     @Override
     public Boolean updateRecord(ChangeRecord changeRecord) {
-        return changeRecordMapper.updateByPrimaryKey(changeRecord) > 0;
+        return changeRecordMapper.updateByPrimaryKeySelective(changeRecord) > 0;
     }
 
     @Override