Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain ... rows in a foreign key table, those values will be set to NULL when the primary ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries ... by adding indexes for common queries, or by adding foreign key constraints ...

For many applications, you want users to be able to add new records. The basic Server Extensions that ship with UltraDev allow you to issue SQL INSERT statements ... then uses the @@identity value as ...