New posts in Constraint

Can SQL Server create collisions in system generated constraint names?

Enforcing distinct number of trailing spaces

PostgreSQL - Enforcing unique constraint on date column parts

How do I enforce a write-once then read only database table in SQL?

Not using foreign key constraints in real practice. Is it OK?

What is a WITH CHECK CHECK CONSTRAINT?

Is it possible to set a composite NOT NULL constraint in PostgreSQL

What is the difference between integrity and consistency?

MySQL - Delete row that has a foreign key constraint which reference to itself

Why do composite foreign keys need a separate unique constraint?