after writing to database i want the JDBC response

hi forum ..pls help....

i have a file-xi-jdbc scenario.... after writing to database i want the JDBC response also...means no. of records updated/inserted/deleted etc.....means no. of rows returned

what can i do....

1. can i do it with a send step using asynchronous interface and ack....but i don know what ack does?

2. can i do it with send step using Synchronous Message Interface to the database?