SELECT T2.invoice_number ,  T2.invoice_date FROM Financial_transactions AS T1 JOIN Invoices AS T2 ON T1.invoice_number  =  T2.invoice_number GROUP BY T1.invoice_number ORDER BY count(*) DESC LIMIT 1
What is the invoice number and invoice date corresponding to the invoice with the greatest number of transactions?
SELECT T2.invoice_number , T2.invoice_date FROM Financial_transactions AS T1 JOIN Invoices AS T2 ON T1.invoice_number = T2.invoice_number GROUP BY T1.invoice_number ORDER BY count ( * ) DESC LIMIT 1
select t2 . invoice_number , t2 . invoice_date from financial_transactions as t1 join invoices as t2 on t1 . invoice_number = t2 . invoice_number group by t1 . invoice_number order by count ( * ) desc limit value
What is the invoice number and invoice date corresponding to the invoice with the greatest number of transactions ?