[V4MD] help for check field values and link more tables

[Ruslan Zasukhin]

On 9/28/05 9:15 AM, "info at vallemediatime.com" <info at vallemediatime.com>
wrote:

> Hi Ruslan,
> two question:
> 
> 1. is possible to check the value of two strings field and if the two value
> already exist create a Error Msg?
> eg.
> 
> Person     Courses     Registration_Date
> ----------------------------------------------------------
> Smith        Math          26-09-2005
> Smith        Music        26-09-2005
> Brown        Math           27-09-2005
> Smith        Math          > ERROR

Hi Paolo,

You want to have unique of 2 columns.

For this you can create Method = a + b, and mark it as unique.

-- 
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

Valentina - Joining Worlds of Information
http://www.paradigmasoft.com

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