Re: Optimized Search method for DB files. ?

[John Carr <74711.77@xxxxxxxxxxxxxx>]

RE:     Re: Optimized Search method for DB files. ?

>Instead of combining data from multiple companies into the same file,
>have you considered using multiple members? (ie) A member for each
>company. Depending on the company you want to work with, a CL can set up
>appropriate overrides. 
>Ravi


Don't Go There, Don't even think it.  Try and forget the word member 
ever existed when designing data bases.   They were just a curiosity in the
evolutionary path of data base implementations on the AS/400.  

John Carr
EdgeTech


Prabhu.Chella@smed.com wrote:
> 
> I need some help, in deciding the best method for accessing ,
> searching(chaining etc. etc )  a huge database.
> 
> Actually we have a plan to introduce a concept, wherein the DB might
> contain data from more than one company in the same AS/400 DB.
> Say,     If the DB of each Company had Employee first name, last name
> .......   Now it would have an additional
> field(1'st key field in all the DB's) which will determine to which company
> the data belongs to .
> 
> E.g.   Before   2 companies say A and B had data like   this
> A:
> Mark            Smith
> Timothy      Dalton
> B:
> Thomas      Cook
> Edwin           moses
> 
> Now  it would be in a single DB in a common place ..
> (New
> Field)
> 100     Mark            Smith
> 100    Timothy      Dalton
> 200    Thomas     Cook
> 200     Edwin         Moses
> 
> So now the size of the database will be increasing by the no of companies
> combined together.  The Size of the DB will be very large in most of the
> cases (We need to optimize the accessing, searching of  these DB's).
> 
> Can anyone help us out by providing some good tips for tackling this
> problem !!!!! ..
> 
> Thanks in Advance ,
> Chellaprabhu.
> 
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