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Karl Reitschuster

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Updated: 12 hours 21 min ago

Why the In-Memory Column Store is not used (II)

Mon, 2014-10-06 03:10
Now after some research - I detected one simple rule for provoking In-Memory scans :

Why the In-Memory Column Store is not used (I)

Wed, 2014-09-24 10:17


Now finally after a long period of waiting - and looking presentations and reading blogs I was able to do In-Memory databasing on my own. Having sampled some theoretical background how a a pure In-Memory Db works with SAP HANA; my expectations on the Oracle In-Memory Option were high. Also because Oracle promised it would work without code change, out of the box.

The setup

The Oracle database is located on Sun Solaris Machine with enough memory and 32 Xeon-Cores; The Memory Pool is sized 64G, compared to the rest of the SGA , buffer cache , shared_pool ... 4G, and 300G of data.

Oracle 12C - In-Memory Option Resources

Wed, 2014-08-20 23:17

Hi folks,

Introduced as an Option Oracles In-Memory option will change the world of databasing also like SAP HANA does; Since July the release is out but the search for resources and documentation is  poor;

Here some useful links I found.

First the Home of Oracle In-Memory