Re: Bookish Questions need Ideas

Arijit Chatterjee wrote:

> 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

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