Liron Amitzi Oracle ACE

Oded Raz Oracle ACE Director

Category archives for: Oracle

Oracle Temporary Tablespace Usage

Oracle Temporary Tablespace Usage

The temporary tablespace in Oracle is used to store data that is temporary and session specific (sort operations, hash joins, temporary tables data, etc.).
Users use the same temporary segments in the temporary tablespace to perform the sort operation, joins, etc. How can we tell which users use the temporary tablespace and how much space they use?

Connect as an Oracle User Without Knowing the Password

Connect as an Oracle User Without Knowing the Password

In some cases we have to connect to the database as a specific user, but don’t know the password.

There are two ways to handle this problem:

Oracle Active Standby Database tutorial

A physical standby database could always be opened in “read only” mode. The problem was that it didn’t apply any archived logs at that time. It could only apply logs when mounted.

Then came Oracle 11g…

Oracle Datafile High Watermark

Oracle Datafile High Watermark

Datafiles in Oracle can be resized to a smaller size only if there are no used blocks at the end of the file. If there is a used block at the end of the file we will not be able to reduce it size even if the rest of the file is empty

Creating an Oracle 11g Database tutorial

This video will show you how to create an Oracle 11g database

Using Oracle DBMS_MONITOR

Using Oracle DBMS_MONITOR

DBMS_MONITOR is a new package in ORACLE 10G. This package allows us, amongst others, to trace sessions in the database.

Oracle Database Hidden Parameters

Oracle Database Hidden Parameters

Always wanted to see all Oracle parameters? Including the hidden ones?

Oracle – Monitoring Long Operations

Oracle – Monitoring Long Operations

There are several specific operations that are considered as long operations.
When performing one of these operations, we can follow the progress of the operation

Oracle RMAN backup script

Oracle RMAN backup script

Need an RMAN backup script?

Oracle Single Sign-On (ESSO) Toturial

enjoy the benefits of single sign-on to all of your applications, whether you are connected to the corporate network, traveling away from the office, roaming between computers or working at a shared workstation.

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