Which dba certification is best?
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A tablespace has a table with 30 extents in it. Is this bad? Why or why not.
I am getting error "no communication channel" after changing the domain name? What is the solution?
What is the difference between sga and pga?
Why are recursive relationships bad? How do you resolve them?
If a tablespace shows excessive fragmentation what are some methods to defragment the tablespace? (7.1,7.2 and 7.3 only)
Who is dba in dbms?
Discuss row chaining, how does it happen? How can you reduce it? How do you correct it?
What happens when the default and temp tablespace clauses are left out from create user statements?
What is different type of rman backup?
If you see a pin hit ratio of less than 0.8 in the estat library cache report is this a problem? If so, how do you fix it?
Discuss row chaining, how does it happen? How do you correct it?
How do you analyze table partition using oracle provided package?