use DBIC::SqlMakerTest;
use DBIx::Class::SQLMaker::LimitDialects;
-my ($TOTAL, $OFFSET) = (
+my ($TOTAL, $OFFSET, $ROWS) = (
DBIx::Class::SQLMaker::LimitDialects->__total_bindtype,
DBIx::Class::SQLMaker::LimitDialects->__offset_bindtype,
+ DBIx::Class::SQLMaker::LimitDialects->__rows_bindtype,
);
my $s = DBICTest->init_schema (no_deploy => 1, );
$s->storage->sql_maker->limit_dialect ('RowNum');
-my $rs = $s->resultset ('CD');
+my $rs = $s->resultset ('CD')->search({ id => 1 });
-is_same_sql_bind (
- $rs->search ({}, { rows => 1, offset => 3,columns => [
- { id => 'foo.id' },
- { 'bar.id' => 'bar.id' },
- { bleh => \ 'TO_CHAR (foo.womble, "blah")' },
- ]})->as_query,
- '(
- SELECT id, bar__id, bleh
+my $where_bind = [ { dbic_colname => 'id' }, 1 ];
+
+for my $test_set (
+ {
+ name => 'Rownum subsel aliasing works correctly',
+ rs => $rs->search_rs(undef, {
+ rows => 1,
+ offset => 3,
+ columns => [
+ { id => 'foo.id' },
+ { 'bar.id' => 'bar.id' },
+ { bleh => \'TO_CHAR (foo.womble, "blah")' },
+ ]
+ }),
+ sql => '(
+ SELECT id, bar__id, bleh
FROM (
SELECT id, bar__id, bleh, ROWNUM rownum__index
- FROM (
- SELECT foo.id AS id, bar.id AS bar__id, TO_CHAR(foo.womble, "blah") AS bleh
- FROM cd me
- ) me
+ FROM (
+ SELECT foo.id AS id, bar.id AS bar__id, TO_CHAR (foo.womble, "blah") AS bleh
+ FROM cd me
+ WHERE id = ?
+ ) me
+ ) me WHERE rownum__index BETWEEN ? AND ?
+ )',
+ binds => [
+ $where_bind,
+ [ $OFFSET => 4 ],
+ [ $TOTAL => 4 ],
+ ],
+ }, {
+ name => 'Rownum subsel aliasing works correctly with unique order_by',
+ rs => $rs->search_rs(undef, {
+ rows => 1,
+ offset => 3,
+ columns => [
+ { id => 'foo.id' },
+ { 'bar.id' => 'bar.id' },
+ { bleh => \'TO_CHAR (foo.womble, "blah")' },
+ ],
+ order_by => [qw( artist title )],
+ }),
+ sql => '(
+ SELECT id, bar__id, bleh
+ FROM (
+ SELECT id, bar__id, bleh, ROWNUM rownum__index
+ FROM (
+ SELECT foo.id AS id, bar.id AS bar__id, TO_CHAR(foo.womble, "blah") AS bleh
+ FROM cd me
+ WHERE id = ?
+ ORDER BY artist, title
+ ) me
WHERE ROWNUM <= ?
) me
- WHERE rownum__index >= ?
- )',
- [
- [ $TOTAL => 4 ],
- [ $OFFSET => 4 ],
+ WHERE rownum__index >= ?
+ )',
+ binds => [
+ $where_bind,
+ [ $TOTAL => 4 ],
+ [ $OFFSET => 4 ],
+ ],
+ },
+ {
+ name => 'Rownum subsel aliasing works correctly with non-unique order_by',
+ rs => $rs->search_rs(undef, {
+ rows => 1,
+ offset => 3,
+ columns => [
+ { id => 'foo.id' },
+ { 'bar.id' => 'bar.id' },
+ { bleh => \'TO_CHAR (foo.womble, "blah")' },
+ ],
+ order_by => 'artist',
+ }),
+ sql => '(
+ SELECT id, bar__id, bleh
+ FROM (
+ SELECT id, bar__id, bleh, ROWNUM rownum__index
+ FROM (
+ SELECT foo.id AS id, bar.id AS bar__id, TO_CHAR(foo.womble, "blah") AS bleh
+ FROM cd me
+ WHERE id = ?
+ ORDER BY artist
+ ) me
+ ) me
+ WHERE rownum__index BETWEEN ? and ?
