hasql

An efficient PostgreSQL driver with a flexible mapping API

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

Version on this page:1.4.5.3
LTS Haskell 24.45:1.9.3.1
Stackage Nightly 2026-06-15:1.10.3.2
Latest on Hackage:1.10.3.2

See all snapshots hasql appears in

MIT licensed and maintained by Nikita Volkov
This version can be pinned in stack with:hasql-1.4.5.3@sha256:4f8374bcec50e343616cfe11a768163b9be8603c7211517d668436a7510aee06,6581

Module documentation for 1.4.5.3

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.