Which are the best institutes to prepare for oracle certification?

I know about lots training center but one of my Friend did Oracle certification course from Koenig Solutions. I am not forcing but you can try there and get the complete information about the course.

Hi You can check out the link below and filter the institutes : https://it.shiksha.com/oracle-dba-training-in-india-categorypage-10-106-1-0-0-1-1-2-0-none-1-0 All the best