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Subject: Re: Re[2]: V4RB2 Alter Table Question
Author: Ruslan Zasukhin
Posted: 2006/08/31 09:50:43
 
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On 8/31/06 4:54 PM, "Ivan Smahin" <ivan_smahin (AT) valentina-db D.OT com> wrote:

>> Screenshot from viSQL and database for testing
>
> Yes, I see.

> The source of "problem" is filled table.

> You can not add not-nullable field or field without default value to
> filled table.

> Simple reason - what values do you expect to see in that field for
> existing records?

Aha.

Ivan, other dbs like MSSQL, Sybase do the same thing ?

May be it needs improve error message ?
E.g.


you cannot add new NOT NULL column without DEFAULT value
into that table have records

?


--
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

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

[I feel the need: the need for speed]


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