SQL

SQL

SQL (Structured Query Language) is the standard language for interfacing with databases. It allows you to

Create tables
Read (query) data
Write (update) data

It has problems, limitations, and bugs. And each implementation has proprietary extensions. (yuk) However, it is worth knowing.

References

Command References / Syntax

PostgreSQL is a free open source Linux sql server. command syntax
XDB man pages provide definitions, a tutorial, and SQL Reference (which includes syntax details). (However, I could never find out who makes XDB or if it is free.)

Author: Robert Clemenzi - clemenzi@cpcug.org

URL: http:// cpcug.org / user / clemenzi / technical / Languages / **.htm