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How to approach RMAN error  "UNTIL CHANGE is before RESETLOGS change" A problem simulation and solution approach :- First take...

Convert a single instance database to 2 node RAC cluster database. Here I am going to explain how to convert a single instance database t...

Solution for ORA-16191: Primary log shipping client not logged on standby in DataGuard   If you change SYS password with ALTER USER SYS I...

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

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