May 2017
Beginner
552 pages
28h 47m
English
Content preview from Linux Shell Scripting Cookbook - Third Edition
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The SQLite, Postgres, Oracle, and MySQL database applications provide a more powerful database paradigm known as relational databases. A relational database stores relations between tables, for example, the relation between a book and its author.
A common way to interact with a relational database is using SQL. This language is supported by SQLite, Postgres, Oracle, MySQL, and other database engines.
SQL is a rich language. You can read books devoted to it. Luckily, you just need a few commands to use SQL effectively.