use warnings;
use Test::More;
-use Test::Exception;
use lib qw(t/lib);
use DBICTest;
use DBIC::SqlMakerTest;
+use DBIx::Class::SQLMaker::LimitDialects;
+
+my $ROWS = DBIx::Class::SQLMaker::LimitDialects->__rows_bindtype;
my $schema = DBICTest->init_schema();
my $sdebug = $schema->storage->debug;
WHERE ( me.cd IN ( ?, ?, ?, ?, ? ) )
GROUP BY me.cd
)
- count_subq
+ me
)',
- [ map { [ 'me.cd' => $_] } ($cd_rs->get_column ('cdid')->all) ],
+ [ map { [ { sqlt_datatype => 'integer', dbic_colname => 'me.cd' }
+ => $_ ] } ($cd_rs->get_column ('cdid')->all) ],
'count() query generated expected SQL',
);
'(
SELECT me.cd, me.track_count, cd.cdid, cd.artist, cd.title, cd.year, cd.genreid, cd.single_track
FROM (
- SELECT me.cd, COUNT (me.trackid) AS track_count,
+ SELECT me.cd, COUNT (me.trackid) AS track_count
FROM track me
JOIN cd cd ON cd.cdid = me.cd
WHERE ( me.cd IN ( ?, ?, ?, ?, ? ) )
GROUP BY me.cd
- ) as me
+ ) me
JOIN cd cd ON cd.cdid = me.cd
WHERE ( me.cd IN ( ?, ?, ?, ?, ? ) )
)',
- [ map { [ 'me.cd' => $_] } ( ($cd_rs->get_column ('cdid')->all) x 2 ) ],
+ [ map { [ { sqlt_datatype => 'integer', dbic_colname => 'me.cd' }
+ => $_ ] } ( ($cd_rs->get_column ('cdid')->all) x 2 ) ],
'next() query generated expected SQL',
);
},
{
prefetch => [qw/tracks liner_notes/],
- select => ['me.cdid', { count => 'tracks.trackid' } ],
- as => [qw/cdid track_count/],
+ select => ['me.cdid', { count => 'tracks.trackid' }, { max => 'tracks.trackid', -as => 'maxtr'} ],
+ as => [qw/cdid track_count max_track_id/],
group_by => 'me.cdid',
- order_by => { -desc => 'track_count' },
+ order_by => [ { -desc => 'track_count' }, { -asc => 'maxtr' } ],
rows => 2,
}
);
FROM (
SELECT me.cdid
FROM cd me
- LEFT JOIN track tracks ON tracks.cd = me.cdid
- LEFT JOIN liner_notes liner_notes ON liner_notes.liner_id = me.cdid
WHERE ( me.cdid IS NOT NULL )
GROUP BY me.cdid
- LIMIT 2
- ) count_subq
+ LIMIT ?
+ ) me
)',
- [],
+ [[$ROWS => 2]],
'count() query generated expected SQL',
);
is_same_sql_bind (
$most_tracks_rs->as_query,
'(
- SELECT me.cdid, me.track_count, tracks.trackid, tracks.cd, tracks.position, tracks.title, tracks.last_updated_on, tracks.last_updated_at, liner_notes.liner_id, liner_notes.notes
+ SELECT me.cdid, me.track_count, me.maxtr,
+ tracks.trackid, tracks.cd, tracks.position, tracks.title, tracks.last_updated_on, tracks.last_updated_at,
+ liner_notes.liner_id, liner_notes.notes
FROM (
- SELECT me.cdid, COUNT( tracks.trackid ) AS track_count
+ SELECT me.cdid, COUNT( tracks.trackid ) AS track_count, MAX( tracks.trackid ) AS maxtr
FROM cd me
LEFT JOIN track tracks ON tracks.cd = me.cdid
WHERE ( me.cdid IS NOT NULL )
GROUP BY me.cdid
- ORDER BY track_count DESC
- LIMIT 2
+ ORDER BY track_count DESC, maxtr ASC
+ LIMIT ?
