sub _remove_alias {
my ($self, $query, $alias) = @_;
- my %unaliased = %{ $query || {} };
- foreach my $key (keys %unaliased) {
- $unaliased{$1} = delete $unaliased{$key}
+ my %orig = %{ $query || {} };
+ my %unaliased;
+
+ foreach my $key (keys %orig) {
+ if ($key !~ /\./) {
+ $unaliased{$key} = $orig{$key};
+ next;
+ }
+ $unaliased{$1} = $orig{$key}
if $key =~ m/^(?:\Q$alias\E\.)?([^.]+)$/;
}