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January 9, 2017 05:03
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Want to see the trace leading up to the sql output? Here you go.
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=pod | |
Put this is in the module in which you want to see SQL: | |
use DBIxOut; | |
my $dbout = DBIxOut->new(); | |
$dbout->enable_from_rs($resultset); | |
# OR | |
my $schema = $self->schema; | |
$dbout->enable_from_schema($schema); | |
=cut | |
package DBIxOut; | |
use base qw<DBIx::Class::Storage::Statistics>; | |
use Data::Dumper qw<Dumper>; | |
use SQL::QueryBuilder::Pretty; | |
use Devel::StackTrace; | |
binmode STDOUT, ':encoding(UTF-8)'; | |
sub query_start { | |
my ($self, $sql_query, @params) = @_; | |
print "-"x80, "\n"; | |
my $trace = Devel::StackTrace->new(); | |
# from bottom (least recent) of stack to top. | |
while ( my $frame = $trace->prev_frame() ) { | |
print join ' ', $frame->subroutine() . '()', | |
$frame->filename() . ':' . $frame->line() . "\n"; | |
} | |
print "\n\n"; | |
my $pretty = SQL::QueryBuilder::Pretty->new( | |
'-indent_ammount' => 4, | |
'-indent_char' => ' ', | |
'-new_line' => "\n", | |
); | |
print $pretty->print($sql_query), "\n"; | |
print "/****** params *******\n\t"; | |
print join "\n\t", @params; | |
print "\n*********************/\n"; | |
print "-"x80, "\n\n"; | |
} | |
sub enable_from_rs { | |
my ($self, $resultset) = @_; | |
$self->enable_from_schema($resultset->result_source->schema); | |
} | |
sub enable_from_schema { | |
my ($self, $schema) = @_; | |
$schema->storage->debug(1); | |
$schema->storage->debugobj($self); | |
} | |
1; |
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