The Advent wreath is a circular garland of evergreen branches representing eternity. On that wreath, five candles are typically arranged. During the season of Advent, one candle on the wreath is lit each Sunday as a part of the Advent services.
Combined DNA Index System. The Combined DNA Index System (CODIS) is the United States national DNA database created and maintained by the Federal Bureau of Investigation.
A database link (DBlink) is a definition of how to establish a connection from one Oracle database to another. The following link types are supported: 1  Private database link-belongs to a specific schema of a database.2  Only the owner of a private database link can use it.3  Public database link-all users in the database can use it. 4  Global database link-defined in an OID or Oracle Names Server.he following link types are supported: 1  Private database link-belongs to a specific schema of a database. 2  Only the owner of a private database link can use it. 3  Public database link-all users in the database can use it. 4  Global database link-defined in an OID or Oracle Names Server.