Oracle DBA Blog Apps DBA Blog

I am managing multiple production Oracle databases on Unix, Linux and Windows environment. Databases Includes RAC and single instances. In this Oracle DBA blog i will update the support challenges i faced as Oracle DBA including Oracle E-Business suite (oracle apps DBA). I will also try to share the tips & tricks related to Unix/Linux Administration as well. If you have any questions or clarification, please post it on comments and i will try my best to address that.

Saturday, October 21, 2023

PostgreSQL function similar to Oracle validate_conversion function

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  This function accepts a text value, and a data type; returns 1 if the text value can be converted to the data type, otherwise 0.   This is...
Friday, September 1, 2023

NFS not mounting on Linux

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 NFS not mounting ================ Seen below messages in /var/log/messages Sep  1 08:57:45 server-app1 systemd[1]: u01.mount: Unit is...
Friday, June 23, 2023

How to Resolve Oracle TNS Error ORA -12514 and ORA-12521

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 When you are trying to connect to your database using TNS alias you may get below errors like ORA-12514 : TNS:listener does not currently k...
Sunday, May 30, 2021

Oracle error-20001:APP-FND-01972: When Trying To End Date A Responsibility

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  EBS Release 12.1.3 When trying to end_date a responsibility that is assigned to a user an error occurs. ERROR ----------------------- Orac...

Error when application cloning- adcfgclone: EBS R12.2 /etc/inittab does not seem to contain default runlevel information. Linux 7.x

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Environment Details: OS: RHEL 7.8  EBS Release: 12.2.4 AD/TXK delta 12 ATG: 7 Issue:  While cloning (adcfgclone) the EBS R12.2 on Linux 7.8 ...
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birdman
Oracle Apps/ Core DBA with more than 18 years of experience in installation/implementation/upgrade/migration, Linux administration
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