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Re: some problems - Mailing list pgsql-general

From Tom Lane
Subject Re: some problems
Date
Msg-id 27795.967039632@sss.pgh.pa.us
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In response to some problems  (Roodie <roodie@morahalom.hu>)
List pgsql-general
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Roodie <roodie@morahalom.hu> writes:
> ERROR:  ExecEvalExpr: unknown expression type 108

Sub-selects in constraint expressions don't work at the moment :-(.
An easy workaround is to put the sub-select in a function and call
the function from your constraint.

            regards, tom lane

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