true
DATABASE FILE - is one that is stored on a server and it is in the format that the database needs to read it. It is stored in the database catalog......
The collection of objects or materials, in museums and archives, is normally cataloged in a collections catalog. Normally it is done using a computerized database usually called a collection database.
A manual database example could be a paper telephone book or an old fashioned library card catalog.
The database catalog of a database instance consists of metadata in which definitions of database objects such as base tables, views (virtual tables), synonym, value ranges, indexes, users, and user groups are stored.The SQL standard specifies a uniform means to access the catalog, called the INFORMATION_SCHEMA, but not all database follow this, even if they implement other aspects of the SQL standard. For an example of database-specific metadata access methods, see Oracle metadata.
The global catalog server.
Online Public Access Catalog is the full form of OPAC. It is a kind of database in the library.
library card catalog
Database is used so that people can be able to access e-books, journals using Databases such as Ebcohost, Online Public Access Catalog (OPAC). from L.Malangeni
Database file is one that is stored on a server and it is in the format that the database needs to read it. It is also stored in the database catalog. A flat file is one that is dumped from a database to import or export into another database or program. A flat file is fields of data separated by delimiters, which keep the fields separated for export/import.
Derived data is data that is copied or enhanced from operational data sources into an informational database. This is in the information catalog center.
Yes.
A catalog is simple a group of related schema collected together in a defined namespace. While schema is a group of one or more related object collected in a common namespace.