My DBA Community, My today’s post is very important for those who are looking for a job and preparing for an Interview. I am writing Oracle Database interview questions. Can we recover Corrupted Block? Steps to recover? If we do not have a backup, Can we recover a data file? Read more…
My DBA Community, My today’s post is very important for those who are looking for a job and preparing for an Interview. I am writing Oracle Database interview questions. How to add disks in a disk group? What is a candidate disk? Explain the type of redundancy in ASM and Read more…
The Query Optimizer(the optimizer) The query optimizer is built-in database software. The query optimizer attempts to generate the most efficient execution plan for a SQL statement. The query optimizer considers many factors related to the objects referenced and the conditions specified in the query. This determination is an Read more…
My DBA Community, My today’s post is very important for those who are looking for a job and preparing for an Interview. I am writing Oracle Database RAC interview questions. How end-user can connect to the RAC Database? What is a Voting Disk and why we keep an odd number Read more…