12c Multitenant Internals: VPD for V$ views
I described in an earlier post on AWR views how the dictionary views were using metadata and object links to show information from other containers. But this mechanism cannot work for fixed views (aka...
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Summer, autumn and winter: a lot of conferences ahead
It is hot in Europe, it is summer, enjoy, but technology moves fast so you have the chance to already prepare for the next conferences. The IT Tage 2017 will happen the 11th to 14th of December this...
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ODA X6 installation: re-image
The Oracle Database Appliance is shipped with a bare-metal installation which may not be the latest version. You may want to have it virtualized, or get the latest version to avoid further upgrade, or...
View ArticlePostgreSQL 10 Beta 1 : pg_hba_file_rules view
This small blog to share a helpful stuff with the pg_hba.conf file : The pg_hba.conf file is the central configuration file to control client authentication. It is located in the database cluster’s...
View ArticleDA 7.2 UCF Transfer failing with SSL
This is a blog following the one I already wrote ealier: https://blog.dbi-services.com/documentum-administrator-ucf-troubleshooting/ The first one was for “how to find the error” and not how to...
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Oracle Database to SQL Server 2016 TCO Analyzer
Today, many enterprises are striving to transform their IT organization from a cost center into a strategic asset and looking for ways to get more value from their application and data platform...
View ArticleGrid Infrastructure 12.2: Are all Redhat 7 kernels compatible?
In this blog I am going to share an issue I had when installing grid infrastructure 12.2 on Redhat 7.3. I was configuring grid infrastructure 12.2 for a standlone server. Below the release and the...
View ArticleGrid Infrastructure 11.2.0.3 PSU: My Opatch version check is failing
Last day I was configuring grid infrastructure 11.2.0.3 for a standlone server. After the installation, I decided to apply the Patch Set Update 11.2.0.3.7 (Includes Database PSU 11.2.0.3.7) – 16742216...
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SQL Server 2016: patching CU with R Services
As a good DBA, I begin to be up to date with all Cumulative Update (CU) by my customers. It is the first time that I run an update for SQL Server 2016 with the CU 3. I download the CU on Microsoft...
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Migration to SQL Server 2016 with deprecated data types and Full-Text
A few weeks ago, I prepared a migration from SQL Server 2008 to SQL server 2016, I came across a case with deprecated data types and a Full-Text activated on these columns. To simulate this scenario, I...
View ArticleCan I do it with PostgreSQL? – 15 – invisible indexes
It has been quite a while since the last post in this series. Today we’ll look at what you know from Oracle as: Invisible indexes. In case you wonder what they might be useful for: Imagine you want to...
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Azure Compare Total Cost of Ownership (TCO) with comparable Azure deployment
Microsoft Azure allows you to quickly deploy infrastructures and services to meet all of your business needs. You can run Windows and Linux based applications in 36 Azure datacenter regions, delivered...
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One-day workshop with Slava Oks for SQL Server on Linux
Few weeks ago, David Barbarin and I went to the Tugar IT in Lisbon to follow the workshop from Slava Oks: Bringing SQL Server to Linux: Experience It was a deep dive into the code of SQL Server and...
View ArticleDid you ever wonder what PostgreSQL is executing in the background when you...
When you work with PostgreSQL you are probably using psql and when you use psql you are probably using one or more of the shortcuts psql is providing. These shortcuts provide a quick and convenient way...
View ArticleWhat are typed tables in PostgreSQL?
While reading the PostgreSQL documentation for “CREATE TABLE” I came across this: “OF type_name: Creates a typed table, which takes its structure from the specified composite type (name optionally...
View ArticleCan I do it with PostgreSQL? – 16 – DDL triggers
A question I received recently from a customer: Oracle gives you the possibility to create DDL triggers. DDL triggers fire (as the name implies) when DDL events occur. Can we do that in PostgreSQL?...
View ArticleDocumentum – Change password – 1 – CS – AEK and Lockbox
This blog is the first one of a series that I will publish in the next few days/weeks regarding how you can change some passwords in Documentum. In these blogs, I will talk about a lot of accounts like...
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Documentum – Change password – 2 – CS – dm_bof_registry
When installing a Global Registry on a Content Server, you will be asked to setup the BOF username and password. The name of this user is by default “dm_bof_registry” so even if you can change it, I...
View ArticleRecommended DB Parameters on the Oracle Database Appliance (ODA)
When creating a DB on the ODA using # oakcli create database -db <db-name> a template is used to set a couple of DB parameters like e.g. _datafile_write_errors_crash_instance=FALSE...
View ArticleOUD 11.1.2.3 – Patch 25840309: OUD BUNDLE PATCH 11.1.2.3.170718
A new OUD bundle patch was release at the 18th of July 2017, and this gives me the opportunity to show how fast an OUD can be patched, if configured correctly. In case you have an OUD multi master...
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