);
$infmap = [qw/
+ single_track.cd.artist.cds.tracks.title
single_track.cd.artist.artistid
year
- single_track.cd.artist.cds.tracks.title
single_track.cd.artist.cds.cdid
title
artist
inflate_map => $infmap,
}),
'$_ = [
- { artist => $_->[5], title => $_->[4], year => $_->[1] },
+ { artist => $_->[5], title => $_->[4], year => $_->[2] },
{ single_track => [
undef,
{ cd => [
undef,
{ artist => [
- { artistid => $_->[0] },
+ { artistid => $_->[1] },
{ cds => [
{ cdid => $_->[3] },
{ tracks => [
- { title => $_->[2] }
+ { title => $_->[0] }
] },
] },
] },
);
is_deeply (
- $schema->source('CD')->_resolve_collapse({ as => {map { $infmap->[$_] => $_ } 0 .. $#$infmap} }),
+ ($schema->source('CD')->_resolve_collapse({ as => {map { $infmap->[$_] => $_ } 0 .. $#$infmap} })),
{
-node_index => 1,
- -node_id => [ 4, 5 ],
- -branch_id => [ 0, 2, 3, 4, 5 ],
+ -idcols_current_node => [ 4, 5 ],
+ -idcols_extra_from_children => [ 0, 3 ],
single_track => {
-node_index => 2,
- -node_id => [ 4, 5],
- -branch_id => [ 0, 2, 3, 4, 5],
+ -idcols_current_node => [ 4, 5 ],
+ -idcols_extra_from_children => [ 0, 3 ],
-is_optional => 1,
-is_single => 1,
cd => {
-node_index => 3,
- -node_id => [ 4, 5 ],
- -branch_id => [ 0, 2, 3, 4, 5 ],
+ -idcols_current_node => [ 4, 5 ],
+ -idcols_extra_from_children => [ 0, 3 ],
-is_single => 1,
artist => {
-node_index => 4,
- -node_id => [ 0 ],
- -branch_id => [ 0, 2, 3 ],
+ -idcols_current_node => [ 4, 5 ],
+ -idcols_extra_from_children => [ 0, 3 ],
-is_single => 1,
cds => {
-node_index => 5,
- -node_id => [ 3 ],
- -branch_id => [ 2, 3 ],
+ -idcols_current_node => [ 3, 4, 5 ],
+ -idcols_extra_from_children => [ 0 ],
-is_optional => 1,
tracks => {
-node_index => 6,
- -node_id => [ 2, 3 ],
- -branch_id => [ 2, 3 ],
+ -idcols_current_node => [ 0, 3, 4, 5 ],
-is_optional => 1,
},
},
( $_[1] and $_[1]->() )
) {
- $cur_row_ids[$_] = defined $cur_row->[$_] ? $cur_row->[$_] : "\xFF\xFFN\xFFU\xFFL\xFFL\xFF\xFF"
- for (0, 2, 3, 4, 5);
+ $cur_row_ids[$_] = defined $cur_row->[$_] ? $cur_row->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
+ for (0, 3, 4, 5);
- # a present cref implies lazy prefetch, implies a supplied stash in $_[2]
+ # a present cref in $_[1] implies lazy prefetch, implies a supplied stash in $_[2]
$_[1] and $result_pos and unshift(@{$_[2]}, $cur_row) and last
if $is_new_res = ! $collapse_idx[1]{$cur_row_ids[4]}{$cur_row_ids[5]};
- $collapse_idx[1]{$cur_row_ids[4]}{$cur_row_ids[5]} ||= [{ artist => $cur_row->[5], title => $cur_row->[4], year => $cur_row->[1] }];
+ # the rowdata itself for root node
+ $collapse_idx[1]{$cur_row_ids[4]}{$cur_row_ids[5]} ||= [{ artist => $cur_row->[5], title => $cur_row->[4], year => $cur_row->[2] }];
+
