);
$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,
},
},
) {
$cur_row_ids[$_] = defined $cur_row->[$_] ? $cur_row->[$_] : "\xFF\xFFN\xFFU\xFFL\xFFL\xFF\xFF"
- for (0, 2, 3, 4, 5);
+ 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 => $cur_row->[1] }];
+
+ # prefetch data of cds (if available)
+ push @{$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]};
- $collapse_idx[5]{$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]}{$cur_row_ids[3]};
+ # prefetch data of tracks (if available)
+ push @{$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,
},
},
$collapse_idx[2]{$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]};