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What is #Exasol?

Exasol is the name of a company based in Nuremberg, Germany and the name of its major product: An in-memory analytic database.

That database leads the recent TPC-H benchmarks, delivering outstanding performance while running on commodity hardware.

Technically, Exasol is a clustered RDBMS using a shared nothing architecture. Availability is achieved with spare nodes, like in this diagram:

How to cancel SQL statements in #Oracle 18c

https://uhesse.files.wordpress.com/2015/10/helps.png?w=600&h=558 600w, https://uhesse.files.wordpress.com/2015/10/

How to cancel SQL statements and disconnect sessions in #PostgreSQL

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#Accenture #Enkitec Group at #ukoug_tech17

https://uhesse.files.wordpress.com/2017/12/

Why INSERT causes TX – row lock contention or TM – contention in #Oracle

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#Accenture #Enkitec Group at #DOAG2017

Yes, it’s that time of the year again when DOAG (Deutsche Oracle Anwender Gruppe) is about to host its annual conference – probably the largest Oracle event in Europe!

Got published in the Red Stack Magazine

The November 2017 issue of the Red Stack Magazine published by DOAG and AOUG contains one of my articles about Oracle 12c Multitenant </p />
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orapwd gives OPW-00029 Password complexity failed in #Oracle 12.2

https://uhesse.files.wordpress.com/2017/06/complex1.png?w=600&h=508 600w, htt