5 seconds in google tells me that you can call Access with the "/compact" command line switch. Also, there's a KB article at support.microsoft.com that give further details.

OK here is the situation. I have a users database for this application we are using. within it each user has a unique ID for 2 different programs. The program that uses these ID's grabs those values ...

A few best practices can go a long way toward protecting your Access data from careless or overly curious users. Here are some simple ways to add a few layers of security to a database. A few best ...

Microsoft Access is a powerful database management system (DBMS) designed to help you efficiently store, organize, and analyze data. Whether you’re managing a small business, tracking personal ...