Updating foreign key values

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没有蜡笔的小新
没有蜡笔的小新 2021-01-22 20:54

I have a database application in which a group is modeled like this:

TABLE Group
(
  group_id integer primary key,
  group_owner_id integer
)

TABLE GroupItem
(
         


        
3条回答
  •  一个人的身影
    2021-01-22 21:08

    You might try to add an update rule to cascade changes.

    Microsoft Links
    Foreign Key Relationships Dialog Box (see Update Rule)
    Grouping Changes to Related Rows with Logical Records

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