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Advanced Compression - How to prevent usage if not licensed? von Mathias Zarick

Hi there, advanced compression option (ACO) is a new option as of Oracle 11g. See http://www.oracle.com/technology/products/database/oracle11g/pdf/advanced-compression-whitepaper.pdf . It is only available with Enterprise Edition and includes - OLTP Table...
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Recover from Lost Online Redo Logs with Data Guard von Mathias Zarick

Hi there! In my last Data Guard course this week I gave my participants the task to recover from a situation where they lost the online redo log files of the primary database. They had a Maximum Availability Setup with Synchronous Log Transfer. Of course...

Does Change Data Capture need Partitioning? von Mathias Zarick

In last days I was confrontated with a Change Data Capture (CDC) Setup. CDC is a nice feature which is based on Oracle Streams. With CDC it is possible to track all the changes on a source table in a change table. This information can be used by ETL processes...

ASM Disk Groups / Redundancy at Diskgroup Level vs. Redundancy at Template Level. Are there differences? von Mathias Zarick

Hi folks, in last days I was confrontated with some ASM specific questions and so this should be the topic I start my blogging "career" with. I tested the following with VMWare Workstation. My "DB Server" was a Solaris box. uname ...
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