A collection of techical notes,cheat sheets,how-to documents,hints,tips,resouces and other odds'n'ends for anything database related.

Oracle Secure Backup (obtool) exit codes

Aug 24, 2015

When obtool encounters an error, it reports an exit code with a brief description.

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Oracle lsnrctl commands

May 18, 2009

The listener process runs on the database server. It receives client requests and manages the traffic of these requests to the database server.

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Enable/Disable archivelog mode

May 4, 2009

The following are the steps required to enable archive log mode on an Oracle 10g or 11g database.

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Oracle export and import Utilities

Dec 21, 2008

Export (exp) and import (imp) are the Oracle utilities used to perform logical database backup and recovery.

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System Global Area (SGA)

Jan 25, 2006

The maximum size of a single shared memory segment is specified by the shmmax (shm_max on Tru64 UNIX) kernel parameter.

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Oracle Users and Passwords

Feb 10, 2005

The default accounts are: sys, system, dbsnmp and sysman. The following table provides a basic description of the of the default users.

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Oracle background processes

Feb 10, 2005

An oracle database is run as an instance. A database server can run multiple instances and each instance is made up of different components.

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Quick start on Oracle8i and Solaris

Jul 21, 1999

This page assumes you want an oracle install on a single disk, with minimum memory, to just play around with oracle and learn the basics.

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