+ )',
+ binds => [
+ $where_bind,
+ [ $OFFSET => 4 ],
+ [ $TOTAL => 4 ],
+ ],
+ }, {
+ name => 'Rownum subsel aliasing #2 works correctly',
+ rs => $rs->search_rs(undef, {
+ rows => 2,
+ offset => 3,
+ columns => [
+ { id => 'foo.id' },
+ { 'ends_with_me.id' => 'ends_with_me.id' },
+ ]
+ }),
+ sql => '(
+ SELECT id, ends_with_me__id
+ FROM (
+ SELECT id, ends_with_me__id, ROWNUM rownum__index
+ FROM (
+ SELECT foo.id AS id, ends_with_me.id AS ends_with_me__id
+ FROM cd me
+ WHERE id = ?
+ ) me
+ ) me WHERE rownum__index BETWEEN ? AND ?
+ )',
+ binds => [
+ $where_bind,
+ [ $OFFSET => 4 ],
+ [ $TOTAL => 5 ],
+ ],
+ }, {
+ name => 'Rownum subsel aliasing #2 works correctly with unique order_by',
+ rs => $rs->search_rs(undef, {
+ rows => 2,
+ offset => 3,
+ columns => [
+ { id => 'foo.id' },
+ { 'ends_with_me.id' => 'ends_with_me.id' },
+ ],
+ order_by => [qw( artist title )],
+ }),
+ sql => '(
+ SELECT id, ends_with_me__id
+ FROM (
+ SELECT id, ends_with_me__id, ROWNUM rownum__index
+ FROM (
+ SELECT foo.id AS id, ends_with_me.id AS ends_with_me__id
+ FROM cd me
+ WHERE id = ?
+ ORDER BY artist, title
+ ) me
+ WHERE ROWNUM <= ?
+ ) me
+ WHERE rownum__index >= ?
+ )',
+ binds => [
+ $where_bind,
+ [ $TOTAL => 5 ],
+ [ $OFFSET => 4 ],
+ ],
+ }
+) {
+ is_same_sql_bind(
+ $test_set->{rs}->as_query,
+ $test_set->{sql},
+ $test_set->{binds},
+ $test_set->{name});
+}
+
+{
+my $subq = $s->resultset('Owners')->search({
+ 'count.id' => { -ident => 'owner.id' },
+}, { alias => 'owner' })->count_rs;
+
+my $rs_selectas_rel = $s->resultset('BooksInLibrary')->search ({}, {
+ columns => [
+ { owner_name => 'owner.name' },
+ { owner_books => $subq->as_query },
],
- 'Rownum subsel aliasing works correctly'
-);
+ join => 'owner',
+ rows => 2,
+ offset => 3,
+});
-is_same_sql_bind (
- $rs->search ({}, { rows => 2, offset => 3,columns => [
- { id => 'foo.id' },
- { 'ends_with_me.id' => 'ends_with_me.id' },
- ]})->as_query,
- '(SELECT id, ends_with_me__id
+is_same_sql_bind(
+ $rs_selectas_rel->as_query,
+ '(
+ SELECT owner_name, owner_books
FROM (
- SELECT id, ends_with_me__id, ROWNUM rownum__index
+ SELECT owner_name, owner_books, ROWNUM rownum__index
FROM (
- SELECT foo.id AS id, ends_with_me.id AS ends_with_me__id
- FROM cd me
+ SELECT owner.name AS owner_name,
+ ( SELECT COUNT( * ) FROM owners owner WHERE (count.id = owner.id)) AS owner_books
+ FROM books me
+ JOIN owners owner ON owner.id = me.owner
+ WHERE ( source = ? )
) me
- WHERE ROWNUM <= ?
) me
- WHERE rownum__index >= ?
+ WHERE rownum__index BETWEEN ? AND ?
)',
[
- [ $TOTAL => 5 ],
+ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
+ => 'Library' ],
[ $OFFSET => 4 ],
+ [ $TOTAL => 5 ],
],
- 'Rownum subsel aliasing works correctly'
+
+ 'pagination with subquery works'
);
+}
+
{
$rs = $s->resultset('Artist')->search({}, {
columns => 'name',
);
}
+{
+my $subq = $s->resultset('Owners')->search({
+ 'books.owner' => { -ident => 'owner.id' },
+}, { alias => 'owner', select => ['id'] } )->count_rs;
+
+my $rs_selectas_rel = $s->resultset('BooksInLibrary')->search( { -exists => $subq->as_query }, { select => ['id','owner'], rows => 1 } );
+
+is_same_sql_bind(
+ $rs_selectas_rel->as_query,
+ '(
+ SELECT me.id, me.owner FROM (
+ SELECT me.id, me.owner FROM books me WHERE ( ( (EXISTS (SELECT COUNT( * ) FROM owners owner WHERE ( books.owner = owner.id ))) AND source = ? ) )
+ ) me
+ WHERE ROWNUM <= ?
+ )',
+ [
+ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
+ [ $ROWS => 1 ],
+ ],
+ 'Pagination with sub-query in WHERE works'
+);
+
+}
done_testing;