Oracle Enterprise Manager Configuration Guide
Release 1.4.0
A53700_01

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Glossary

agent

See Intelligent Agent.

Console

Graphical user interface (GUI) that provides menus, toolbars, launch palettes, and the framework to allow access to Oracle tools, plus utilities available through other vendors.

Daemon Manager

Allows you to manage the Console's communication daemon.

database

Definition of database.

datafile

A file which contains all the database data. A datafile can be associated with only one database.

Data Manager

A tool which allows you to transfer data in and out of an Oracle database.

discovery

Definition of discovery.

discovery cache

An in-memory list of information about services and nodes.

Enterprise Manager

Definition of Enterprise Manager.

event

Definition of event.

Event Management System

Allows you to monitor specific event conditions that occur in your network environment.

extent

A logical unit of database storage space allocation made up of a number of contiguous data blocks.

fixit job

Definition of fixit job.

group.

Definition of group.

index

Optional structures associated with tables and clusters which provide a fast access path to the data.

instance

Combination of the background processes and memory buffers. An Oracle instance has two types of processes: user processes and Oracle Processes.

Intelligent Agent

A subset of the Oracle Enterprise Manager software which resides on a host. The Oracle Intelligent Agent executes all tasks scheduled at the console for its particular host.

integrity constraint

A declarative method of defining a rule for a column of a table.

job

Definition of job.

listener

Definition of listener.

Navigator

Provides a tree list of all the objects in a network, providing a direct view of objects such as user-defined groups, nodes, listeners, names servers, and databases, plus the objects that they contain.

node

Each computer that manages a database in a distributed database.

object

Definition of object.

Oracle process

A server process that performs work for user processes and background processes that perform maintenance work for the Oracle Server.

package

Provides a method of encapsulating and storing related procedures, functions, and other package constructs together as a unit in the database.

package body

Defines all constructs, public and private, of the package.

package specification

Declares all public constructs of the package.

procedure

A set of SQL and PL/SQL statements grouped together to perform a specific task.

property sheet

A dialog box used to specify options when creating or altering a composite instance, such as user or tablespace.

redo log

A set of files that protect altered database data in memory that has not been written to the datafiles.

register

Definition of register.

registration

Definition of registration.

repository

A set of tables in an Oracle database.

role

Named groups of related privileges that are granted to users or other roles.

rollback segment

A portion of the database that records the actions of transactions if the transaction should be rolled back (undone). Rollback segments are used to provide read consistency, to rollback transactions, and to recover the database.

scalability

A measure of how well the software or hardware product is able to adapt to future business needs.

schema

A named collection of schema objects, such as tables, views, clusters, procedures, and packages.

schema object

Logical structues that directly refer to the database's data. Schema objects include such structures as tables, views, sequences, stored procedures, synonyms, indexes, clusters, and database links.

sequence

A database object used to generate a serial list of unique numbers for numeric columns of a database's tables.

session

A specific connection of a user to an Oracle instance via a user process.

Simple Network Management Protocol (SNMP)

A protocol which allows administrators to manage heterogeneous systems with a single administration interface.

snapshot log

A table associated with the master table of a snapshot.

snapshot

A read-only copy of a master table located on a remote node. It is periodically refreshed to reflect changes made to the master table.

Software Manager

A tool which allows you to distribute, install, and uninstall software packages on servers and clients throughout the network.

SQL Worksheet

A window to enter, edit, and execute SQL and PL/SQL code. It maintains a history of issued commands for easy retrieval.

synonym

An alias for a table, view, snapshot, sequence, procedure, function, or package.

System Global Area (SGA)

An area of memory used for database information shared by the database users.

tablespace

One or logical storage units into which a database is divided. A tablespace is used to group related logical structures together.

Tool Command Language (Tcl)

Definition of Tcl.

topology

Definition of topology.

trigger

A stored PL/SQL procedure that is implicitly started when an INSERT, UPDATE, or DELETE statement is issued against the associated table.

user process

A process that executes the code of an application program or an Oracle tool.

view

A custom-tailored presentation of the data in one or more tables. Also known as a stored query.




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