+ # prefetch data of single_track (placed in root)
$collapse_idx[1]{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{single_track} ||= $collapse_idx[2]{$cur_row_ids[4]}{$cur_row_ids[5]};
+
+ # prefetch data of cd (placed in single_track)
$collapse_idx[2]{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{cd} ||= $collapse_idx[3]{$cur_row_ids[4]}{$cur_row_ids[5]};
- $collapse_idx[3]{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{artist} ||= $collapse_idx[4]{$cur_row_ids[0]} ||= [{ artistid => $cur_row->[0] }];
- $collapse_idx[4]{$cur_row_ids[0]}[1]{cds} ||= [];
- push @{$collapse_idx[4]{$cur_row_ids[0]}[1]{cds}}, $collapse_idx[5]{$cur_row_ids[3]} ||= [{ cdid => $cur_row->[3] }]
- unless $collapse_idx[5]{$cur_row_ids[3]};
+ # prefetch data of artist ( placed in single_track->cd)
+ $collapse_idx[3]{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{artist} ||= $collapse_idx[4]{$cur_row_ids[4]}{$cur_row_ids[5]} ||= [{ artistid => $cur_row->[1] }];
- $collapse_idx[5]{$cur_row_ids[3]}[1]{tracks} ||= [];
- push @{$collapse_idx[5]{$cur_row_ids[3]}[1]{tracks}}, $collapse_idx[6]{$cur_row_ids[2]}{$cur_row_ids[3]} ||= [{ title => $cur_row->[2] }]
- unless $collapse_idx[6]{$cur_row_ids[2]}{$cur_row_ids[3]};
+ # prefetch data of cds (if available)
+ push @{$collapse_idx[4]{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{cds}}, $collapse_idx[5]{$cur_row_ids[3]}{$cur_row_ids[4]}{$cur_row_ids[5]} ||= [{ cdid => $cur_row->[3] }]
+ unless $collapse_idx[5]{$cur_row_ids[3]}{$cur_row_ids[4]}{$cur_row_ids[5]};
+
+ # prefetch data of tracks (if available)
+ push @{$collapse_idx[5]{$cur_row_ids[3]}{$cur_row_ids[4]}{$cur_row_ids[5]}[1]{tracks}}, $collapse_idx[6]{$cur_row_ids[0]}{$cur_row_ids[3]}{$cur_row_ids[4]}{$cur_row_ids[5]} ||= [{ title => $cur_row->[0] }]
+ unless $collapse_idx[6]{$cur_row_ids[0]}{$cur_row_ids[3]}{$cur_row_ids[4]}{$cur_row_ids[5]};
$_[0][$result_pos++] = $collapse_idx[1]{$cur_row_ids[4]}{$cur_row_ids[5]}
if $is_new_res;
$schema->source('CD')->_resolve_collapse({ as => {map { $infmap->[$_] => $_ } 0 .. $#$infmap} }),
{
-node_index => 1,
- -node_id => [ 1 ], # existing_single_track.cd.artist.artistid
- -branch_id => [ 0, 1, 5, 6, 8 ],
+ -idcols_current_node => [ 1 ], # existing_single_track.cd.artist.artistid
+ -idcols_extra_from_children => [ 0, 5, 6, 8 ],
existing_single_track => {
-node_index => 2,
- -node_id => [ 1 ], # existing_single_track.cd.artist.artistid
- -branch_id => [ 1, 6, 8 ],
+ -idcols_current_node => [ 1 ], # existing_single_track.cd.artist.artistid
+ -idcols_extra_from_children => [ 6, 8 ],
-is_single => 1,
cd => {
-node_index => 3,
- -node_id => [ 1 ], # existing_single_track.cd.artist.artistid
- -branch_id => [ 1, 6, 8 ],
