Simply SQL is a practical step-by-step guide to writing SQL.
You’ll learn how to make the most of your data using best-
practice SQL code. Rather than bore you with theory, it focuses
on the practical use of SQL with common databases and uses
plenty of diagrams, easy-to-read text, and examples to help make
learning SQL easy and fun. SQL is the language used by all major
database systems today. SQL has been around for about 30 years,
but is enjoying a real renaissance in the 21st century, thanks
to the tremendous success of database-driven web sites. Whether
your web site is written in PHP, ASP, Perl, ColdFusion, or any
other programming language, and no matter which database system
you want to use—MySQL, PostgreSQL, SQL Server, DB2, Oracle, or
any of the others—one fact is almost certain: if you want to
have database-driven content, you’ll need to use SQL. SQL is a
simple, high-level language with tremendous power. You can
perform tasks with a few lines of SQL that would take pages and
pages of intricate codin