persistent-postgresql

Backend for the persistent library using postgresql.

http://www.yesodweb.com/book/persistent

Version on this page:2.1.6
LTS Haskell 24.26:2.13.7.0
Stackage Nightly 2025-12-31:2.14.0.0
Latest on Hackage:2.14.2.0

See all snapshots persistent-postgresql appears in

MIT licensed by Felipe Lessa, Michael Snoyman
Maintained by Michael Snoyman
This version can be pinned in stack with:persistent-postgresql-2.1.6@sha256:58f74830c20e11913ec173e477f0f11d29a5d1c6140c51da7887afe2220f7529,1592

Module documentation for 2.1.6

Based on the postgresql-simple package

Changes

2.1.6

  • Postgresql exceptions #353

2.1.5.3

Migrations for custom primary keys

2.1.5.2

Support foreign key references to composite primary keys #389

2.1.5

  • Allow timestamp value in database to be serialized (presumes UTC timezone) Yesod #391

2.1.4

  • Treat unknown extension types as PersistDbSpecific values #385

2.1.3

2.1.2.1

Documentation typo fix

2.1.1

Added FromJSON instance for PostgresConf.