• [Tutorial] Building a Redis clone in Haskell
• Haxl - Haskellを使った暗黙的な並列データアクセス
  • Haxl 2.0 released on hackage: A Haskell library for efficient, concurrent, and concise data access. : haskell
• Fun With Haxl (Part 1)
• “Haxl: A Big Hammer for Concurrency” by Simon Marlow - YouTube
• hasql
• Building a Functional Relational Database
• Persistent
• Safe concurrent MySQL access in Haskell
• Working with databases using Groundhog
• agentm/project-m36
• Etienne Laurin: A RethinkDB driver for Haskell (Heavybit meetup)
• jtdaugherty/dbmigrations
• The groundhog package
• Creating sqlite tables with Groundhog’s default settings
• Haskellからmysqlを実行する
• AtnNn/haskell-rethinkdb
• Introducing postgresql-transactional
• Fraxl - Better Concurrency and Caching for Free
• ElvishJerricco/fraxl
• tweag/sparkle
• PostgREST
• Real World Haskell - Cassandra Part 1 - Connecting to Cassandra
• Arnaud Bailly-Life Beyond relational Database, Event sourcing in Haskell
• 24 Days of Hackage: acid-state
• The acid-state package
• The vault package
• riak: A Haskell client for the Riak decentralized data store
• linearray/mealstrom - Store FSMs in PostgreSQL
• MSYS2でHDBC-sqlite3をコンパイル - 北海道苫小牧市出身の壮年PGが書くブログ
• Haskell Bits #3: Connecting to Databases
• valderman/selda: Type-safe, high-level SQL DSL, embedded in Haskell
• odr/pers
• Announcing Squeal
• Debugging Types: A Stream of Thought
• Migrating from RethinkDB to Postgres — An Experience Report
• Blog - Introducing Haskey (Summer of Haskell 2017)
  • Blog - Haskey: User-defined Schemas, Monad Transformers and Future Work (Summer of Haskell 2017)
• Comparing Persistent with Ecto and ActiveRecord
• Independent Redis Query Aggregation
• AWS via Haskell Part 1 (DynamoDB)
• AWS via Haskell Part 2 (S3)
• AWS via Haskell Part 3 (SQS)
• AWS via Haskell Part 4 (SimpleDB)
• AWS via Haskell Part 5 (Lambda)
• amazonka-dynamodbで接続先をローカルのDynamoDBにする - Qiita
• Haskell と SQLite - Qiita
• Queryparser, an Open Source Tool for Parsing and Analyzing SQL
  • uber/queryparser: Parsing and analysis of Vertica, Hive, and Presto SQL.
• fpco/odbc: Haskell ODBC binding with SQLServer support
  • A new Haskell library for talking to ODBC databases
• hasura/graphql-engine - Blazing fast, instant GraphQL APIs on Postgres with fine grained access control
• Pragmatic Haskell III: Beam Postgres DB / Jappie
• acid state antirecommendation
• Typeable Blog - Sum types for relational databases
• Keeping Database Tests Fast with tmp-postgres
• Which type-safe database library should you use? | William Yao
• Building a Haskell Microservice
• Introducing hasql-queue
• [1602.03501] Algebraic Databases
• [1909.04881] Algebraic Property Graphs
• pawurb/haskell-pg-extras: Haskell PostgreSQL database performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more.
• HDBC で ClickHouse アクセスライブラリを書いている話 | ザネリは列車を見送った
• IPFS on Hackage
• Haskell Database Implementation - Part 1, Growing a Tree | Dan Fithian
• Quickstart with Docker - HStreamDB Docs
• 形式検証の視点から再確認したいMaybe型/Option型からnull許容データベースへのデータ変換 - Qiita
• Fast Counting with PostgreSQL and Haskell
• Databass, Part 1: Queries – Joseph Morag

Simple Clients

• The mysql-simple package
• winterland1989/mysql-haskell
• The postgresql-simple package
  • Haskell postgresql-simple examples, part 1
  • Haskell postgresql-simple examples, part 2
  • ANN: SQL validator for queries embedded in postgresql-simple’s quasiquoters
  • jfischoff/postgresql-simple-opts - An optparse-applicative parser for postgresql-simple’s connection options
• The sqlite-simple package
  • caneroj1/sqlite-simple-errors
• The hedis package
• The couch-simple package
• mongodb-haskell/mongodb
• The mongoDB package
• influxdb
• the-real-blackh/cassandra-cql
• wereHamster/rethinkdb-client-driver
• Simple Haskell: using a sqlite3 database
• Supporting separate read and write databases in persistent

HDBC

HDBC provides an abstraction layer between Haskell programs and SQL relational databases.

• The HDBC package
• The HDBC-mysql package
• The HDBC-postgresql package
• The HDBC-sqlite3 package
• The HDBC-odbc package
• The hdbc-aeson package
• The presto-hdbc package
• Concurrent HDBC with resource-pool
• Windows版stackでもHDBC-sqlite3をビルドする
• Reducing the pain of grouping SQL query results using Haskell – Foxhound Systems

SQL DSL

• Composable, Typesafe Query Building
• tomjaguarpaw/haskell-opaleye
• byteally/dbrecord-opaleye
• Opaleye’s sugar on top
• Typesafe SQL in Haskell - Ben Kolera - BFPG 2015-09
• esqueleto
• Extending Esqueleto for Type-Safe Postgresql Queries
• tathougies/beam
• Finally, Safely-Extensible and Efficient Language-Integrated Query
• JakeWheat/hssqlppp

Haskell Relational Record

• Haskell Relational Record
• Haskell Relational Record をリリースしました
• Haskell Relational Record, 機能と構成
• Extending Query, Relational, Typeful, Composable
• haskell-relational-record-の調査.md
• Haskell-rerational-recordでDB操作するのが楽しすぎる件〜その１〜
• relational-record を MySQL で使ってみた
• Haskell で relational-record を使って MySQL に繋いでみた - 締思之記
• 業務でHaskellを導入した理由と、Haskell Relational Recordについて解説
• HRRを使うHaskellアプリケーションのDockerコンテナを作る - Qiita