The documentation portal is undergoing maintenance. During this period, you can't create any new user credentials. If you do, you'll need to recreate the user credential after the maintenance period ends.
Use the DataDirect JDBC drivers packaged with the Informatica installer to import metadata from JDBC-compliant databases. If the DataDirect JDBC drivers are not available for a specific JDBC-compliant database, download the Type 4 JDBC driver associated with that database.
Copy the JDBC driver .jar files to the following location on the Developer tool machine: