SQLize Online / PHPize Online  /  SQLtest Online

A A A
Share      Blog   Popular

SQLize.online is a free online SQL environment for quickly running, experimenting with and sharing code. You can run your SQL code on top of the most popular RDBMS including MySQL, MariaDB, SQLite, PostgreSQL, Oracle and Microsoft SQL Server.

Copy Format Clear
select first_name, salary, lpad(salary, 10, '#'), rpad(salary, 10, '*'), replace(first_name, 'en', 'a') from employees where department_id = 90; select * from dual;

Stuck with a problem? Got Error? Ask ChatGPT!

Copy Clear
Like the site? Share it!
Have a questions? Ask in our telegram chat!
© 2025 Free Online Oracle Database 19c (HR) Playground: Practice & Master SQL Skills | About project | Disclaimer
PHP versions: PHP 7.4, PHP 8.0, PHP 8.1, PHP 8.2, PHP 8.3, PHP 8.4
RDBMS versions: MariaDB 11.4, MariaDB 11.5, MariaDB 10, MariaDB 10 Sakila (ReadOnly), MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), SQLite 3, SQLite 3 Preloaded, PostgreSQL 10 Bookings (ReadOnly), PostgreSQL 13, PostgreSQL 14, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17, MS SQL Server 2017, MS SQL Server 2019, MS SQL Server 2022, MS SQL Server 2022 AdventureWorks (ReadOnly), Firebird 4.0, Firebird 4.0 (Employee), Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 23c Free, SOQOL