+ -idcols_current_node => [ 1 ], # existing_single_track.cd.artist.artistid
+ -idcols_extra_from_children => [ 6, 8 ],
-is_single => 1,
artist => {
-node_index => 4,
- -node_id => [ 1 ], # existing_single_track.cd.artist.artistid
- -branch_id => [ 1, 6, 8 ],
+ -idcols_current_node => [ 1 ], # existing_single_track.cd.artist.artistid
+ -idcols_extra_from_children => [ 6, 8 ],
-is_single => 1,
cds => {
-node_index => 5,
- -node_id => [ 6 ], # existing_single_track.cd.artist.cds.cdid
- -branch_id => [ 6, 8 ],
+ -idcols_current_node => [ 1, 6 ], # existing_single_track.cd.artist.cds.cdid
+ -idcols_extra_from_children => [ 8 ],
-is_optional => 1,
tracks => {
-node_index => 6,
- -node_id => [ 6, 8 ], # existing_single_track.cd.artist.cds.cdid, existing_single_track.cd.artist.cds.tracks.title
- -branch_id => [ 6, 8 ],
+ -idcols_current_node => [ 1, 6, 8 ], # existing_single_track.cd.artist.cds.cdid, existing_single_track.cd.artist.cds.tracks.title
-is_optional => 1,
}
}
},
tracks => {
-node_index => 7,
- -node_id => [ 1, 5 ], # existing_single_track.cd.artist.artistid, tracks.title
- -branch_id => [ 0, 1, 5 ],
+ -idcols_current_node => [ 1, 5 ], # existing_single_track.cd.artist.artistid, tracks.title
+ -idcols_extra_from_children => [ 0 ],
-is_optional => 1,
lyrics => {
-node_index => 8,
- -node_id => [ 1, 5 ], # existing_single_track.cd.artist.artistid, tracks.title
- -branch_id => [ 0, 1, 5 ],
+ -idcols_current_node => [ 1, 5 ], # existing_single_track.cd.artist.artistid, tracks.title
+ -idcols_extra_from_children => [ 0 ],
-is_single => 1,
-is_optional => 1,
lyric_versions => {
-node_index => 9,
- -node_id => [ 0, 1, 5 ], # tracks.lyrics.lyric_versions.text, existing_single_track.cd.artist.artistid, tracks.title
- -branch_id => [ 0, 1, 5 ],
+ -idcols_current_node => [ 0, 1, 5 ], # tracks.lyrics.lyric_versions.text, existing_single_track.cd.artist.artistid, tracks.title
-is_optional => 1,
},
},
( $_[1] and $_[1]->() )
) {
- $cur_row_ids[$_] = defined $cur_row->[$_] ? $cur_row->[$_] : "\xFF\xFFN\xFFU\xFFL\xFFL\xFF\xFF"
+ $cur_row_ids[$_] = defined $cur_row->[$_] ? $cur_row->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
for (0, 1, 5, 6, 8);
$is_new_res = ! $collapse_idx[1]{$cur_row_ids[1]} and (
$collapse_idx[2]{$cur_row_ids[1]}[1]{cd} ||= $collapse_idx[3]{$cur_row_ids[1]};
$collapse_idx[3]{$cur_row_ids[1]}[1]{artist} ||= $collapse_idx[4]{$cur_row_ids[1]} ||= [{ artistid => $cur_row->[1] }];
- $collapse_idx[4]{$cur_row_ids[1]}[1]{cds} ||= [];
- push @{ $collapse_idx[4]{$cur_row_ids[1]}[1]{cds} }, $collapse_idx[5]{$cur_row_ids[6]} ||= [{ cdid => $cur_row->[6], genreid => $cur_row->[9], year => $cur_row->[2] }]
- unless $collapse_idx[5]{$cur_row_ids[6]};
