physical database

A logical identifier must not be the same as the name of the physical database.

An SDS server does not maintain a copy of the physical database on its own disk space; rather, it shares disks with the primary server.

Optionally, data modeler can transform a LDM into a physical database schema and DDL using Rational Data Architect.

To see the new diagram from your physical database model, right-click Diagrams Folder and select New Overview Diagram.

A report model is a metadata layer on top of a physical database that identifies business entities, fields, and roles.

This information gets transformed into a logical (or physical) database design.

Slice introduces the abstraction of a virtual database to encompass the underlying physical database partitions or shards.

An SD secondary server shares disks with the primary server, but does not maintain a copy of the physical database.

Simple information service: The implementation of Service B is a simple data access directly to the physical database.

While giving each user his or her own physical database would solve the problem, it may not be the optimal solution.

Produces the scripts, tools, and procedures that are used to implement the physical database.

These resources include the disk resources of the physical database, the network resources, and the database server resources.

We use the built-in Derby database for this example, with the physical database file residing in the temporary directory.

Database model: Encapsulates a logical and physical database design for this specific project.

The physical database connection information for the Rational Team Concert connection profile has been changed.

In this case, a logical lock (not a physical database lock) is used to flag that a row is in use for a long-term duration.

An access or technical name describes a data object as represented in a physical database.

The database administrators, who define the physical database, monitor its health and backup stale data.

You cannot mount two copies of the same physical database in the same storage group simultaneously.

In the HA cluster solution, a single copy of the physical database is stored on a shared storage system.

Number of physical database page reads that are issued per second.

The GUI is the best choice for users who are not highly experienced in physical database design structures.

You simply copy back the physical database files into the right locations.

It reduces difficulties in changing the physical database target.

Offline backup is the backup of all the physical database files after a normal database shutdown.

Microsoft SQL Server provides a comprehensive set of tools for monitoring events in SQL Server and for tuning the physical database design.

Therefore, there is more need to adjust the physical database design as the DBA monitors system usage.

Take an example of comparing a physical database model with a database that is already implemented.

From this discussion, DBAs will develop or assist in the development of a physical database design.

Overview of Physical Database Structures