return @pcols;
}
+=head2 sequence
+
+Manually define the correct sequence for your table, to avoid the overhead
+associated with looking up the sequence automatically. The supplied sequence
+will be applied to the L</column_info> of each L<primary_key|/set_primary_key>
+
+=over 4
+
+=item Arguments: $sequence_name
+
+=item Return value: undefined
+
+=back
+
+=cut
+
+sub sequence {
+ my ($self,$seq) = @_;
+ foreach my $pri ($self->primary_columns) {
+ $self->column_info($pri)->{sequence} = $seq;
+ }
+}
+
+
=head2 add_unique_constraint
=over 4