What is the difference between a database and instance? What is the relation between them?
No Answer is Posted For this Question
Be the First to Post Answer
How can you determine the space left in a file system?
What is different type of rman backup?
What is the purpose of the grep command?
How do I become a data manager?
What does database administrator do?
You look at your fragmentation report and see that smon has not coalesced any of you tablespaces, even though you know several have large chunks of contiguous free extents. What is the problem?
What is the difference between truncate and delete? Why is one faster? Can we rollback both? How would a full table scan behave after?
What does >> do?
What is pga_aggregate_target?
What does a dba do all day?
You see multiple fragments in the system tablespace, what should you check first?
Are database administrators in demand?