ActiveRecord adapter that raises an exception when used

Optionally prevents threads from checking out activerecord connections.

Adds model translations allow you to translate your models' attributes

Backport of ActiveRecord::Base.ignored_columns into Rails 4 and 5.0

Instead of a many-to-many join table, serialize the ids into a JSON array.

Mass Insert For ActiveRecord via Postgresql json_to_recordset

It is the library to reconnect automatically when ActiveRecord is disconnected from MySQL.

Adds :destroy_if option to accepts_nested_attributes_for, which is basically a stronger version of :reject_if that destroys existing records, too.

Order your ActiveRecord scopes by a supplied list of ids

Signalize when some primary key overflow soon.

Adds support for working with temporary tables and pivot tables (PostgreSQL only)

handle Polyline object on ActiveRecord

It is a library that performs extended verification when an error occurs when executing SQL.

A library for automatically added `.select` on a column used for `.distinct` or automatically adding `.group` for a column used for order.

Rack middleware managing ActiveRecord connections in standalone (non-Rails) applications

Retry your Active Record transactions.

Retry read queries automatically when disconnected from the database

A supporting library for active_mocker and wrapper around an active_record model.

Generates encrypt_string type that transparently encrypt and decrypt string value to ActiveRecord.

ActiveRecord connection adapter for MySQL. It is based on the stock MySQL adapter, and adds built-in support for the spatial extensions provided by MySQL. It uses the RGeo library to represent spatial data in Ruby.