Ars Technica

Cross-table constraints in SQL?

Say we have two types of tools: hammers and wrenches. We have a list of work orders, and we want to track what tool was used for the hammering and what was used for the wrenching. The problem is that ...
TechRepublic

Defining cascading referential integrity constraints in SQL Server

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 ...
Ars Technica

T-SQL: Dropping Constraints from Tables.

<pre class="ip-ubbcode-code-pre"> Alter Table [MyTable] Drop [myConstraint] </pre><BR><BR>Right?<BR><BR>Anyways, I know I figured out how to do it before, and that it ...
TechRepublic

Passing table valued parameters in SQL Server 2008

SQL Server 2008 introduces the ability to pass a table data type into stored procedures and functions. The table parameter feature can greatly ease the development process because you no longer need ...
Simon Fraser University

CREATE TABLE Statement

is the name for the constraint being specified. The first form of the CREATE TABLE statement creates tables that automatically map SQL data types to those supported by the SAS System. Use this form ...