8.2. VDB Metadata

This table provides the current VDB contents.

This table supplies information about the currently connected virtual database, of which there is always exactly one (in the context of a connection).

This table supplies information about all the schemas in the virtual database, including the system schema itself (System).

This table supplies user-defined properties on all objects based on metamodel extensions. Normally, this table is empty if no metamodel extensions are being used.