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Re: Robust ways for checking allowed values in a column

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On 25/01/2022 13:55, Shaozhong SHI wrote:
I tried the following:

select form from mytable where form ~ '^Canal$|^Drain$|^Foreshore$|^inlandRiver$|^Lake$|^lockOrFlightOfLocks$|^Marsh$|^Researvoir$|^Sea$|^tidalRiver$|^Transfer$'

 I used ^ and $ to ensure checking of allowed values.

However, 'Backyard' was selected.

Why is that?

Sounds like a candidate for a foreign key relationship.

Ray.


--
Raymond O'Donnell // Galway // Ireland
ray@xxxxxxxxxxxx





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