Release 2.0 of GDOC, a tool for computer aided design of data base applications, is described.GDOC allows interactive specification of the conceptual schema of the application, expressed in an enriched Entity-Relationship Model, produces the relevant documentation by means of traditional printouts, as well as allowing a graphical definition of the conceptual schema. Moreover GDOC automatically generates the operating programs for accessing the concepts in the schema.Experiences of use of GDOC are discussed and further research directions are outlined.
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