Look at your relationships. Which comes first
Q: Can a teacher exist with no Students. If Yes and you enter a null for
1. You load up the schools checking to see if you have them first (WHERE
2. You then load up the Pupils who attend the School. You can refer back
out that the new identifier is in the destination.
3. You then load up teachers and do the same lookup with School and a
therefore a NULL in the StudentID. I cannot see a way to differentiate
- The site for all your DTS needs.
"Kelvin" <ebug@hotmail.com> wrote in message
news:191e0546.0402220116.50bfd29f@posting.google.com...
> Hi Allan,
>
> Thanks for your help and tips.
> Here is the real table scheme and the data of what it stands for.
>
> Customers Table
> ID,Name,studentID,staffID,providerID,schoolID
> 1,ABC High School,(NULL),(NULL),(NULL),(NULL)
> 2,Kelvin,(NULL),(NULL),(NULL),1
> 3,Linda,2,(NULL),(NULL),(NULL),1
>
> above relationship shows that:
> ID=1 is a school,
> ID=2 is a student that is in ABC High School
> ID=3 is a Staff that has Kelvin as student under her and himself works
> under ABC High school (working under this school)
> as you can see this is how it goes in database, I need to transfer all
> this into SQL (it was in access db) but the new design i as following:
>
> Staff table that contains staff info with ID,StaffName
> Providers table that contains provider info with ID,providerName
> Students table that contains students info with ID,studentName
>
> so to link this up, I created a reference table like this:
> FromID, ToID
> So I can linke student with school with its own id and recorded in a
> reference table.. if I want to delete them.. I just delete the record
> in reference table instead of deleting students or staff table.
>
> I hope I answered your question right. and hope there is a solution
> for this kind of table scheme.
>
> Kelvin
>
>
> "Allan Mitchell" <allan@no-spam.sqldts.com> wrote in message
news:<#Uy394#9DHA.1392@tk2msftngp13.phx.gbl>...
> > DTS can certainly do this yes.
> >
> > If refID is your SourceSystem ID then you have duplicated values no ?
RefID
> > = 1
> >
> > You can work the logic into an Active SCript transform. You can save
the
> > logic in a package.
> >
> > If you show us Real source and real destination rows we may be able to
offer
> > more concrete samples.
> >
> > --
> >
> > Allan Mitchell MCSE,MCDBA, (Microsoft SQL Server MVP)
> >
www.allisonmitchell.com - Expert SQL Server Consultancy.
> >
www.SQLDTS.com - The site for all your DTS needs.
> > I support PASS - the definitive, global community
> > for SQL Server professionals -
http://www.sqlpass.org > >
> >
> > "Kelvin" <ebug@hotmail.com> wrote in message
> > news:191e0546.0402201140.432d8fd9@posting.google.com...
> > > I have an Access DB and recently designed a SQL 2000 tables scheme
> > > that is some how similar to Access but added more fields and more
> > > tables and normalized tables to more tables.
> > >
> > > I need to use DTS (if this is the right tool to use, if not, please
> > > suggest) to transform all the data ONLY from Access to SQL.
> > >
> > > Is there any way that I can customize the way it transform and I need
> > > to save these procedures in future use (just in case if I want to do
> > > all these transforming again in the future).
> > >
> > > The weird thing about the table design in sql is that in Customers
> > > table, the primary ID will be referenced to new record. for example.
> > >
> > > Customers table:
> > > ID, refID, firstName, lastName, dayPhone
> > > 1,0,aaa,aaa,123-456-7890
> > > 2,1,bbb,bbb,123-123-1234
> > > 3,1,ccc,ccc,123-123-4321
> > > 4,2,ddd,ddd,123-123-4320
> > >
> > > you see how refID is actually from its previous ID and this is the way
> > > that my previous guy designed (not good I know of, but has no
> > > permission to change the scheme ).. so I need a very huge favor and
> > > help on this thing to get my old app completed transfered to new sql
> > > and without breaking the relationship of ID, refID.... Thanks.. you
> > > can reach me at msn IM ebug@hotmail.com or email to this account as
> > > well... Again.. I am very appreciated for any of your help. Thank
> > > you.