This Java tutorial series will help you to get started learning SQL from basics.
SQL (Structured Query Language) is a standard database programming language used for accessing and manipulating data in a database.
The basic understanding of computer programming and RDBMS Concepts will help you to understand the SQL quickly.
SQL query to select all records from users table:
SELECT * FROM users;
SQL query to delete single records from users table by using where clause:
DELETE FROM users WHERE user_id=299;