Tell me about standby database? What should we watch out for?
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What are the various ingredients of sga?
How many control files should you have? Where should they be located?
What happens if the constraint name is left out of a constraint clause?
How to uncatalog backup?
How does one coalesce free space?
Explain the wait events in statspack report 'db scattered read'?
A tablespace has a table with 30 extents in it. Is this bad? Why or why not.
What is a database instance?
What is the difference between a materialized view (snapshot) fast refresh versus complete refresh? When is one better, and when the other?
What do you mean by dba?
What is the difference between truncate and delete? Why is one faster?
What is the difference between a database and instance? What is the relation between them?