create_index : CREATE /index/i
-default_val : DEFAULT /(\d+|'[^']*'|\w+\(.*\))|\w+/ ( '::' data_type )(?)
+default_val : DEFAULT /(\d+|'[^']*'|\w+\(.*\))|\w+|\(\d+\)/ ( '::' data_type )(?)
{
my $val = defined $item[2] ? $item[2] : '';
$val =~ s/^'|'$//g;
+ $val =~ s/^\((\d+)\)\z/$1/; # for example (0)::smallint
$return = {
supertype => 'constraint',
type => 'default',