Frequently asked basic and advanced MySql Queries Interview Questions and Answers.
PHP Mysql Query
1. What is MySQL?
MySQL is an open source RDBMS which is built, supported and distributed by MySQL (now acquired by Oracle).
2. What is the Differentiate between FLOAT and DOUBLE ?
FLOAT stores floating point numbers with accuracy up to eight places and has four bytes while DOUBLE stores floating point numbers with accuracy upto 18 places and has eight bytes.
3. What do you mean by % and _ in th...