method

columns_hash

rails latest stable - Class: ActiveRecord::ConnectionAdapters::SchemaCache

columns_hash(connection, table_name)

public

Get the columns for a table as a hash, key is the column name value is the column object.

# File activerecord/lib/active_record/connection_adapters/schema_cache.rb, line 352
      def columns_hash(connection, table_name)
        @columns_hash.fetch(table_name) do
          @columns_hash[deep_deduplicate(table_name)] = columns(connection, table_name).index_by(&:name).freeze
        end
      end

columns_hash

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