Примери за използване на Referential integrity на Английски и техните преводи на Български
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For more information about referential integrity, see the Understanding Referential Integrity and the Enforce Referential Integrity sections.
select the Enforce Referential Integrity check box.
If referential integrity is enforced, Access also displays a"1" above the join line to show which table
If referential integrity is enforced, access also displays a"1" above the join line to show which table
In a lookup column with an enforced relationship(also called referential integrity), you can lookup single values
you enable a set of rules called Referential Integrity, and you enable cascading deletes.
enforced relational behavior(also called referential integrity), you can reach the List View Threshold
To allow Access to read the database diagram while enforcing referential integrity through triggers, the Upsizing Wizard places DRI on the relationships but turns off checking of foreign key constraints.
When you enforce referential integrity and choose the Cascade Delete Related Records option, Access automatically deletes
The purpose of using referential integrity is to prevent orphan records and to keep references synchronized
data validation, and referential integrity code on the server, rather than on the client.
in SharePoint 2010 products, you can use the options for a lookup column to enforce referential integrity between those lists, so that there are no child items orphaned without parent items.
Referential integrity constraints.
After you have enforced referential integrity, the following rules apply.
Another attractive feature is the ability to check referential integrity in MyISAM tables.
You enable this behavior by turning on referential integrity and cascading updates between the two tables.
You enable this behavior by turning on referential integrity and cascading updates between the two tables.
You can also set the join type, or enforce referential integrity and choose a cascade option.
Triggers are often created to enforce referential integrity or consistency among logically related data in different tables.
The"one" and"many" symbols are not displayed in this case, because referential integrity is not enforced.