instance method `data_source_exists?`

Ruby on Rails 5.2.8.1

Since v5.2.8.1

Available in: 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

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data_source_exists?(name)

A cached lookup for table existence.

Parameters

name req

Source

# File activerecord/lib/active_record/connection_adapters/schema_cache.rb, line 47
      def data_source_exists?(name)
        prepare_data_sources if @data_sources.empty?
        return @data_sources[name] if @data_sources.key? name

        @data_sources[name] = connection.data_source_exists?(name)
      end

Defined in activerecord/lib/active_record/connection_adapters/schema_cache.rb line 47 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::SchemaCache

Signature

Parameters