Definitions for "Database link"
A named schema object that describes a path from one database to another. Database links are implicitly used when a reference is made to a global object name in a distributed database.
a connection pathway to a remote database that specifies the service name of that remote database
a database object that links an Oracle account in one database to an Oracle account in another database
Keywords:  cad, logical, row, connection, drawing
a connection between two physical database servers that allows a client to access them as one logical database
a connection between a CAD drawing entity and a record or row in a database. The term may also refer to a general connection between a CAD file and a database file.