给数据表某个表中字段设置默认值

给数据表某个表中字段设置默认值

用户性别默认为男:

  UPDATE    Sys_User
SET              Gender = ''
WHERE     (Gender IS NULL)

将周浦中学,石桥小学存在的Notifications 表中家长,老师,学生接收范围中为NULL的全部改为''

 UPDATE    Notifications
SET              TReceiveRange = ''
WHERE     (TReceiveRange IS NULL)
  UPDATE    Notifications
SET              SReceiveRange = ''
WHERE     (SReceiveRange IS NULL)

  UPDATE    Notifications
SET              PReceiveRange = ''
WHERE     (PReceiveRange IS NULL)

文章表:石桥中心那边已经添加好的设置默认值

UPDATE    SitesDetails
SET              Accesslimit = 0
WHERE     (Accesslimit IS NULL)

UPDATE    SitesDetails
SET              IsTop = 'False'
WHERE     (IsTop IS NULL)

UPDATE    SitesDetails
SET              ToAPP = 'False'
WHERE     (ToAPP IS NULL)

UPDATE    SitesDetails
SET              Hits = 0
WHERE     (Hits IS NULL)

UPDATE    SitesDetails
SET              Audit = 1
WHERE     (Audit IS NULL)

UPDATE    SitesDetails
SET              SortCode = 0
WHERE     (SortCode IS NULL)

UPDATE    SitesDetails
SET              IsComment= 'False'
WHERE     (IsComment IS NULL)
原文地址:https://www.cnblogs.com/yechangzhong-826217795/p/5995888.html