In Crystal Reports XI :
  1. If necessary, set the Location to the new database export file.
  2. Select Database > Verify Database from the menu bar.
  3. Click Yes or OK to any prompts that appear.
  4. Select Database > Database Expert from the menu bar.
  5. Click "+" next to Create New Connection
  6. Click "+" next to Database Files
  7. Browse to the location of the .mdb file (Access Database file). Highlight it and click Open.
  8. Select the file name that appears on the left and click the double right arrow button to bring over any new tables.
  9. Click OK
  10. Verify links are appropriate (may need to change joins for the new tables) and click OK.

In Crystal Reports 8.5:
  1. If necessary, Set the Location to the new database export file.
  2. Select Database > Verify Database from the menu bar.
  3. Click Yes or OK to any prompts that appear.
  4. Select Database > Add Database to Report from the menu bar.
  5. Click "+" next to Database Files
  6. Double-click Find Database File
  7. Browse to the location of the .mdb file (Access Database file). Highlight it and click Open.
  8. Click the first table to highlight it. Hold down the Shift key and click the last table to highlight all tables.
  9. Click Add. (If you know which new tables need to be added, highlight them individually and click Add.)
  10. Click Cancel to any prompts that come up requesting an alias.
  11. Click Close and the Visual Linking Expert will appear.
  12. Click OK to the first window.
  13. Click Tables.
  14. If any tables are listed under Invisible Tables, add them to Visible Tables.
  15. Mark the Perform Smart Linking checkbox.
  16. Click OK.
  17. Click OK. The new tables and/or fields should now be available for use in the report.