hasql

An efficient PostgreSQL driver with a flexible mapping API

https://github.com/nikita-volkov/hasql

Version on this page:1.4.5.2
LTS Haskell 24.14:1.9.3.1
Stackage Nightly 2025-10-11:1.9.3.1
Latest on Hackage:1.9.3.2

See all snapshots hasql appears in

MIT licensed and maintained by Nikita Volkov
This version can be pinned in stack with:hasql-1.4.5.2@sha256:d9f4f57320737f01124e0e418ac6bba4b9608f61beff47f1a374599bbd27c44d,6581

Module documentation for 1.4.5.2

Root of the "hasql" ecosystem. For details and tutorials see the readme.

The API comes free from all kinds of exceptions. All error-reporting is explicit and is presented using the Either type.