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Safe browser SQL lab
SQL Practice
Practice QA/SDET data checks with simulated users, orders, payments, tickets, and events. No real database or backend is used.
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SQL editor
Read-only simulator. Ctrl/Cmd + Enter runs the query.
qa_sql_sandboxSELECT only
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Query result
Run a query to see rows, status, and task feedback.
Try a suggested query or type your own SELECT.
Dataset preview
Small simulated QA data with intentional problems: duplicates, NULLs, failed payments, missing relationships, and unresolved tickets.