pg_jbuilder is a tool to dump database queries directly to a JSON object or array. It uses PostgreSQL's JSON functions ([array_to_json and row_to_json](http://www.postgresql.org/docs/9.3/static/functions-json.html)) to serialize the JSON completely bypassing ActiveRecord/Arel. This gives a large ...

PgJob

A set of classes and micro-DSLs to generate SQL queries special for PostgreSQL backends.

A description of your project

A gem to facilitate the use of LIKE ANY and LIKE ALL PostgreSQL operators with Rails ActiveRecord

PGlite for Ruby and Rails

This gem allows to monitor and notify about PostgreSQL database locks which meet certain criteria. You can report locks which are held for a certain amount of time, or locks which are held by a certain query.

A tool to set up and manage logical replication for PostgreSQL databases

Use LDAP permissions in PostgreSQL

pg_meta gem

This tool provides a set of Rake tasks to apply changes on different Postgres environments.

A tool to move postgres databases b/w clusters using bucardo

A PGN parser and FEN generator for Ruby

A PGN parser and FEN generator for Ruby

Process notifies about postgresql notifications.

A pure ruby parser for chess pgn files. Read pgn files an allow for a format easily readable for chess computers

Gem for a partitoning PG tables

ActiveRecord::Migration utility for creating partitions in PostgreSQL.

A PGPool PCP interface wrapper.

Some experimentations with LISTEN/NOTIFY for background jobs