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use strict;
use warnings;
{
package MySchema;
use Object::Tap;
use base qw(DBIx::Class::Schema);
use DBIx::Class::ResultSource::Table;
__PACKAGE__->register_source(
Foo => DBIx::Class::ResultSource::Table->new({ name => 'foo' })
->$_tap(add_columns => qw(x y z))
);
__PACKAGE__->register_source(
Bar => DBIx::Class::ResultSource::Table->new({ name => 'bar' })
->$_tap(add_columns => qw(a b c))
);
}
my $s = MySchema->connect('dbi:SQLite:dbname=:memory:');
my $rs = $s->resultset('Foo')->search({ z => 1 });
warn ${$rs->as_query}->[0]."\n";
$s->storage->ensure_connected;
$s->storage
->sql_maker->plugin('+ExtraClauses')->plugin('+BangOverrides');
my $rs2 = $s->resultset('Foo')->search({
-op => [ '=', { -ident => 'outer.y' }, { -ident => 'me.x' } ]
});
warn ${$rs2->as_query}->[0]."\n";
my $rs3 = $rs2->search({}, {
'!from' => sub { my ($sqla, $from) = @_;
my $base = $sqla->expand_expr({ -old_from => $from });
return [ $base, -join => [ 'wub', on => [ 'me.z' => 'wub.z' ] ] ];
}
});
warn ${$rs3->as_query}->[0]."\n";
my $rs4 = $rs3->search({}, {
'!with' => [ [ qw(wub x y z) ], $s->resultset('Bar')->as_query ],
});
warn ${$rs4->as_query}->[0]."\n";
my $rs5 = $rs->search({}, { select => [ { -coalesce => [ { -ident => 'x' }, { -value => 7 } ] } ] });
warn ${$rs5->as_query}->[0]."\n";
my $rs6 = $rs->search({}, { '!select' => [ { -coalesce => [ { -ident => 'x' }, { -value => 7 } ] } ] });
warn ${$rs6->as_query}->[0]."\n";