SQL Data Types

In SQL, data types help to define the type of value that can be stored in a database cell, or, more specifically, in a column. There are many kinds of data types in SQL and in this database programming and administration tutorial, we will look at each one and learn their syntax, how to use them, when to use them, their use case, and how they differ in specific...

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SQL Data Types

In SQL, data types help to define the type...

How to Use SQL WHERE Clause

When querying a relational database, database programmers and administrators...

What is PostgreSQL?

PostgreSQL is one of the world's most widely used...

How to Prevent SQL Injections

An SQL injection is an attack on a database...

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