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|
use strict;
use warnings;
use Test::More;
use lib qw(t/lib);
use DBICTest;
use DBIC::SqlMakerTest;
use DBIx::Class::SQLMaker::LimitDialects;
my ($TOTAL, $OFFSET) = (
DBIx::Class::SQLMaker::LimitDialects->__total_bindtype,
DBIx::Class::SQLMaker::LimitDialects->__offset_bindtype,
);
my $s = DBICTest->init_schema (no_deploy => 1, );
$s->storage->sql_maker->limit_dialect ('RowNum');
my $rs = $s->resultset ('CD');
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
) me WHERE rownum__index BETWEEN ? AND ?
)',
binds => [
[ $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
ORDER BY artist, title
) me
WHERE ROWNUM <= ?
) me
WHERE rownum__index >= ?
)',
binds => [
[ $TOTAL => 4 ],
[ $OFFSET => 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
) me
) me WHERE rownum__index BETWEEN ? AND ?
)',
binds => [
[ $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
ORDER BY artist, title
) me
WHERE ROWNUM <= ?
) me
WHERE rownum__index >= ?
)',
binds => [
[ $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 },
],
join => 'owner',
rows => 2,
offset => 3,
});
is_same_sql_bind(
$rs_selectas_rel->as_query,
'(
SELECT owner_name, owner_books
FROM (
SELECT owner_name, owner_books, ROWNUM rownum__index
FROM (
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
) me
WHERE rownum__index BETWEEN ? AND ?
)',
[
[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ],
[ $OFFSET => 4 ],
[ $TOTAL => 5 ],
],
'pagination with subquery works'
);
}
{
$rs = $s->resultset('Artist')->search({}, {
columns => 'name',
offset => 1,
order_by => 'name',
});
local $rs->result_source->{name} = "weird \n newline/multi \t \t space containing \n table";
like (
${$rs->as_query}->[0],
qr| weird \s \n \s newline/multi \s \t \s \t \s space \s containing \s \n \s table|x,
'Newlines/spaces preserved in final sql',
);
}
{
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 id, owner FROM (
SELECT id, owner, ROWNUM rownum__index FROM (
SELECT me.id, me.owner FROM books me WHERE ( ( (EXISTS (SELECT COUNT( * ) FROM owners owner WHERE ( books.owner = owner.id ))) AND source = ? ) )
) me
) me WHERE rownum__index BETWEEN ? AND ?
)',
[
[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
[ $OFFSET => 1 ],
[ $TOTAL => 1 ],
],
'Pagination with sub-query in WHERE works'
);
}
done_testing;
|
