Re: create table with multiple unique fields

Started by Ed Yuover 24 years ago1 messagesgeneral
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#1Ed Yu
ekyu@sc.rr.com

create a unique index on all three columns, a subsequence insert of existing
combination should error out.

"Karl Raven" <lcaasia@pd.jaring.my> wrote in message
news:a1b1fs$t0a$1@news.tht.net...

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Hi,

I'd like to create a table with 3 create unique fields :

fields
warehouseno,loc, productid, qty, qtyalllocated

i'd like warehouseno,loc, productid to be unique..
meaning
2000, ABC, X - ok
2000,ABC,Y -ok
2000,ABC,X - reject
2000,BCD,X - ok

anyone knows how to do so?

thanks