) me
LEFT JOIN track tracks ON tracks.cd = me.cdid
LEFT JOIN liner_notes liner_notes ON liner_notes.liner_id = me.cdid
WHERE ( me.cdid IS NOT NULL )
- ORDER BY track_count DESC, tracks.cd
+ ORDER BY track_count DESC, maxtr ASC
)',
- [],
+ [[$ROWS => 2]],
'next() query generated expected SQL',
);
$rs->as_query,
'(
SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
- tags.tagid, tags.cd, tags.tag
+ tags.tagid, tags.cd, tags.tag
FROM (
SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
FROM cd me
ORDER BY cdid
) me
LEFT JOIN tags tags ON tags.cd = me.cdid
- ORDER BY cdid, tags.cd, tags.tag
+ ORDER BY cdid
)',
[],
'Prefetch + distinct resulted in correct group_by',
is ($rs->count, 5, 'Correct count of CDs');
}
-lives_ok (sub {
- my $rs = $schema->resultset("Artwork")->search(undef, {distinct => 1})
- ->search_related('artwork_to_artist')->search_related('artist',
- undef,
- { prefetch => q(cds) },
- );
- is($rs->all, 0, 'prefetch without WHERE');
-
- $rs = $schema->resultset("Artwork")->search(undef, {distinct => 1})
- ->search_related('artwork_to_artist')->search_related('artist',
- { 'cds.title' => 'foo' },
- { prefetch => q(cds) },
- );
- is($rs->all, 0, 'prefetch with WHERE');
-
-
- # different case
- $rs = $schema->resultset("Artist")->search(undef)
- ->search_related('cds')->search_related('genre',
- { 'genre.name' => 'foo' },
- { prefetch => q(cds) },
- );
- is($rs->all, 0, 'prefetch without distinct');
-
- $rs = $schema->resultset("Artist")->search(undef, {distinct => 1})
- ->search_related('cds')->search_related('genre',
- { 'genre.name' => 'foo' },
- );
- is($rs->all, 0, 'distinct without prefetch');
-
- $rs = $schema->resultset("Artist")->search({artistid => '11'}, {distinct => 1})
- ->search_related('cds')->search_related('genre',
- { 'genre.name' => 'foo' },
- { prefetch => q(cds) },
- );
- is($rs->all, 0, 'prefetch with distinct');
-}, 'distinct generally works with prefetch');
+# RT 47779, test group_by as a scalar ref
+{
+ my $track_rs = $schema->resultset ('Track')->search (
+ { 'me.cd' => { -in => [ $cd_rs->get_column ('cdid')->all ] } },
+ {
+ select => [
+ 'me.cd',
+ { count => 'me.trackid' },
+ ],
+ as => [qw/
+ cd
+ track_count
+ /],
+ group_by => \'SUBSTR(me.cd, 1, 1)',
+ prefetch => 'cd',
+ },
+ );
+
+ is_same_sql_bind (
+ $track_rs->count_rs->as_query,
+ '(
+ SELECT COUNT( * )
+ FROM (
+ SELECT SUBSTR(me.cd, 1, 1)
+ FROM track me
+ JOIN cd cd ON cd.cdid = me.cd
+ WHERE ( me.cd IN ( ?, ?, ?, ?, ? ) )
+ GROUP BY SUBSTR(me.cd, 1, 1)
+ )
+ me
+ )',
+ [ map { [ { sqlt_datatype => 'integer', dbic_colname => 'me.cd' }
+ => $_ ] } ($cd_rs->get_column ('cdid')->all) ],
+ 'count() query generated expected SQL',
+ );
+}
+
+{
+ my $cd_rs = $schema->resultset('CD')->search({}, {
+ distinct => 1,
+ join => [qw/ tracks /],
+ prefetch => [qw/ artist /],
+ });
+ is($cd_rs->count, 5, 'complex prefetch + non-prefetching has_many join count correct');
+ is($cd_rs->all, 5, 'complex prefetch + non-prefetching has_many join number of objects correct');
+
+ # make sure join tracks was thrown out
+ is_same_sql_bind (
+ $cd_rs->as_query,
+ '(
+ SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
+ artist.artistid, artist.name, artist.rank, artist.charfield
+ FROM (
+ SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
+ FROM cd me
+ JOIN artist artist ON artist.artistid = me.artist
+ GROUP BY me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
+ ORDER BY me.cdid
+ ) me
+ JOIN artist artist ON artist.artistid = me.artist
+ ORDER BY me.cdid
+ )',
+ [],
+ );
+
+
+
+ # try the same as above, but add a condition so the tracks join can not be thrown away
+ my $cd_rs2 = $cd_rs->search ({ 'tracks.title' => { '!=' => 'ugabuganoexist' } });
+ is($cd_rs2->count, 5, 'complex prefetch + non-prefetching restricted has_many join count correct');
+ is($cd_rs2->all, 5, 'complex prefetch + non-prefetching restricted has_many join number of objects correct');
+
+ # the outer group_by seems like a necessary evil, if someone can figure out how to take it away
+ # without breaking compat - be my guest
+ is_same_sql_bind (
+ $cd_rs2->as_query,
+ '(
+ SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
+ artist.artistid, artist.name, artist.rank, artist.charfield
+ FROM (
+ SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
+ FROM cd me
+ LEFT JOIN track tracks ON tracks.cd = me.cdid
+ JOIN artist artist ON artist.artistid = me.artist
+ WHERE ( tracks.title != ? )
+ GROUP BY me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
+ ORDER BY me.cdid
+ ) me
+ LEFT JOIN track tracks ON tracks.cd = me.cdid
+ JOIN artist artist ON artist.artistid = me.artist
+ WHERE ( tracks.title != ? )
+ GROUP BY me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
+ artist.artistid, artist.name, artist.rank, artist.charfield
+ ORDER BY me.cdid
+ )',
+ [ map { [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'tracks.title' }
+ => 'ugabuganoexist' ] } (1,2)
+ ],
+ );
+}
+
+{
+ my $rs = $schema->resultset('CD')->search({},
+ {
+ '+select' => [{ count => 'tags.tag' }],
+ '+as' => ['test_count'],
+ prefetch => ['tags'],
+ distinct => 1,
+ order_by => {'-asc' => 'tags.tag'},
+ rows => 1
+ }
+ );
+ is_same_sql_bind($rs->as_query, q{
+ (SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track, me.test_count, tags.tagid, tags.cd, tags.tag
+ FROM (SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track, COUNT( tags.tag ) AS test_count
+ FROM cd me LEFT JOIN tags tags ON tags.cd = me.cdid
+ GROUP BY me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track, tags.tag
+ ORDER BY tags.tag ASC LIMIT ?)
+ me
+ LEFT JOIN tags tags ON tags.cd = me.cdid
+ ORDER BY tags.tag ASC
+ )
+ }, [[$ROWS => 1]]);
+}
done_testing;
projects / dbsrgits/DBIx-Class.git / blobdiff