New posts in Relational Theory

Does a computed column break 3NF (third normal form)?

Is a table without a primary key normalized?

How are joins Commutative and Associative?

Why the term "relation(al)"?

What are object-relational databases, and why is this model necessary in spatial databases?

Integrity constraints in a relational database - should we overlook them?

What are the practical uses for relational calculus?

How to insert values into a table from two different tables?

Database design: Normalizing a "(many-to-many)-to-many" relationship

Arbitrarily ordering records in a table