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Conversion operations in datetime data types often cause poor performance but they are always the ones that are overlooked. We will examine the Cast and …

What is Barman? Barman is an open source backup / restore management tool in PostgreSQL. What can you do with Barman? You can create backups …

In this article, we will upgrade PostgreSQL 11 to 12. If you want to upgrade PostgreSQL 10 to 11 you should read the article “Upgrade …

You can read this document to access the tables in the MSSQL database using the DBLINK architecture from the Oracle database. Please test in the …

When you create backups with rman in Oracle 12.2 databases, an “RMAN-10038: database session for channel d1 terminated unexpectedly” error occurs. You see the error …

You can run rman in debug mode to get more detailed information about Rman operations. In this way, we get more detailed information about a …

With the new feature that introduced with Oracle 18c, it is now possible to stop the running query in a session without terminating session. You …

In Oracle 12c and later versions, auditing is possible with Unified audit as well as standard auditing. This feature allows role-based auditing. It is possible …

With Oracle 12.2.0.1, SQL * Plus is capable of displaying the result of a query as CSV. Its use is as follows. [crayon-676a1a06a6b38845866701/] Options DELIMI[TER] …

This article contains information about Oracle User Operations like creating a new Oracle user, authorizing, changing password and dropping Oracle User. Create Oracle User CREATE …