SQLCrab

SQLCrab is a website where you can practice SQL database queries right in your web browser. It uses a real Postgres database engine so you can learn a

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Published on:

October 21, 2026

Pricing:

SQLCrab application interface and features

About SQLCrab

SQLCrab helps students and professionals practice real SQL interview questions in an easy way. You do not need to install servers or set up any difficult tools on your computer. Everything runs directly in your internet browser.

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