'SAVEPOINT',
'RELEASE \s+ SAVEPOINT',
'RETURNING',
- 'ROW_NUMBER \s* \( \s* \) \s+ OVER',
);
my $expr_start_re = join ("\n\t|\n", @expression_start_keywords );
;
$binary_op_re = qr/$binary_op_re/x;
-my $unary_op_re = '(?: NOT \s+ EXISTS | NOT )';
+my $rno_re = qr/ROW_NUMBER \s* \( \s* \) \s+ OVER/ix;
+
+my $unary_op_re = 'NOT \s+ EXISTS | NOT | ' . $rno_re;
$unary_op_re = join "\n\t|\n",
"$op_look_behind (?i: $unary_op_re ) $op_look_ahead",
;
# unary op keywords
elsif ( $token =~ $unary_op_re ) {
my $op = uc $token;
+
+ # normalize RNO explicitly
+ $op = 'ROW_NUMBER() OVER' if $op =~ /^$rno_re$/;
+
my @right = $self->_recurse_parse ($tokens, PARSE_RHS);
push @left, [ $op => \@right ];