Database management

getting started with postgres plus advanced server (2) – setting up a backup and recovery server

The first post in this series explained how to get ppas installed on a linux system. Now that the database cluster is up and running we should take care immediately about backup and recovery. For this I’ll(…)

SQL Server Tips: How to know if In-Memory Feature is supported by your server?

A customer asks me, how to know if In-Memory Feature is supported by my SQL Server server? An easy way is to check the edition, version etc. but now, you have directly a property for that. On msdn(…)

getting started with postgres plus advanced server (1) – setting up ppas

I did several posts around postgresql and postgres plus advanced server in the past. What is missing is a beginners guide on how to get postgres plus advanced server up and running including a solution for backup and(…)

Successful launch dbi services Zürich

Yesterday evening dbi services (headquarters in Delémont) launched officially its third branch in Zürich (Beside Basel and Lausanne). Five years after its take off, the “Oracle Database Partner of Year 2014”, is employing more than 40 consultants. I would like(…)

SQL Server – Change Management: list all updates

I am looking to have all SQL Server updates on a server including Service Packs, Cumulative Updates and other fixes like we can see in the uninstall panel from Windows. I take the opportunity of this(…)

Variations on 1M rows insert (3): TimesTen

By Franck Pachot . In the previous blog post I measured how inserting 1 million rows takes 5 minutes instead of 45 seconds when we commit at each row inserted. In Oracle we can improve that down to(…)

Variations on 1M rows insert(2): commit write

By Franck Pachot . In the previous blog post I measured the time it takes to insert 1 million rows. About 45 seconds when done row-by-row which goes down to 7 seconds when inserted in bulk. In both(…)

Variations on 1M rows insert (1): bulk insert

By Franck Pachot . This blog is the first one of a series about inserting 1 million rows. Do you have an idea about the time it takes? The idea came from another project, about NoSQL databases, but I’ll(…)

A migration pitfall with ALL COLUMN SIZE AUTO

By Franck Pachot . When you migrate, you should be prepared to face some execution plan changing. That’s not new. But here I’ll show you a case where you have several bad execution plans because lot of histograms are(…)

List listeners and services from the instance

By Franck Pachot . Want to know all your listeners – including scan listeners, and the services it listens for? It is possible from the instance, with the – undocumented – view V$LISTENER_NETWORK which is there since 11.2 Let’s(…)