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How to check: is some key referenced from sometable - Mailing list pgsql-sql

From evl@my-mail.com.ua
Subject How to check: is some key referenced from sometable
Date
Msg-id 3159.195.5.48.107.1059985076.squirrel@my-mail.com.ua
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Responses Re: How to check: is some key referenced from sometable
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Please help.

Need a boolean function which returns true if given key in table is
referensed from another table(s).

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see You again when ...                  eVl

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