Skip navigation.

Marco Gralike

Syndicate content www.xmldb.nl
About Oracle, XMLDB and other interests...
Updated: 7 hours 20 min ago

HOWTO: Building a JSON Database API (3)

Fri, 2015-05-01 12:54
Be aware (!), while following thru on the following, that there might be a change…

HOWTO: Building a JSON Database API (2)

Fri, 2015-05-01 09:12
After creating the initial structures to scrape some JSON content of Wikipedia, as mentioned in…

HOWTO: Building a JSON Database API (1)

Fri, 2015-05-01 04:01
When learning new things, I always try to apply it to a hopefully useful and…

Database landscape 2014 visualization

Fri, 2015-04-24 04:18
I saw this database landscape 2014 overview from “451 Research” with an very nice visualization…

Basic (newbie) install CoreOS on VirtualBox – Getting started with Docker

Sat, 2015-04-11 06:18
I got intrigued by this Dutch article mentioning Docker and CoreOS. So on this Saturday,…

Tuning Database XQuery Statements (2)

Thu, 2015-04-09 06:45
So we concluded the post “Tuning Database XQuery Statements (1)” with the following SQL statement…

Tuning Database XQuery Statements (1)

Wed, 2015-04-08 06:46
I had a question of a colleague to have a look at a statement that…

ORA-31145 – “Duplicate listener, %s, found in resource configuration”

Wed, 2015-04-08 06:07
Today I had an error on my test environment which surprised me…initially… While I was…

Presentation material & E-learning videos – In-Memory Column Store Workshop with Maria Colgan

Mon, 2015-03-30 03:00
You can now download and have another look at the presentations used during the In-Memory…

In Memory XML Performance (XVM)

Wed, 2015-03-04 08:04
I wouldn’t believe the bad XMLType performance statement given stated in Martin Preiss’ blog post,…

DBMS_INMEMORY_ADVISOR

Wed, 2015-02-25 08:39
When you follow the Oracle in-memory / optimizer team, then you have probably seen this…

Free In-Memory Column Store Workshop with Maria Colgan

Wed, 2015-02-11 03:50
I am very proud to be able to announce a free workshop on Friday the…

Oracle on GitHub

Fri, 2015-01-23 07:09
There has been a lot of activity on https://github.com/oracle lately. Apparently a place to keep…

Oracle XFILES now on GitHub

Tue, 2015-01-20 03:16
The demonstration environment for Oracle XML DB called XFILES is now on GitHub. As stated…

The info in OTHER_XML of view DBA_HIST_SQL_PLAN

Fri, 2015-01-16 04:04
I had some time to spend, killing time, and thought about something that was “on…

Using Database In-Memory Column Store with Complex Datatypes

Wed, 2015-01-14 03:19
From those who are interested, hereby my slide deck I used during UKOUG Tech14, regarding…