Martins Blog

Oracle

RAC 12c enhancements: adding an additional SCAN-part 1

Based on customer request Oracle has added the functionality to add a second SCAN, completely independent…
How important is a Disaster Recovery site for you?

I regularly read threads on the oracle-l mailing list, and occasionally feel very tempted to reply…
Duplicate from the standby instead from the primary in 12c

This post is related to 12c and an active database duplication for a standby I did…
Recovering a standby over the network in 12c

Another one of the cool but underrated features in 12c is the possibility to recover a…
Interesting GNS anomaly in 12.1.0.1.2 RAC

I was encountering an interesting anomaly with my 12.1.0.1.2 RAC cluster based on Grid Naming System.…
Runtime Load Balancing Advisory in RAC 12c-addendum

A reader asked an interesting question yesterday with regards to the previous post on the subject:…
Runtime Load Balancing Advisory in RAC 12c

This is a follow-up on yesterday’s post about services in the new 12c database architecture. After…
RAC and Pluggable Databases

In preparation of the OUGN Spring Seminar and to finally fulfill at least a part of…
Data Guard transport lag in OEM 12c

I have come across this phenomenon a couple of times now so I thought it was…
Massive tablespace fragmentation on LMT with ASSM

I have been asked to investigate another interesting problem worth writing about. It’s worth mentioning here…