+my $credit_transactions = "EXISTS (SELECT 1 FROM cust_pay_batch WHERE batchnum = $batchnum AND paycode = 'C') AS arecredits";
+my $pay_batch = qsearchs({ 'select' => "*, $credit_transactions",
+ 'table' => 'pay_batch',
+ 'hashref' => { batchnum => $batchnum },
+ });