sqlsmith

SQLSmith is a fuzz testing tool for PostgreSQL that automatically generates random SQL queries to uncover bugs in the query planner and executor. It is widely used by PostgreSQL developers and database vendors to stress-test SQL features and engine behavior under edge-case conditions. SQLSmith helps improve database robustness by revealing unexpected failures.

Features

Random SQL query generation for PostgreSQL
Stress-tests the query planner, parser, and executor
Helps identify crashes, assertion failures, and performance bugs
Supports different SQL constructs and PostgreSQL features
Highly configurable query complexity and structure
Used for regression testing in PostgreSQL development

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License

GNU General Public License version 3.0 (GPLv3)

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Additional Project Details

Operating Systems

Linux, Mac, Windows

Programming Language

C++

Related Categories

C++ SQL Clients

Registered

2025-06-12

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