Database Administration & Monitoring

What is in a transportable tablespace dumpfile?

By Franck Pachot . On 31st of May in Düsseldorf, at DOAG Datenbank, I'll talk about transportable tablespaces and pluggable databases. Both methods are transporting data physically, the difference is in the transport of the metadata,(…)

Oracle 12cR2 : Optimizer Statistics Advisor

The Optimizer Statistics Advisor is a new Advisor in Oracle 12.2. The goal of this Advisor is to check the way you gather the statistics on your database, and depending on what is found, it will makes some recommendations(…)

PostgreSQL on a Pure Storage All Flash Array – Populating PostgreSQL

Just be clear this is not a performance test as we had to connect the Pure Storage box through 1GB/s interfaces. Basically it is more about how you can interact with the storage system (command line & web interface) and(…)

Testing new PostgreSQL features before alpha/beta/rc releases

A long time ago I blogged on how you can use the PostgreSQL development snapshots to test new PostgreSQL features before alpha/beta/rc releases are officially released. Another way to do this is to use(…)

PostgreSQL on a Pure Storage All Flash Array – Preparations

Yesterday we got a Pure Storage All Flash Array for testing. As the name implies this is all about Flash storage. What makes Pure Storage different from other vendors is that you don't buy just a storage(…)

Oracle OGG JAGENT 12.2 installation for GoldenGate monitoring using the Cloud Control plugin

This post is mainly for self documentation as I have to search my old notes every time I want to do this (I am faster by searching on our blog :) ): If you want to monitor GoldenGate with Cloud(…)

A new OGG challenge: Migrate an Oracle 8.1.7.4 instance to 10.2.0.5

Yes, these beasts still exist in production: [/u01/appl/ora817]$ sqlplus /nolog SQL*Plus: Release 8.1.7.0.0 - Production on Thu Apr 27 09:54:20 2017 (c) Copyright 2000 Oracle Corporation. All rights reserved. SQL> connect / as sysdba Connected. SQL> select * from v$version;(…)

Migrating from oracle to postgresql with ora2pg

By Mouhamadou Diaw PostgreSQL is one of the most used Rdbms. In this blog we are going to talk about migrating from oracle to postgresql using ora2pg. A previous blog about this topic can be found(…)

Save the date: Swiss PGDay 2017

The 30th of June is not too far away and if you want to learn more about the “World’s most advanced open source database” you should register soon. The sessions are not yet officially announced but(…)

Oracle 12.2 tables, indexes new features

The Oracle 12.2.0.1 version has some interesting new features  concerning tables or indexes. The first new feature is about the online table move. In 12.2 version Oracle offers now the possibility to move non-partitioned tables without blocking any DML operations. To(…)