persistent-database-url alternatives and similar packages

Based on the "persistent" category.
Alternatively, view persistent-database-url alternatives based on common mentions on social networks and blogs.

persistent-redis

9.9 8.0 L3 persistent-database-url VS persistent-redis

Persistence interface for Haskell allowing multiple storage methods.
persistent-odbc

8.1 0.0 persistent-database-url VS persistent-odbc

uses persistent connecting via hdbc odbc

Run Linux Software Faster and Safer than Linux with Unikernels

Promo github.com/nanovms

persistent-relational-record

6.9 0.0 persistent-database-url VS persistent-relational-record

Persistent adapter for Haskell Relational Record
persistent-pagination

5.2 0.0 persistent-database-url VS persistent-pagination

Efficient and correct pagination!
persistent-spatial

4.4 0.0 persistent-database-url VS persistent-spatial

Spatially indexed type for storing ceigraphic coordinates.
persistent-mysql-haskell

4.3 0.0 persistent-database-url VS persistent-mysql-haskell

Persistence interface for Haskell allowing multiple storage methods.
persistent-protobuf

4.1 0.0 persistent-database-url VS persistent-protobuf

a Template-Haskell routine to ease integration between Persistent and protobufs
persistent-mtl

3.5 6.9 persistent-database-url VS persistent-mtl

Monad transformers for the persistent library
persistent-template-classy

2.9 0.0 persistent-database-url VS persistent-template-classy

Generate classy lens field accessors for persistent models
persistent-zookeeper

1.6 0.0 L3 persistent-database-url VS persistent-zookeeper

Persistence interface for Haskell allowing multiple storage methods.
persistent-generic

1.3 0.0 persistent-database-url VS persistent-generic

Generic facilities for working with Persistent classes

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They vary from L1 to L5 with "L5" being the highest.

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README

persistent-database-url

Converts the parameters parsed from a database url to the concrete configuration types required by persistent.

Currently, only persistent-postgresql's PostgresConf is provided.

Installation

cabal install persistent-database-url

Example Usage

Adjusting the Yesod scaffold to run on Heroku:

config/settings.yml

database-url: "_env:DATABASE_URL:postgres://user:[email protected]:5432/dbname"
database-pool-size: "_env:DB_POOL:5"

Settings.hs:

import Database.Persist.URL (fromDatabaseUrl)

instance FromJSON AppSettings where
    parseJSON = withObject "AppSettings" $ \o -> do
        appDatabaseConf <- fromDatabaseUrl
                             <$> o .: "database-pool-size"
                             <*> o .: "database-url"
        -- ...

        return AppSettings {..}