What is a single instance database?

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A single instance database consists of the following key components: DBMS software — A software program, such as IBM DB2, Oracle DBMS, Microsoft SQL Server, or Sybase Adaptive Server Enterprise (ASE), that is used to store and process data. Hardware node — A host that is available for allocation to a database. 18 апр. 2019 г.

What is an instance database?

A database instance is a set of memory structures that manage database files. A database is a set of physical files on disk created by the CREATE DATABASE statement. The instance manages its associated data and serves the users of the database.

What is the difference between a database and an instance?

While the database includes the application data and metadata stored in physical files on a server, an instance is a combination of the software and memory used to access that data. For example, if you sign in to an Oracle database, your login session is an instance.

What is single server instance?

Server Instance means the right to install the Cisco Information Server on a single Server, running on a maximum of one native operating system or one Virtual Server. Sample 2. Sample 3. Server Instance means a single instance of a virtualized Server (see Virtual Server Instance).

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