If a database was created without jConnect metadata support, you can use Sybase Central to install it at a later date.
Connect to the database you want to upgrade.
From the Tools menu, choose SQL Anywhere 10 > Upgrade Database.
The Upgrade Database wizard appears.
Click Next on the introductory page of the wizard.
Select the database you want to upgrade from the list. Click Next.
You can choose to create a backup of the database if you want. Click Next.
Select the Install jConnect Meta-Information Support option.
Follow the remaining instructions in the wizard.