my @idcol_args = $no_rowid_container ? ('', '') : (
', %cur_row_ids', # only declare the variable if we'll use it
-
- sprintf( <<'EOS', join ', ', sort { $a <=> $b } keys %{ $stats->{idcols_seen} } ),
- $cur_row_ids{$_} = defined($cur_row_data->[$_]) ? $cur_row_data->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (%s);
-EOS
+ join ("\n", map {
+ qq(\$cur_row_ids{$_} = defined(\$cur_row_data->[$_]) ? \$cur_row_data->[$_] : "\0NULL\xFF\$rows_pos\xFF$_\0";)
+ } sort { $a <=> $b } keys %{ $stats->{idcols_seen} } )
);
my $parser_src = sprintf (<<'EOS', @idcol_args, $top_node_key_assembler||'', $top_node_key, join( "\n", @{$data_assemblers||[]} ) );
# result can be rather large - we reuse the same already allocated
# array, since the collapsed prefetch is smaller by definition.
# At the end we cut the leftovers away and move on.
- while ($cur_row_data =
- ( ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
- ||
- ($_[1] and $_[1]->())
- ) {
+ while ($cur_row_data = (
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
+ or
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
+
# this code exists only when we are *not* assembling direct to HRI
#
# due to left joins some of the ids may be NULL/undef, and
# won't play well when used as hash lookups
# we also need to differentiate NULLs on per-row/per-col basis
# (otherwise folding of optional 1:1s will be greatly confused
- %2$s
+%2$s
# in the case of an underdefined root - calculate the virtual id (otherwise no code at all)
- %3$s
+%3$s
# if we were supplied a coderef - we are collapsing lazily (the set
# is ordered properly)
# as long as we have a result already and the next result is new we
# return the pre-read data and bail
- $_[1] and $result_pos and ! $collapse_idx[0]%4$s and (unshift @{$_[2]}, $cur_row_data) and last;
+$_[1] and $result_pos and ! $collapse_idx[0]%4$s and (unshift @{$_[2]}, $cur_row_data) and last;
# the rel assemblers
%5$s
my ($result_pos, @collapse_idx, $cur_row_data, %cur_row_ids);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
- $cur_row_ids{$_} = defined $cur_row_data->[$_] ? $cur_row_data->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (0, 1, 3, 4, 5);
+ $cur_row_ids{0} = defined $cur_row_data->[0] ? $cur_row_data->[0] : "\0NULL\xFF$rows_pos\xFF0\0";
+ $cur_row_ids{1} = defined $cur_row_data->[1] ? $cur_row_data->[1] : "\0NULL\xFF$rows_pos\xFF1\0";
+ $cur_row_ids{3} = defined $cur_row_data->[3] ? $cur_row_data->[3] : "\0NULL\xFF$rows_pos\xFF3\0";
+ $cur_row_ids{4} = defined $cur_row_data->[4] ? $cur_row_data->[4] : "\0NULL\xFF$rows_pos\xFF4\0";
+ $cur_row_ids{5} = defined $cur_row_data->[5] ? $cur_row_data->[5] : "\0NULL\xFF$rows_pos\xFF5\0";
# a present cref in $_[1] implies lazy prefetch, implies a supplied stash in $_[2]
$_[1] and $result_pos and ! $collapse_idx[0]{$cur_row_ids{4}}{$cur_row_ids{5}} and (unshift @{$_[2]}, $cur_row_data) and last;
my ($result_pos, @collapse_idx, $cur_row_data);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
# a present cref in $_[1] implies lazy prefetch, implies a supplied stash in $_[2]
$_[1] and $result_pos and ! $collapse_idx[0]{$cur_row_data->[4]}{$cur_row_data->[5]} and (unshift @{$_[2]}, $cur_row_data) and last;
my ($result_pos, @collapse_idx, $cur_row_data, %cur_row_ids);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
- $cur_row_ids{$_} = defined $cur_row_data->[$_] ? $cur_row_data->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (0, 1, 5, 6, 8, 10);
+ $cur_row_ids{0} = defined $cur_row_data->[0] ? $cur_row_data->[0] : "\0NULL\xFF$rows_pos\xFF0\0";
