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Commit 16738fe3 authored by Leo Gordon's avatar Leo Gordon
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added autoloaded counting in groups; removed some undefined value warnings

parent 458c761b
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......@@ -249,25 +249,47 @@ sub _table_info_loader {
sub count_all {
my ($self, $constraint) = @_;
my ($self, $constraint, $key_list) = @_;
my $table_name = $self->table_name();
my $sql = "SELECT COUNT(*) FROM $table_name";
my $sql = "SELECT ".($key_list ? join(', ', @$key_list, '') : '')."COUNT(*) FROM $table_name";
if($constraint) {
# in case $constraint contains any kind of JOIN (regular, LEFT, RIGHT, etc) do not put WHERE in front:
$sql .= (($constraint=~/\bJOIN\b/i) ? ' ' : ' WHERE ') . $constraint;
}
if($key_list) {
$sql .= " GROUP BY ".join(', ', @$key_list);
}
# warn "SQL: $sql\n";
my $sth = $self->prepare($sql);
$sth->execute;
my ($count) = $sth->fetchrow_array();
$sth->finish;
$sth->execute;
my $result_struct; # will be autovivified to the correct data structure
while(my $hashref = $sth->fetchrow_hashref) {
my $pptr = \$result_struct;
if($key_list) {
foreach my $syll (@$key_list) {
$pptr = \$$pptr->{$hashref->{$syll}}; # using pointer-to-pointer to enforce same-level vivification
}
}
$$pptr = $hashref->{'COUNT(*)'};
}
return $count;
unless(defined($result_struct)) {
if($key_list and scalar(@$key_list)) {
$result_struct = {};
} else {
$result_struct = 0;
}
}
return $result_struct;
}
......@@ -539,17 +561,23 @@ sub AUTOLOAD {
my $column_set = $self->column_set();
my $filter_components = $filter_string && [ split(/_AND_/i, $filter_string) ];
foreach my $column_name ( @$filter_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
if($filter_components) {
foreach my $column_name ( @$filter_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
}
}
}
my $key_components = $key_string && [ split(/_AND_/i, $key_string) ];
foreach my $column_name ( @$key_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
if($key_components) {
foreach my $column_name ( @$key_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
}
}
}
if($value_column && !$column_set->{$value_column}) {
die "unknown column '$value_column'";
}
......@@ -558,7 +586,7 @@ sub AUTOLOAD {
*$AUTOLOAD = sub {
my $self = shift @_;
return $self->fetch_all(
join(' AND ', map { "$filter_components->[$_]='$_[$_]'" } 0..scalar(@$filter_components)-1),
$filter_components && join(' AND ', map { "$filter_components->[$_]='$_[$_]'" } 0..scalar(@$filter_components)-1),
!$all,
$key_components,
$value_column
......@@ -566,16 +594,28 @@ sub AUTOLOAD {
};
goto &$AUTOLOAD; # restart the new method
} elsif($AUTOLOAD =~ /::count_all_by_(\w+)$/) {
my $filter_string = $1;
} elsif($AUTOLOAD =~ /::count_all(?:_by_(\w+))?(?:_HASHED_FROM_(\w+?))?$/) {
my $filter_string = $1;
my $key_string = $2;
my ($self) = @_;
my $column_set = $self->column_set();
my $filter_components = $filter_string && [ split(/_AND_/i, $filter_string) ];
foreach my $column_name ( @$filter_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
if($filter_components) {
foreach my $column_name ( @$filter_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
}
}
}
my $key_components = $key_string && [ split(/_AND_/i, $key_string) ];
if($key_components) {
foreach my $column_name ( @$key_components ) {
unless($column_set->{$column_name}) {
die "unknown column '$column_name'";
}
}
}
......@@ -583,7 +623,8 @@ sub AUTOLOAD {
*$AUTOLOAD = sub {
my $self = shift @_;
return $self->count_all(
join(' AND ', map { "$filter_components->[$_]='$_[$_]'" } 0..scalar(@$filter_components)-1),
$filter_components && join(' AND ', map { "$filter_components->[$_]='$_[$_]'" } 0..scalar(@$filter_components)-1),
$key_components,
);
};
goto &$AUTOLOAD; # restart the new method
......
......@@ -24,3 +24,8 @@ print "Count(filter by 1 'from_analysis_id' column) ".$hive_dba->get_DataflowRul
print "Count(filter by 1 'branch_code' column) ".$hive_dba->get_DataflowRuleAdaptor->count_all_by_branch_code(1)."\n";
print "Count(filter by 2 columns) ".$hive_dba->get_DataflowRuleAdaptor->count_all_by_from_analysis_id_AND_branch_code(1, 2)."\n";
print "Count workers: ".$hive_dba->get_WorkerAdaptor->count_all()."\n";
print "Count workers by meadow_user: ".$hive_dba->get_WorkerAdaptor->count_all_by_meadow_user('lg4')."\n";
print "Count workers HASHED FROM meadow_user: ".Dumper($hive_dba->get_WorkerAdaptor->count_all_HASHED_FROM_meadow_user())."\n";
print "Count workers HASHED FROM meadow_type, meadow_user: ".Dumper($hive_dba->get_WorkerAdaptor->count_all_HASHED_FROM_meadow_type_AND_meadow_user())."\n";
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