In this tutorial, we will step through installing PostgreSQL, connecting to the database, loading some data, and running a variety of SQL queries.

SQL JOINs make it easy to find and fix missing data Your email has been sent Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this ...

The next grouping of new T-SQL commands is logical functions; they include two new commands, CHOOSE and IIF. These commands are used for logical operations to help control the operation of a T-SQL ...

How to Repair a Corrupted SQL Server database with the DBCC CHECKDB Command DBCC CHECKDB is a set of T-SQL commands to check the logical and physical integrity of SQL database objects in a SQL Server ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

7 essential SQL skills that can help you command a higher paycheck Learn how to tackle big data.

This is likely because when I first learned it was with command-line tools, but even so, I think command-line database tools often are the best way to interact with a database manually. Two of the ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and ...