+ $cur_row_ids{1} = defined $cur_row_data->[1] ? $cur_row_data->[1] : "\0NULL\xFF$rows_pos\xFF1\0";
+ $cur_row_ids{5} = defined $cur_row_data->[5] ? $cur_row_data->[5] : "\0NULL\xFF$rows_pos\xFF5\0";
+ $cur_row_ids{6} = defined $cur_row_data->[6] ? $cur_row_data->[6] : "\0NULL\xFF$rows_pos\xFF6\0";
+ $cur_row_ids{8} = defined $cur_row_data->[8] ? $cur_row_data->[8] : "\0NULL\xFF$rows_pos\xFF8\0";
+ $cur_row_ids{10} = defined $cur_row_data->[10] ? $cur_row_data->[10] : "\0NULL\xFF$rows_pos\xFF10\0";
# a present cref in $_[1] implies lazy prefetch, implies a supplied stash in $_[2]
$_[1] and $result_pos and ! $collapse_idx[0]{$cur_row_ids{1}} and (unshift @{$_[2]}, $cur_row_data) and last;
my ($result_pos, @collapse_idx, $cur_row_data, %cur_row_ids);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
- $cur_row_ids{$_} = defined $cur_row_data->[$_] ? $cur_row_data->[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (0, 1, 5, 6, 8, 10);
+ $cur_row_ids{0} = defined $cur_row_data->[0] ? $cur_row_data->[0] : "\0NULL\xFF$rows_pos\xFF0\0";
+ $cur_row_ids{1} = defined $cur_row_data->[1] ? $cur_row_data->[1] : "\0NULL\xFF$rows_pos\xFF1\0";
+ $cur_row_ids{5} = defined $cur_row_data->[5] ? $cur_row_data->[5] : "\0NULL\xFF$rows_pos\xFF5\0";
+ $cur_row_ids{6} = defined $cur_row_data->[6] ? $cur_row_data->[6] : "\0NULL\xFF$rows_pos\xFF6\0";
+ $cur_row_ids{8} = defined $cur_row_data->[8] ? $cur_row_data->[8] : "\0NULL\xFF$rows_pos\xFF8\0";
+ $cur_row_ids{10} = defined $cur_row_data->[10] ? $cur_row_data->[10] : "\0NULL\xFF$rows_pos\xFF10\0";
# a present cref in $_[1] implies lazy prefetch, implies a supplied stash in $_[2]
$_[1] and $result_pos and ! $collapse_idx[0]{$cur_row_ids{1}} and (unshift @{$_[2]}, $cur_row_data) and last;
my ($result_pos, @collapse_idx, $cur_row_data, %cur_row_ids);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
- $cur_row_ids{$_} = defined $$cur_row_data[$_] ? $$cur_row_data[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (0, 2, 3, 4, 8);
+ $cur_row_ids{0} = defined $cur_row_data->[0] ? $cur_row_data->[0] : "\0NULL\xFF$rows_pos\xFF0\0";
+ $cur_row_ids{2} = defined $cur_row_data->[2] ? $cur_row_data->[2] : "\0NULL\xFF$rows_pos\xFF2\0";
+ $cur_row_ids{3} = defined $cur_row_data->[3] ? $cur_row_data->[3] : "\0NULL\xFF$rows_pos\xFF3\0";
+ $cur_row_ids{4} = defined $cur_row_data->[4] ? $cur_row_data->[4] : "\0NULL\xFF$rows_pos\xFF4\0";
+ $cur_row_ids{8} = defined $cur_row_data->[8] ? $cur_row_data->[8] : "\0NULL\xFF$rows_pos\xFF8\0";
# cache expensive set of ops in a non-existent rowid slot
$cur_row_ids{10} = (
my ($result_pos, @collapse_idx, $cur_row_data, %cur_row_ids);
while ($cur_row_data = (
- ( $rows_pos >= 0 and $_[0][$rows_pos++] ) or do { $rows_pos = -1; undef } )
+ ( $rows_pos >= 0 and $_[0][$rows_pos++] )
||
- ( $_[1] and $_[1]->() )
- ) {
-
- $cur_row_ids{$_} = defined $$cur_row_data[$_] ? $$cur_row_data[$_] : "\0NULL\xFF$rows_pos\xFF$_\0"
- for (0, 2, 3, 4, 8);
+ ( $_[1] and $rows_pos = -1 and $_[1]->() )
+ ) ) {
+
+ $cur_row_ids{0} = defined $cur_row_data->[0] ? $cur_row_data->[0] : "\0NULL\xFF$rows_pos\xFF0\0";
+ $cur_row_ids{2} = defined $cur_row_data->[2] ? $cur_row_data->[2] : "\0NULL\xFF$rows_pos\xFF2\0";
+ $cur_row_ids{3} = defined $cur_row_data->[3] ? $cur_row_data->[3] : "\0NULL\xFF$rows_pos\xFF3\0";
+ $cur_row_ids{4} = defined $cur_row_data->[4] ? $cur_row_data->[4] : "\0NULL\xFF$rows_pos\xFF4\0";
+ $cur_row_ids{8} = defined $cur_row_data->[8] ? $cur_row_data->[8] : "\0NULL\xFF$rows_pos\xFF8\0";
# cache expensive set of ops in a non-existent rowid slot
$cur_row_ids{10} = (
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