What is the Informatica Designer? The Informatica Designer is a client tool used to create instructions for the Integration Service. The instructions consist of source and target definitions, along with transformation objects used to transform the data. Who uses the Informatica Designer Informatica Designer is used by system administrators and developers, alike. Designer Terminology and Icons Source Analyzer – Used create, import, and view source objects. Target Designer – Used to create, import, and view target objects. The target designer can also be used to create tables in the database. Transformation Developer – Used to create, edit and validate reusable transformations. Mapplet Designer – Used to create, edit, and validate reusable mapplets. Mapping Designer – Used to create, edit, and validate mappings the Integration Service will use to extract, transform and load the data. Workspace Window – Used to view or edit objects. Only one workspace can b...