instance method `invert_add_index`

Ruby on Rails 4.0.13

Since v3.1.12 Last seen in v6.0.6 Private

Available in: v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6

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invert_add_index(args)

No documentation comment.

Parameters

args req

Source

# File activerecord/lib/active_record/migration/command_recorder.rb, line 140
      def invert_add_index(args)
        table, columns, options = *args
        options ||= {}

        index_name = options[:name]
        options_hash = index_name ? { name: index_name } : { column: columns }

        [:remove_index, [table, options_hash]]
      end

Defined in activerecord/lib/active_record/migration/command_recorder.rb line 140 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Migration::CommandRecorder

Signature

Parameters