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How to use DBMS_SCHEDULER to improve performance ?

From an application point of view, the oracle scheduler DBMS_SCHEDULER allows to reach best performance by parallelizing your process. Let’s start with the following PL/SQL code inserting in serial...

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How to configure additional network card on an ODA X8 family

During a past project, we were using ODA X8-2M with one additional network card. As per my knowledge, on an appliance, additional cards are used to extend connectivity to additional network. Customer...

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Issue deleting a database on ODA?

I have recently faced an issue deleting database on an ODA. I was getting following error whatever database I wanted to delete : DCS-10001:Internal error encountered: null. Through this blog, I would...

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Automate AWS deployments with Ansible + Terraform

Automate AWS deployments with Ansible + Terraform This installation is made from a bastion server already available with the proper network permissions. For different deployment types, you should adapt...

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6 things Oracle could do for a better ODA

Introduction With the latest ODA X8 range, at least 80% of the customers could find an ODA configuration that fits their needs. For the others, either they can’t afford it, either they are already in...

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How to add storage on ODA X8-2M

Recently I had to add some storage on an ODA X8-2M that I deployed early February. At that time the last available release was ODA 18.7. In this post I would like to share my experience and the...

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티베로 – The AWR-like “Tibero Performance Repository”

By Franck Pachot . In a previous post I introduced Tibero as The most compatible alternative to Oracle Database. Compatibility is one thing but one day you will want to compare the performance. I’ll...

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Documentum Upgrade – Switch from Lockbox to AEK key

As you probably know already, Documentum removed the support for RSA Libraries and RSA Lockbox starting with Documentum version 16.7. This means that if you are planning to upgrade to 16.7 or higher...

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Error getting repository data for ol6_x86_64_userspace_ksplice, repository...

During ODA deployment I could see that starting 18.7, immediately after reimaging or patching the ODA, I was getting some regular errors in the root mail box. The error message came every hour at 13...

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Applying archive log on a standby is failing with error ORA-00756: recovery...

During one last ODA project, I was deploying dbvisit software version 9.0.10 on Oracle database SE Edition version 18.7. From time to time I was getting lost write of a data block with type KTU UNDO on...

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Dbvisit – Switchover failing with ORA-00600 error due to Unified Auditing...

I have been recently deploying dbvisit version 9.0.10 on Standard Edition SE2 18.7. Graceful switchover failed with error : ORA-00600: Interner Fehlercode, Argumente: [17090], [], [], [], [], [], [],...

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pgBackRest – a simple privileges-related issue

I recently had to replace Barman by pgBackRest as Backup & Recovery solution for one of my customer. The purpose of this blog is not to show how I made the setup (some dbi blogs already exists for...

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Documentum – D2-REST Privileged Client utility 16.7+ fails with class not found

In previous blogs, I already talked about how to fix issues with the D2 Privileged Client utility (for 16.4.0, 16.5.0 and 16.5.1) as well as how to execute/use this utility for automatic/silent...

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Patching Oracle Database Appliance From 18.8 to 19.6

The ODA software 19.6 is released and people are starting to patch. A direct patch to version 19.6 is possible from version 18.8. Before patching your deployment to Oracle Database Appliance release...

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Oracle 20c : Create a Far Sync Instance Is Now Easy

A far sync instance is like a standby instance as it can receive redo from the primary database and can ship that redo to other members of the Data Guard configuration. But unlike a physical standby...

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How to create an Azure SQL Database using Azure PowerShell

In this blog post, I’ll go through the steps to create an Azure SQL Database using Azure PowerShell. Introduction to Azure SQL Database The SQL database services provided by Microsoft on the cloud are...

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Introduction to Azure SQL Database Auto-failover groups

SQL Azure Database by default offers a 99.99% availability SLA across all its service tiers. This means that for any database, the downtime should not exceed 52 minutes per year. Using Zone redundancy...

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Functions in SQL with the Multitenant Containers Clause

By Clemens Bleile To prepare a presentation about Multitenant Tuning I wanted to see the METHOD_OPT dbms_stats global preference of all my pluggable DBs. In this specific case I had 3 PBDs called pdb1,...

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Oracle 12c – pre-built join index

By Franck Pachot . This post is part of a series of small examples of recent features. I’m running this in the Oracle 20c preview in the Oracle Cloud. I have created a few tables in the previous post...

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Oracle 18c – select from a flat file

By Franck Pachot . This post is the first one from a series of small examples on recent Oracle features. My goal is to present them to people outside of Oracle and relational databases usage, maybe...

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