foreign_key_column_for

# File activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb, line 1014
      def foreign_key_column_for(table_name) # :nodoc:
        prefix = Base.table_name_prefix
        suffix = Base.table_name_suffix
        name = table_name.to_s =~ /#{prefix}(.+)#{suffix}/ ? $1 : table_name.to_s
        "#{name.singularize}_id"
      end