You can use the SQL CREATE TABLE command to create a new table in the database.  When you create a table you

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CREATE TABLE SQL

In this puzzle, we’re going to learn how to do some basic data modeling.  Many of you have expressed an interest in

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Data Modeling Principles in Action

Primary Key vs Unique Key. It really not about one or the other. You actually may need both a primary key and

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Primary Key vs Unique Key – What is the Difference?

What is a Data Dictionary? The SQL Server data dictionary stores information about a database’s definition.  The dictionary contains information about database

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What is a SQL Server Data Dictionary?

Database normalization is a process used to organize a database into tables and columns. There are three main forms: first normal form

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Database Normalization – in Easy to Understand English

This article will teach you the difference between a primary key and foreign key. This article will also teach you why both

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Foreign Key vs Primary Key – What is the Difference?

When working with SQL databases it is often useful to create diagrams of the database tables and their relationships.  These may be

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Keep it Simple: Easy To Understand Data Modeling Concepts

A database view is a searchable object in a database that is defined by a query.  Though a view doesn’t store data,

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What is a Relational Database View?

A database index allows a query to efficiently retrieve data from a database.  Indexes are related to specific tables and consist of

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Database Indexes Explained

A relational database is made up of several components, of which the table is most significant.  The database table is where all

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What is a Database Table?

The main objective of a database management system is to store, retrieve, and process data.  In order to do this in a

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Database Management System Main Parts

A SQL database is used to store and retrieve data.  The database is housed in a database server and largely controlled by

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What are the Major Part of a SQL DB?