Use these tutorials to learn about the SQL Server Database Engine, including getting started and using the SQL Server Management Studio. This tutorial teaches the fundamental skills of writing the ...

1970 − Dr. Edgar F. "Ted" Codd of IBM is known as the father of relational databases. He described a relational model for databases. 1974 − Structured Query Language appeared. 1978 − IBM worked to ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...