exec_insert

# File activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb, line 81
        def exec_insert(sql, name = nil, binds = [], pk = nil, sequence_name = nil, returning: nil) # :nodoc:
          if use_insert_returning? || pk == false
            super
          else
            result = internal_exec_query(sql, name, binds)
            unless sequence_name
              table_ref = extract_table_ref_from_insert_sql(sql)
              if table_ref
                pk = primary_key(table_ref) if pk.nil?
                pk = suppress_composite_primary_key(pk)
                sequence_name = default_sequence_name(table_ref, pk)
              end
              return result unless sequence_name
            end
            last_insert_id_result(sequence_name)
          end
        end