Tie query parameters to scopes, or create dynamic scopes on the fly. Define sets of reusable scopes for use in reporting and filtering.

Detecting query result changes

This gem provides DSL to write custom complex filters for ActiveRecord models

Repeated Query Runner - for monitoring, operation and CI.

Generate Standard Sql query

Utilities to query data in handy ways.

Client for the radar query interface

Server for the radar query interface

This gem provides additional functionality on your query objects. It will filter and paginate your query by supplying an option

Querylet

Querylet Rails

An opinionated search query parser

If max_query_limit is not specified, this gem will return only 5 result items by default on all sql queries

Match the number of queries performed in any block of code

Query methods extend in rails 4: Asscociation has_many, union, or, like, operators...

It supports hashes, arrays, nested hashes and arrays of hashes and all combinations thereof.

It allows you to send operators and the same parameter twice on the same request.

This is a gem to help you to structure common reports of you application just by writing in the controller

It supports Hashes, Arrays, nested Hashes and Arrays of Hashes and all combinations thereof.

Convert a filter param in a query string to a conditions hash useful for MongoMapper searching