Uniqueness validation does not work since the beginning of Ruby on Rails.

This page summarizes the projects mentioned and recommended in the original post on dev.to

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  • Ruby on Rails

    Ruby on Rails

    This story is about a problem of uniqueness validation in ActiveRecord (Ruby on Rails default ORM). Even though the issue is quite common, most available guidelines provide incomplete solutions. That is why I want to share how to deal with the problem and ensure it does not come back.

  • DatabaseConsistency

    The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

    DatabaseConsistency is a tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

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    PopRuby: Clothing and Accessories for Ruby Developers. Fashion meets Ruby! Shop our fun Ruby-inspired apparel and accessories designed to celebrate the joy and diversity of the Ruby community.

  • DatabaseValidations

    Database validations for ActiveRecord

    DatabaseValidations provides database-driven validations for ActiveRecord.

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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