Avatar billede jensen363 Forsker
24. september 2009 - 13:24 Der er 12 kommentarer og
1 løsning

Opslag via ODBC i ekstern tabel med mere end 256 kolonner

Opslag via ODBC i ekstern tabel med mere end 256 kolonner

Er det reelt muligt ???
Avatar billede terry Ekspert
24. september 2009 - 13:46 #1
Yes. Make a view (query) on the server which selects max 256 columns then link this to your dB instead of the table
Avatar billede terry Ekspert
24. september 2009 - 13:53 #2
And you can also make a passthrough query which only selects max 256 columns
Avatar billede terry Ekspert
24. september 2009 - 14:01 #3
Avatar billede jensen363 Forsker
24. september 2009 - 14:27 #4
Hi Terry

I've already tried the Pass-Through solution, but I can't make it work when I try to relate the informations to other tables :-(
Avatar billede terry Ekspert
24. september 2009 - 14:36 #5
What do you mean by cant make it work?

Cabt you see the data in your query? If you now make another query which contains this passthrough query and then add another table with relationships doesnt this work?

If it doesnt what happens?
Avatar billede jensen363 Forsker
24. september 2009 - 14:51 #6
Yes, I can see the data all the data, but if I eg. try to make a query based on the Pass-Through and some relations to another table, there is no respons what so ever ( and my relations are 100 % ok )
Avatar billede terry Ekspert
24. september 2009 - 14:59 #7
"there is no respons what so ever "

So you can make the query but it doesnt execute (SELECT data)?
Avatar billede terry Ekspert
24. september 2009 - 14:59 #8
What about making a view?
Avatar billede jensen363 Forsker
24. september 2009 - 16:00 #9
Selecting/updating/viewing .... same result :-(
Avatar billede terry Ekspert
24. september 2009 - 16:41 #10
Are you sure the datatypes which you are joining on are the same?



Can you make a VIEW on the server?
Avatar billede terry Ekspert
30. september 2009 - 08:39 #11
did you use one of the suggestions I gave?

And thenaks for the points
Avatar billede jensen363 Forsker
01. oktober 2009 - 08:36 #12
I tried everything, but had to make a local temporary tabel based on the Pass-Through in order to make it work properly :-(
Avatar billede terry Ekspert
01. oktober 2009 - 09:03 #13
Did you also try VIEWS on the server?

I have worked with linked tables for many years without these problems, so it sounds very strange to me.
Avatar billede Ny bruger Nybegynder

Din løsning...

Tilladte BB-code-tags: [b]fed[/b] [i]kursiv[/i] [u]understreget[/u] Web- og emailadresser omdannes automatisk til links. Der sættes "nofollow" på alle links.

Loading billede Opret Preview
Kategori
Dyk ned i databasernes verden på et af vores praksisnære Access-kurser

Log ind eller opret profil

Hov!

For at kunne deltage på Computerworld Eksperten skal du være logget ind.

Det er heldigvis nemt at oprette en bruger: Det tager to minutter og du kan vælge at bruge enten e-mail, Facebook eller Google som login.

Du kan også logge ind via nedenstående tjenester





Premium
Søstrene Grene skifter Microsoft ud med SAP og rykker for første gang i clouden i stor ERP-transformation: Der er brug for en helt ny tilgang