sub get {
    my $self     = shift;
    my $columns  = ref $_[0] eq 'ARRAY' ? join(', ', @{ shift() }) : '*';
    my $db_table = shift || croak "I really need to know DB/Table name";
    my $field    = @_ == 2 ? shift : 'id';
    my $value    = shift || croak "I really need key value";
	
    my ($db, $table) = ($db_table =~ /^.+\..+$/) ? split(/\./, $db_table) : ($self->default_db(), $db_table);
    my $dbh = $self->dbh($db);
	
    my $sth = $dbh->prepare_cached("SELECT $columns FROM $table WHERE $field = ?", undef, 2);
    $sth->execute($value);
	
    my $resp = $sth->rows() ? $sth->fetchrow_hashref() : undef;
	
    return $resp;
}