Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain actions when a primary key field in a primary key-foreign key relationship is updated or ...

Abstract: Database integrity is an important research content of database security, triggers can enforce the more complex referential integrity, and this paper studies the approach of using DML ...

It often seems that working around things is a full-time task in every area of information technology. When workarounds are conceived and deployed, people are not always in agreement. Beyond ...

Is your feature request related to a problem? Please describe. I would like to be able to run "relationship tests". A relationship test is a test that involves 2 tables. The main use case is for ...

Arithmetic overflow error converting IDENTITY to data type int. This error occurs when attempting to insert a value that exceeds the data type limit of an IDENTITY ...

In this table, the CustomerID column is a foreign key that references the CustomerID in a Customers table. By using a foreign key, you ensure that records in one table have corresponding entries in ...

Ensuring the integrity of the organization’s databases is a key component of the DBA’s job. A database is of little use if the data it contains is inaccurate or if it cannot be accessed due to ...

Hi,<BR><BR>I'm in the process of building a SQL clean-up script that will be removing lots of now redundant data from our Oracle DB.<BR><BR>It seems that for tables which contain a FK pointing back to ...