Daniel Schreiber <[EMAIL PROTECTED]> writes: > Okay, thanks for the help. I will rewrite the function as STABLE. Btw: is > there documentation which parts in the environment are STABLE/IMMUTABLE?
Look in pg_proc (the provolatile column is 'i', 's', or 'v' IIRC).
I don't think psql's \df will show this column, which might be a mistake.
regards, tom lane
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