casting tsrange to tstzrange doesn't seem to work? - Mailing list pgsql-general

From Joe Van Dyk
Subject casting tsrange to tstzrange doesn't seem to work?
Date
Msg-id CACfv+pLEuLZB4sbFdYvP=V0NvkKBYq6N4y0WH_vKRhTR=KDn-A@mail.gmail.com
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Responses Re: casting tsrange to tstzrange doesn't seem to work?  (Jeff Davis <pgsql@j-davis.com>)
List pgsql-general
# select tsrange(null)::tstzrange;
ERROR:  cannot cast type tsrange to tstzrange
LINE 1: select tsrange(null)::tstzrange;

Is this expected?

select null::timestamp::timestamptz; 
works fine.

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