+ push @{ $collapse_idx[4]{$cur_row_ids[1]}[1]{cds} }, $collapse_idx[5]{$cur_row_ids[1]}{$cur_row_ids[6]} ||= [{ cdid => $cur_row->[6], genreid => $cur_row->[9], year => $cur_row->[2] }]
+ unless $collapse_idx[5]{$cur_row_ids[1]}{$cur_row_ids[6]};
- $collapse_idx[5]{$cur_row_ids[6]}[1]{tracks} ||= [];
- push @{ $collapse_idx[5]{$cur_row_ids[6]}[1]{tracks} }, $collapse_idx[6]{$cur_row_ids[6]}{$cur_row_ids[8]} ||= [{ title => $cur_row->[8] }]
- unless $collapse_idx[6]{$cur_row_ids[6]}{$cur_row_ids[8]};
+ push @{ $collapse_idx[5]{$cur_row_ids[1]}{$cur_row_ids[6]}[1]{tracks} }, $collapse_idx[6]{$cur_row_ids[1]}{$cur_row_ids[6]}{$cur_row_ids[8]} ||= [{ title => $cur_row->[8] }]
+ unless $collapse_idx[6]{$cur_row_ids[1]}{$cur_row_ids[6]}{$cur_row_ids[8]};
- $collapse_idx[1]{$cur_row_ids[1]}[1]{tracks} ||= [];
push @{ $collapse_idx[1]{$cur_row_ids[1]}[1]{tracks} }, $collapse_idx[7]{$cur_row_ids[1]}{$cur_row_ids[5]} ||= [{ title => $cur_row->[5] }]
unless $collapse_idx[7]{$cur_row_ids[1]}{$cur_row_ids[5]};
$collapse_idx[7]{$cur_row_ids[1]}{$cur_row_ids[5]}[1]{lyrics} ||= $collapse_idx[8]{$cur_row_ids[1]}{$cur_row_ids[5] };
- $collapse_idx[8]{$cur_row_ids[1]}{$cur_row_ids[5]}[1]{lyric_versions} ||= [];
push @{ $collapse_idx[8]{$cur_row_ids[1]}{$cur_row_ids[5]}[1]{lyric_versions} }, $collapse_idx[9]{$cur_row_ids[0]}{$cur_row_ids[1]}{$cur_row_ids[5]} ||= [{ text => $cur_row->[0] }]
unless $collapse_idx[9]{$cur_row_ids[0]}{$cur_row_ids[1]}{$cur_row_ids[5]};
'Multiple has_many on multiple branches torture test',
);
+$infmap = [
+ 'single_track.trackid', # (0) definitive link to root from 1:1:1:1:M:M chain
+ 'year', # (1) non-unique
+ 'tracks.cd', # (2) \ together both uniqueness for second multirel
+ 'tracks.title', # (3) / and definitive link back to root
+ 'single_track.cd.artist.cds.cdid', # (4) to give uniquiness to ...tracks.title below
+ 'single_track.cd.artist.cds.year', # (5) non-unique
+ 'single_track.cd.artist.artistid', # (6) uniqufies entire parental chain
+ 'single_track.cd.artist.cds.genreid', # (7) nullable
+ 'single_track.cd.artist.cds.tracks.title',# (8) unique when combined with ...cds.cdid above
+];
+
+is_deeply (
+ $schema->source('CD')->_resolve_collapse({ as => {map { $infmap->[$_] => $_ } 0 .. $#$infmap} }),
+ {
+ -idcols_current_node => [],
+ -idcols_extra_from_children => [ 0, 2, 3, 4, 8 ],
+ -node_index => 1,
+ -root_node_idcol_variants => [
+ [ 0 ], [ 2 ],
+ ],
+ single_track => {
+ -idcols_current_node => [ 0 ],
+ -idcols_extra_from_children => [ 4, 8 ],
+ -is_optional => 1,
+ -is_single => 1,
+ -node_index => 2,
+ cd => {
+ -idcols_current_node => [ 0 ],
+ -idcols_extra_from_children => [ 4, 8 ],
+ -is_single => 1,
+ -node_index => 3,
+ artist => {
+ -idcols_current_node => [ 0 ],
