SQL


SQL stands for Structured Query Language. SQL lets you access and manipulate databases. SQL became a standard of the American National Standards Institute (ANSI) in 1986, and of the International Organization for Standardization (ISO) in 1987.
Introduction to RDBMS
Introduction to PostgreSQL
Understanding SQL with PostgreSQL
Data types,DDL statements in PostgreSQL
DML statements in PostgreSQL
Using sub queries,Using views,Operators
Functions,PostageSQL Advanced features
Authentication and Encryption