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SQL DATEDIFF Function Guide and Examples

SQL DATEDIFF Function Guide and Examples

The SQL Server DATEDIFF function lets you find the difference between two dates in a range of different units. Learn how to use it and see a range of examples in this guide. Purpose of the SQL DATEDIFF Function The purpose of the SQL DATEDIFF function is to return the... Read more
SQL Data Types: Oracle, SQL Server, MySQL, PostgreSQL

SQL Data Types: Oracle, SQL Server, MySQL, PostgreSQL

Do you want to know what the SQL data types are in different database vendors? Learn all about them and how they compare in this guide. This article applies to Oracle, SQL Server, MySQL, and PostgreSQL. Table of Contents What is an SQL Data Type Oracle SQL Data Types... Read more
SQL Server CONVERT Function Guide

SQL Server CONVERT Function Guide

Do you need to convert data in SQL Server? Looking for the format codes for the CONVERT function? Learn all about the SQL Server CONVERT function in this guide. What Is the SQL Server CONVERT Function? The CONVERT function in SQL Server converts a value from one data... Read more
SQL Comments: A How-To Guide

SQL Comments: A How-To Guide

Many programming languages allow you to comment out code so that it does not run. SQL allows comments as well. Learn how to add SQL comments in this article. What is an SQL Comment? A comment in SQL is a piece of text in your code that is not executed when it is run... Read more