Provide #pluck_by_sql for Rails ActiveRecord models

A Ruby on Rails gem that analyzes SQL queries and suggests optimizations like missing indexes, inefficient sorts, and risky joins.

Do you use ActiveRecord::Connection.execute for speed sometimes? Does it bother you that the results are not mapped to your schema and type-cast as ActiveRecord would? Well that's what SQLRecord does.

With SQLreport you can manage query results and convert things.

SQLRunner allows you to load your queries out of SQL files, without using ORMs.

Debug SQL statements in ActiveRecord by displaying warnings on bad queries.

A gem that allows for simple SQL-based search and sort functionality

Sequence number generation in Rails

The author was too lazy to write a description

Retrieve SQL values using Active Record query interface but without instantiation of AR-objects

Send your application errors to our hosted service and reclaim your inbox.

Generates realistic POS data (orders, payments, categories, items) in Square sandbox for testing

Squeel unlocks the power of ARel in your Rails 3 application with a handy block-based syntax. You can write subqueries, access named functions provided by your RDBMS, and more, all without writing SQL strings. I'm trying to push a version of this gem, so that bundl...

"Squirm facilitates using Postgres stored procedures with Active Record."

Write-through and Read-through Cacheing for ActiveRecord

Provide simple helpers on persist values in redis for performance. Works with ActiveRecord.

Stackflame provides a simple API to deal with Flamegraph of stackprof.

Stackify APM for Ruby

Fancy redis-backed caches

This gem is a thin wrapper of stackprof and provides simple API to see profiling result quickly.