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Saturday, December 6, 2014

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Shell Script:- How to colorful your shell script in linux S hell scripts commonly used ANSI escape codes for color output. Followin...
Thursday, March 13, 2014

Concept of mirroring Diskgroup in ASM

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Mirroring or Redundancy protects data integrity by storing copies of data on multiple disks. To achieve mirroring ,Oracle introduce concept...
Friday, January 17, 2014

Active Database Duplication in 11g

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RMAN has the ability to duplicate, or clone, a database from a backup or from an active database. It is possible to create a duplicate da...
Tuesday, January 7, 2014

Retention Policy in rman REDUNDANCY or RECOVERY WINDOW , which one is effective ?

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What is  Retention Policy in RMAN ? Setting the RETENTION POLICY in RMAN keep track about the backup files and tells the report whether th...
1 comment:
Friday, December 27, 2013

what is snapshot controlfile and when we can make use of it??

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RMAN needs to get a consistent view of the control file when it sets out to make backup of every datafile. It only needs to know the mos...
6 comments:
Wednesday, November 13, 2013

Increasing Processes, Sessions and Transactions in Oracle

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If your maximum number of process and/or sessions exceeds the limit ,oracle will throws following errors  ORA-12516: TNS:listener could n...
Tuesday, November 12, 2013

How to change the redo log size in RAC

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There is no any ALTER... command to resize the REDO logs in orace.  So if you want to resize your REDO logs you will need to create a new g...