Re: [HACKERS] Variable substitution in psql backtick expansion
| От | Fabien COELHO |
|---|---|
| Тема | Re: [HACKERS] Variable substitution in psql backtick expansion |
| Дата | |
| Msg-id | alpine.DEB.2.20.1711130703260.15385@lancre обсуждение исходный текст |
| Ответ на | Re: [HACKERS] Variable substitution in psql backtick expansion (Michael Paquier <michael.paquier@gmail.com>) |
| Список | pgsql-hackers |
Hello Tom & Michaël, >> I think this patch should be rejected. > +1 for rejection [...] The noes have it! Note that the motivation was really symmetric completion: fabien=# \echo :VERSION_NAME 11devel fabien=# \echo :VERSION_NUM 110000 fabien=# \echo :VERSION PostgreSQL 11devel on x86_64-pc-linux-gnu,compiled by gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609, 64-bit fabien=# \echo :SERVER_VERSION_NAME10.1 fabien=# \echo :SERVER_VERSION_NUM 100001 But fabien=# \echo :SERVER_VERSION :SERVER_VERSION To get it into a variable the work around is really: fabien=# SELECT version() AS "SERVER_VERSION" \gset fabien=# \echo :SERVER_VERSION PostgreSQL 10.1 on x86_64-pc-linux-gnu,compiled by gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609, 64-bit -- Fabien -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
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