Present Working Directory (PWD)

How to Resolve LRM-00109: could not open parameter file

by Ed Chen
June 30, 2021February 3, 2022

LRM-00109 We usually put most parameters in a PARFILE for routine data pump operations, but you might see LRM-00109: could not open parameter file. in… Read More »

How to Resolve Command Not Found in Bash

by Ed Chen
April 28, 2021June 2, 2022

I do have an executable file in the present working directory ($PWD). [edchen@test ~]$ ll total 4 -rwxr--r-- 1 edchen edchen 21 Mar 12 12:45… Read More »

How to Backup Oracle Home

by Ed Chen
September 9, 2020January 31, 2023

I know there could already have OS backups of database servers, so we usually don't have to backup Oracle products by ourselves. However, if you… Read More »