1. A method of importing a first data model into a meta-data representation in one or more computers, comprising: (a) invoking an import wizard comprising a graphical user interface that guides a user through a process of importing the first data model into the meta-data representation; (b) selecting a source, using the import wizard, that specifies connectivity information of a source containing the first data model to be imported; (c) selecting a schema, using the import wizard, from the selected source, from which tables will be imported into the meta-data representation; (d) retrieving and displaying, using the import wizard, a list of all table names within the selected schema; (e) selecting, using the import wizard, one or more tables from the list of all table names to import into the meta-data representation; and (f) populating table information for all of the selected one or more tables into the meta-data representation.