| From: | Kevin Grittner <kgrittn(at)ymail(dot)com> |
|---|---|
| To: | "obartunov(at)gmail(dot)com" <obartunov(at)gmail(dot)com>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: \h open |
| Date: | 2013-09-16 17:32:16 |
| Message-ID: | 1379352736.19468.YahooMailNeo@web162903.mail.bf1.yahoo.com |
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| Lists: | pgsql-hackers |
Oleg Bartunov <obartunov(at)gmail(dot)com> wrote:
> I noticed there is nothing available in built-in psql help about
> OPEN command. Does it intentional ?
>
> postgres=# \h open
> No help available for "open".
> Try \h with no arguments to see available help.
PostgreSQL does not include OPEN as a SQL command:
http://www.postgresql.org/docs/current/interactive/sql-commands.html
DECLARE CURSOR opens the cursor immediately.
Some PLs include an OPEN statement, but psql does not have help for all the PLs.
As an example, plpgsql supports OPEN:
http://www.postgresql.org/docs/current/interactive/plpgsql-cursors.html#PLPGSQL-CURSOR-OPENING
--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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