Articles Index

Foreign Key

What is a foreign key? Find out here!

Referential Integrity

What is Referential Integrity? Find out in our database glossary!

Data Definition Language

Looking for a definition of data definition language (DDL)? Find it here in the About Databases glossary.

One-to-One Relationships

Looking for a definition of one-to-one database relationships? Read our definition in the About Databases glossary!

One-to-Many Relationships

Looking for a definition of one-to-many database relationships? Read our definition in the About Databases glossary!

Many-to-Many Relationships

Looking for a definition of many-to-many database relationships? Read our definition in the About Databases glossary!

Database Relationships

Looking for a definition of a database relationship? Check out the About Databases glossary definition!

Entity-Relationship Diagram

What is a database? Find out here!

Multivalued Dependency

What is a multivalued dependency? Find out here!

Transitive Dependency

What is a transitive dependency? Find out here!

Full Functional Dependency

What is a full functional dependency? Find out here!

Trivial Functional Dependency

What is a trivial functional dependency? Find out here!

Functional Dependency

What is a functional dependency? Find out here!

Resource Governor

Looking for a definition of Resource Governor? Check the About.com Databases Glossary!

SQL Agent

What is SQL Agent? Find out in the About Databases glossary.

SQL Profiler

What is SQL Profiler? Find out in the About Databases glossary.

Database Engine Tuning Advisor

What is Database Engine Tuning Advisor? Find out in the About Databases glossary.

Compound Key

What is a compound key? Find out in the About Databases glossary!

Primary Key Definition

What is a primary key? Find out here!

NOT NULL Constraints

Looking for a definition of NOT NULL constraints? Find it in the About Databases glossary!

Unique Constraints

Looking for a definition of unique constraints in databases? Find one in the About Databases glossary!

Default Values

Looking for a description of default values and constraints in databases? The About Databases Glossary provides an easy to understand description.

Self Joins

Looking for a definition of self-join? Find it in the About Databases Glossary!

Concatenation

Interested in the definition of concatenation? Find out in the About Databases glossary!

Log Shipping

What is Log Shipping? Find out in the About Databases glossary.