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RMAN DUPLICATE FROM Active Standby Database

Recently I have published post about issue with RMAN duplication of Oracle database when standby database was used as a target. Later in updates of mentioned post I have confirmed that with fix for...

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How To Change Timezone on a CentOS 6 and 7 Easily

You can easily change timezone in CentOS Linux using the following methods. CentOS timezone config files and directories /usr/share/zoneinfo/ – The system timezone directory contains the files as per...

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Bigfile Tablespaces in Oracle

Bigfile tablespaces are tablespaces with a single large datafile (up to 4G blocks). In contrast normal or smallfile tablespaces can have several datafiles, but each is limited in size. The system...

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Tips for DBMS_STATS

Taking statistics and have them updated is a very important task on most Oracle databases, the CBO (Cost Based Optimizer) evaluates the cost of several Execution Paths, this cost is mainly based on...

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Archived log generation volume and count report

Source : http://lefterhs.blogspot.co.id/2012/07/archived-log-generation-volume-and.html V$ARCHIVED_LOG displays information about the archived logs generated by your database and haven’t yet aged out...

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