After you validate the .st file online, you use the PROSTRCT ADDONLINE utility with the .st file to add the extents to a database.

The command to add extents online is:
prostrct addonline db-name .st-file
After you have validated the sports_add.st file, you can add the two fixed extents and a variable extent to the running sports database. To add the extents to the sports database online, enter:
prostrct addonline sports sports_add.st