Un-Answered Questions { Oracle DBA (Database Administration) }

How do you prevent oracle from giving you informational messages during and after a sql statement execution?

380


How can you find all the processes on your system?

384


What happens when the default and temp tablespace clauses are left out from create user statements?

403


What is pct free/pct used/pct increase parameter in segment? What is growth factor?

369


When looking at v$sysstat you see that sorts (disk) is high. Is this bad or good? If bad -how do you correct it?

415


What is pct free/pct used/pct increase parameter in segment?

411


What does a hard one-to-one relationship mean (one where the relationship on both ends is "must")?

433


How can you find out how many users are currently logged into the database? How can you find their operating system id?

346


What happens if a tablespace clause is left off of a primary key constraint clause?

389


Discuss row chaining, how does it happen?

384


You get a call from you backup dba while you are on vacation. He has corrupted all of the control files while playing with the alter database backup controlfile command. What do you do?

399


How can you find dead processes?

370


I am getting error "no communication channel" after changing the domain name? What is the solution?

407


Discuss row chaining, how does it happen? How do you correct it?

380


You attempt to add a datafile and get: ora-01118: cannot add anymore datafiles: limit of 40 exceeded. What is the problem and how can you fix it?

402