Determine actual type of a pseudo-type argument

Gerald Britton <[email protected]> Sun, 5 Jan 2020 17:34:21 -0500
Newsgroups gmane.comp.db.postgresql.general
Message-ID <CAPxRSnb_xjTkY=nmKL4EKYFMv0=NWEQB231NHH4RRJORdUfuwQ@mail.gmail.com>
If I use a pseudo-type in the argument list of a function definition (SQL
or plpgsql), how can I determine the actual type used a runtime?

-- 
Gerald Britton, MCSE-DP, MVP
LinkedIn Profile: http://ca.linkedin.com/in/geraldbritton