CREATE DOMAIN is the answer:

CREATE DOMAIN mytype AS INT2 CHECK(VALUE>=1 AND VALUE<=6);

On Mon, 2004-07-19 at 10:43, [EMAIL PROTECTED] wrote:
hi,

Is it possible in Postgre to have enum type,  so that later table fileld get values from 1-6 (saving space)

1 - statex
2 - stateY
3 - stateZ

something like that and then constrain on this enum type..

tia

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