+ -idcols_extra_from_children => [ 4, 8 ],
+ -is_single => 1,
+ -node_index => 4,
+ cds => {
+ -idcols_current_node => [ 0, 4 ],
+ -idcols_extra_from_children => [ 8 ],
+ -is_optional => 1,
+ -node_index => 5,
+ tracks => {
+ -idcols_current_node => [ 0, 4, 8 ],
+ -is_optional => 1,
+ -node_index => 6,
+ }
+ }
+ }
+ }
+ },
+ tracks => {
+ -idcols_current_node => [ 2, 3 ],
+ -is_optional => 1,
+ -node_index => 7,
+ }
+ },
+ 'Correct underdefined root collapse map constructed'
+);
+
+is_same_src (
+ $schema->source ('CD')->_mk_row_parser({
+ inflate_map => $infmap,
+ collapse => 1,
+ }),
+ ' my($rows_pos, $result_pos, $cur_row, @cur_row_ids, @collapse_idx, $is_new_res) = (0, 0);
+
+ while ($cur_row = (
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ||
+ ( $_[1] and $_[1]->() )
+ ) {
+
+ $cur_row_ids[$_] = defined $$cur_row[$_] ? $$cur_row[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
+ for (0, 2, 3, 4, 8);
+
+ # cache expensive set of ops in a non-existent rowid slot
+ $cur_row_ids[9] = (
+ ( ( defined $cur_row->[0] ) && (join "\xFF", q{}, $cur_row->[0], q{} ))
+ or
+ ( ( defined $cur_row->[2] ) && (join "\xFF", q{}, $cur_row->[2], q{} ))
+ or
+ "\0$rows_pos\0"
+ );
+
+ $is_new_res = ! $collapse_idx[1]{$cur_row_ids[9]} and (
+ $_[1] and $result_pos and (unshift @{$_[2]}, $cur_row) and last
+ );
+
+ $collapse_idx[1]{$cur_row_ids[9]} ||= [{ year => $$cur_row[1] }];
+
+ $collapse_idx[1]{$cur_row_ids[9]}[1]{single_track} ||= ($collapse_idx[2]{$cur_row_ids[0]} ||= [{ trackid => $$cur_row[0] }]);
+
+ $collapse_idx[2]{$cur_row_ids[0]}[1]{cd} ||= $collapse_idx[3]{$cur_row_ids[0]};
+
+ $collapse_idx[3]{$cur_row_ids[0]}[1]{artist} ||= ($collapse_idx[4]{$cur_row_ids[0]} ||= [{ artistid => $$cur_row[6] }]);
+
+ push @{$collapse_idx[4]{$cur_row_ids[0]}[1]{cds}},
+ $collapse_idx[5]{$cur_row_ids[0]}{$cur_row_ids[4]} ||= [{ cdid => $$cur_row[4], genreid => $$cur_row[7], year => $$cur_row[5] }]
+ unless $collapse_idx[5]{$cur_row_ids[0]}{$cur_row_ids[4]};
+
+ push @{$collapse_idx[5]{$cur_row_ids[0]}{$cur_row_ids[4]}[1]{tracks}},
+ $collapse_idx[6]{$cur_row_ids[0]}{$cur_row_ids[4]}{$cur_row_ids[8]} ||= [{ title => $$cur_row[8] }]
+ unless $collapse_idx[6]{$cur_row_ids[0]}{$cur_row_ids[4]}{$cur_row_ids[8]};
+
+ push @{$collapse_idx[1]{$cur_row_ids[9]}[1]{tracks}},
+ $collapse_idx[7]{$cur_row_ids[2]}{$cur_row_ids[3]} ||= [{ cd => $$cur_row[2], title => $$cur_row[3] }]
+ unless $collapse_idx[7]{$cur_row_ids[2]}{$cur_row_ids[3]};
+
+ $_[0][$result_pos++] = $collapse_idx[1]{$cur_row_ids[9]}
+ if $is_new_res;
+ }
+
+ splice @{$_[0]}, $result_pos;
+ ',
+ 'Multiple has_many on multiple branches with underdefined root torture test',
+);
+
done_testing;
my $deparser;