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Category: Oracle DBA

Alter Tablespace Add Datafile in Oracle

October 27, 2023 admin

To overcome tablespace full issue, you need to add datafile to the tablespace in Oracle otherwise you may face“ORA-01658: unable…

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Posted in: Oracle DBA

IO Error: The Network Adapter could not establish the connection

October 24, 2023 admin

Test Failed: IO Error: The network Adapter could not establish the connection is very generic error which you will get…

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Posted in: Oracle DBA

Understanding Key Background Processes in Oracle

April 30, 2023 admin

When an instance is started, Oracle Database allocates a memory area called the system global area (SGA) and starts one or more background processes.

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Posted in: Oracle DBA, RDS Oracle

How to Check the Version of Oracle E-Business Suite

April 2, 2021 admin

You can use simple SQLPlus query to find the version of Oracle E-Business Suite. Recently the latest Oracle EBS version…

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Posted in: Oracle Apps EBS, Oracle DBA

Tablespace Utilization In Oracle Multitenant Database

February 10, 2021 admin

You must be familiar with checking tablespace utilization in Oracle 11g, here we will discuss about monitoring tablespace in CDB…

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Posted in: Oracle DBA

How to keep PuTTY SSH Connection alive

January 9, 2021 admin

This article describe how to keep PuTTY SSH connection alive and get rid of PuTTY session getting disconnected and timeout…

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Posted in: Linux Admin, Oracle DBA

Enabling ARCHIVELOG Mode in Oracle 19c RAC

October 15, 2020 admin

In this article, we will discuss how to Enable Archivelog Mode in Oracle 19c multitenant container database at CDB and…

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Posted in: Oracle DBA

Find Oracle Database Uptime & Startup History

October 7, 2020 admin

Oracle database normal startup and shutdown history is ideally captured in the instance alert log. Oracle database uptime and startup…

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Posted in: Oracle DBA

Find Redo Log Size / Switch Frequency / Location in Oracle

October 6, 2020 admin

Redo logs are the most crucial part of the Oracle database. As a part of tuning, you must check the…

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Posted in: Oracle DBA, Oracle Script

ORA-29548: Java system class reported in Oracle

September 14, 2020 admin

You might have encountered ORA-29548: Java system class reported error after applying OJVM patch in Oracle. ORA-29548: Java system class…

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Posted in: Oracle DBA, Patching

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