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In this article, we will install elasticsearch 7.9 on Centos 7 and 8. We talked about ElasticSearch as a Search Engine and its general terms …

In this article, we will backup and restore the PostgreSQL database using pg_dump. What is pg_dump? pg_dump is a utility used to back up the …

One of the things that annoys Linux users is formats .. You are using a dual operating system and when you want to copy files …

In today’s article, we will install Oracle RAC 19c on Linux. Our installation will be on Oracle Linux 8. What is Oracle RAC? Oracle Real …

In this article, we will install Oracle Grid infrastructure 19c on Linux. Before Oracle Grid installation you need to have OS at first. You may …

In this article, will install oracle linux 8.2 to prepare the oracle rac installation. After this article you may want to read below articles. How …

If you get the error “pg_restore archiver unsupported version” while restoring, most propably it is because of the version. You may get this error because …

If you get the error “This secondary replica is not connected to the primary replica. The connected state is DISCONNECTED”, it means that you are …

This article contains information about table point in time recovery in 12c and later versions and examples. As database administrators, we used to do a …

This article contains script to find deleted objects in sql server. It happened to every database administrator. Application developers or your supervisors may ask you …