Markus Flechtner

Markus Flechtner 300x300

Markus Flechtner

Principal Consultant

ORDIX AG/Germany

Biography

Markus Flechtner is a Principal Consultant at ORDIX AG/Germany. Markus has been working with Oracle software for more than 30 years. He started as a developer for Oracle Forms and Reports, but later became a DBA. As a consultant, he specialized on Oracle Real Application Cluster and database upgrade and migration projects. He likes sharing his experience in trainings, in his blog, markusdba.net, and on national and international conferences and he is co-author of the (German) book, “Der Oracle DBA“. In January 2020, he was nominated an Oracle ACE.

Papers

High Availability Options for the Oracle Database SE2

Event: Connect 2022
Stream: Architecture, Cloud Database & Technology

When thinking of high availability for the Oracle Database, RAC and DataGuard come into our mind. But when thinking about high availability for the Standard Edition 2 (SE2) of the Oracle Database, we think about … ? Until Oracle Database 18c, we thought about RAC, too. But since Oracle 19c, there’s SEHA - “Standard Edition High Availability”. What is this feature about, what are the restrictions and how to configure a database for SEHA? Beside that, we’ll see how the Multitenant feature “Refreshable PDB” can serve as a “poor man’s DataGuard alternative for SE2".

My SYSAUX tablespace is full - please help!

Event: Connect 2022
Stream: Architecture, Cloud Database & Technology

Before version 9i of the Oracle database, more and more Oracle components stored their tables in the SYSTEM tablespace. This lead to a high space consumption in this important tablespace. In Oracle database 10g introduced the SYSAUX tablespace and moved everything which is not part of the data dictionary from the SYSTEM tablespace to SYSAUX. Since then, more and more database components populate the SYSAUX tablespace and it keeps growing … - and if the DBA is not careful, the tablespace SYSAUX tablespace can become really huge The presentation shows how to analyze and reduce the occupancy of the SYSAUX tablespace and how to avoid it in advance by suitable settings.

0
    0
    Your Cart
    Your cart is empty