Liron Amitzi Oracle ACE

Oded Raz Oracle ACE Director

Category archives for: Administration

Replicating virtual machines with Oracle databases

Replicating virtual machines with Oracle databases

Virtual machines are used in many organizations due to the simplicity of administration, especially in development environments.

This post will describe how to configure the new replicated machine to work with the Oracle database.

Creating Multiple AWR reports

Creating Multiple AWR reports

Analyzing AWR (Automated Workload Repository) is a common operation while doing a performance and tuning sessions on a database instance.

Oracle Temporary Tablespace Free Space

Oracle Temporary Tablespace Free Space

The temporary tablespace in Oracle is used to store data that is temporary and session specific (sort operations, hash joins, temporary tables data, etc.).
Once a session needs to perform a large sort operation

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

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…

Creating an Oracle 11g Database

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.

Database Replay Part 3 – Replay

When using database replay, the third and final step is to replay the load captured and processed.

Let’s see the replay

Oracle 11g Linux Installation

This video will show you how to install oracle 11g on linux – step by step. We will start in checking the requirement for Oracle installation. Then we continue with the steps to complete before starting the installation. We will finish with some final tasks after the installation is complete.

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