/ Ruby on Rails
/
add_index(table_name, column_name, options = {})
public

No documentation available.

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 441
        def add_index(table_name, column_name, options = {}) #:nodoc:
          index_name, index_type, index_columns_and_opclasses, index_options, index_algorithm, index_using, comment = add_index_options(table_name, column_name, options)
          execute("CREATE #{index_type} INDEX #{index_algorithm} #{quote_column_name(index_name)} ON #{quote_table_name(table_name)} #{index_using} (#{index_columns_and_opclasses})#{index_options}").tap do
            execute "COMMENT ON INDEX #{quote_column_name(index_name)} IS #{quote(comment)}" if comment
          end
        end