For data design projects, there are no manual migration steps required. You can simply open a workspace that was created in Rational Data Architect Version 7.0.x in Rational Data Architect Version 7.5.
For data development projects, you should migrate the database connection that is associated with the project.
If you want to use a JDBC driver that is included with the Rational Data Architect Version 7.5 product for a connection that was created in Rational Data Architect Version 7.0.x, you must modify the connection properties for the connection so that the driver class path reflects your Rational Data Architect Version 7.5 installation location.
This step is highly recommended, because the version of the JDBC driver that is included with Version 7.5 of Rational Data Architect contains functionality that is being exploited by new features in the product.
To migrate a database connection from Rational Data Architect Version 7.0.x to Rational Data Architect Version 7.5: