I have a CentOS 5.5 64 bit mail server using Postfix as the MTA.
I want to create a database of content and the time of mails sent and received from this mail server. Can anyone tell me how to do this?
Your question lacks detail, and thus my answer will be vague, too. I hope these hints can nudge you to right direction.
One way would be to use
Another way would be to use one of the log summarizers available: