Oracle 12.2 Standby Database for Standard Edition Two

Johannes Ahrends  2

High Availability for Standard Edition Two It’s a nasty discussion whenver it comes to Desaster Recovery or High Availability with (…)


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Help, where am I? CDB or PDB … and which DB anyway?

Johannes Ahrends  14

About problems with Oracle 12c Multitenant Database Back in the days everything was easier, wasn’t it? Thus far you connect (…)


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Servicename or not?

Johannes Ahrends

Few weeks ago I had issues with naming conventions: In one of my projects a cloning software should be used. (…)


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Prevent PDB creation in a Single Tenant environment

Johannes Ahrends  1

How do I prevent the creation of a second PDB in a Single Tenant environment? At last Oracle introduced a (…)


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inMemory on Oracle RAC

Johannes Ahrends  4

In my last blog I described my first experience with inMemory at a customer side. I was really impressed about (…)


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Non-CDB Deprecated

Johannes Ahrends

Cite: “The non-CDB architecture is deprecated in Oracle Database 12c, and may be desupported and unavailable in a later Oracle (…)


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Non-CDB Deprecated

Johannes Ahrends

As always, there has to be someone pointing out the issue or solution. In this case it was Mike Dietrich (…)


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Easy replication with SharePlex

Johannes Ahrends  4

It was in 1999 when I first got some information about a replication tool for Oracle database. At that time (…)


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Automatic Maintenance and Optimizer Statistic Collection managing with 12c and 11g

Johannes Ahrends  10

Theoretically, the Automatic Maintenance Tasks which controlled the automatic optimizer statistics can easily configured via Cloud Control. The problem is (…)


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How to limit CPU-Consumption of a database

Johannes Ahrends  1

With the trend to consolidate more and more databases on a single server the question arises how to limit the (…)


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