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Re: [SQL] returns opaque - Mailing list pgsql-sql

From Vadim Mikheev
Subject Re: [SQL] returns opaque
Date
Msg-id 35B7F2F5.D4DF3ADE@krs.ru
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In response to returns opaque  (Paulina Canas Urrutia <paulina@labsd.inf.utfsm.cl>)
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Paulina Canas Urrutia wrote:
>
>        I found the following definition
>
>       CREATE FUNCTION check_primary_key ()
>         RETURNS opaque
>                 ^^^^^^
>
>         and I didn't know what's the meaning of  opaque. Any suggestion
> or definition ???????????

Meaning: function returns "something" that is not
valid data type (ie - not INT, CHAR, TEXT etc).

Vadim

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