A native Haskell driver for PostgreSQL.
- No dependencies on C libraries such as libpq-dev.
- Concise Haskell API.
- Binary protocol support.
- First-class notifications support.
- Sending multiple queries in a single batch.
- Built-in prepared statement cache.
- Fast serialization/deserialization.
- Designed with performance in mind.
Each test consisted of running queries that select 300 rows of 100 bytes each in a loop with 8 concurrent connections to the database server for 10 seconds. The benchmark results were obtained from Intel(R) Core(TM) i7-6700K CPU @ 4.00GHz, 32 GB DDR4, PostgreSQL 9.5.5.