Dear Faculties,
Prviously I have submitted many probs from my real life projct.
Now I am asking something theoritical point of views.Through your
great support and my previous project exp I have learned
littlebit of oracle.Now I need a help to solve this doubts.
Q1.What is redo log?Why multiple Redolog files are needed for a
Database?
Q2.What is the use of .CTL or control files?Why multiple control files
are needed for a Database?
Q3.What is the use of .DBF files?What data it is storing?
Q4.In Isolation level when I am specifying SERIALIAZBLE then the
existing updation by another transaction would rejected or after
completion of that this transaction will start?
Q5.What is the use of pragma_clause?
I have the questions are very much bookish but really need
for concept building.If you need any clarification,please let
me know.
Regards
Arijit Chatterjee
Received on Tue Sep 28 2004 - 04:50:39 CDT
