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Marco Gralike

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About Oracle, XMLDB and other interests...
Updated: 42 min 30 sec ago

HOWTO: Check if an XMLType View or Table is Hierarchy Enabled

Wed, 2015-06-17 03:53
The following simple, code snippet, demonstrates how you can check if an XMLType view or…

A Database Wordfile…

Tue, 2015-06-16 09:08
It is not often that something like the following happens on Google while searching for…

Docker on Oracle Linux

Wed, 2015-06-03 05:54
As a reminder for myself and for those who might have missed the info. Here…

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,…