my $inner_subq = do {
# must use it here regardless of user requests (vastly gentler on optimizer)
- local $self->{_use_join_optimizer} = 1;
+ local $self->{_use_join_optimizer} = 1
+ unless $self->{_use_join_optimizer};
# throw away multijoins since we def. do not care about those inside the subquery
# $inner_aliastypes *will* be redefined at this point
# for DESC, and group_by the root columns. The end result should be
# exactly what we expect
#
+
+ # both populated on the first loop over $o_idx
$sql_maker ||= $self->sql_maker;
$order_chunks ||= [
map { ref $_ eq 'ARRAY' ? $_ : [ $_ ] } $sql_maker->_order_by_chunks($attrs->{order_by})
# to an ordering alias into a MIN/MAX
$new_order_by[$o_idx] = \[
sprintf( '%s( %s )%s',
- ($is_desc ? 'MAX' : 'MIN'),
+ $self->_minmax_operator_for_datatype($chunk_ci->{data_type}, $is_desc),
$chunk,
($is_desc ? ' DESC' : ''),
),
);
}
+sub _minmax_operator_for_datatype {
+ #my ($self, $datatype, $want_max) = @_;
+
+ $_[2] ? 'MAX' : 'MIN';
+}
+
sub _resolve_ident_sources {
my ($self, $ident) = @_;