Examples of using Referential integrity in English and their translations into Romanian
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Referential integrity.
StrReferentialIntegrity='Check referential integrity:';
The Referential Integrity.
Also, by default, Access enforces a set of rules called referential integrity.
Show referential integrity in Visio 2010.
Do not enforce This action turns off referential integrity rules for this relationship.
Referential integrity is not enforced in the new list.
For information about enabling referential integrity, see the steps in the next section.
Referential integrity can't be enforced on linked tables.
Another attractive feature is the ability to check referential integrity in MyISAM tables.
Preserve referential integrity in Database Model diagrams.
Also, you must open the database that contains the linked tables and then enable referential integrity.
Referential integrity cannot be enforced on linked tables.
Once enforced, Access rejects any operation that would violate referential integrity for that table relationship.
Including referential integrity use of stored procedures triggers and other advanced database design and coding techniques.
Important: When you remove a relationship,you also remove referential integrity support for that relationship, if it is enabled.
Turn referential integrity on or off In the Relationships window, click the relationship line for the relationship that you want to change.
For example, if your Access table supports referential integrity, it is not enforced in the list on the SharePoint site.
However, if the source tables are in Access format,you can open the database in which they are stored and enable referential integrity in that database.
For more information about referential integrity, see the section Enforce Referential Integrity. .
An update is available that adds support for self-referential constraints in the new Referential Integrity Operator in SQL Server 2016.
Remember that, although Access enables referential integrity by default in most cases, a database must first meet the following conditions.
Each relationship might become partof several triggers or each trigger might contain code to emulate the functionality of several referential integrity rules.
Note that when you remove a relationship,you also remove referential integrity support for that relationship, if it is enabled.
The purpose of referential integrity is to prevent orphan records- records that reference other records that no longer exist.
Instead of having to change the AuthorID in both tables,you can set referential integrity rules to take the action you want.
The purpose of referential integrity is to prevent orphans and keep references in sync so that this hypothetical situation never occurs.
Note In Access 2007, the Export Tables toSharePoint Wizard is called the Move to SharePoint Site Wizard and it doesn't create referential integrity on the SharePoint lists.
Referential integrity notation shows relationships with two letters separated by a colon, in the form[action taken in the parent table]:[result in the child table].
If you want to delete data from several related tables,you must enable the Referential Integrity and Cascade Delete Related Records options for each relationship.