instance method `index_exists?`

Ruby on Rails 6.0.6

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

index_exists?(column_name, options = {})

Checks to see if an index exists.

unless t.index_exists?(:branch_id)
  t.index(:branch_id)
end

See connection.index_exists?

Parameters

column_name req
options opt = {}

Source

# File activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb, line 580
      def index_exists?(column_name, options = {})
        @base.index_exists?(name, column_name, options)
      end

Defined in activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb line 580 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::Table

Signature

Parameters