From: | Merlin Moncure <mmoncure(at)gmail(dot)com> |
---|---|
To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
Cc: | Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: pgbench \for or similar loop |
Date: | 2011-04-18 21:26:54 |
Message-ID: | BANLkTi=qVGEPsA+s2LWpJ9o+9d1vuKXkHQ@mail.gmail.com |
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Lists: | pgsql-hackers |
On Mon, Apr 18, 2011 at 4:02 PM, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> wrote:
> Hi,
>
> Today (and previously) I wished that pgbench had a mechanism to help
> create simple random databases. For example, I could create a table
> "tenk" and fill it with random stuff like
>
> \setrandom foo 1 10000
> insert into foo values (:foo)
>
> Now I have to run this 10000 times or something like that. But I don't
> want a transaction for each of those, so I had a desire for something
> like this:
>
> begin;
> \for iterator 1 10000
> \setrandom foo 1 :iterator
> insert into foo values (:foo);
> \end
> commit;
>
> Would something like this be acceptable?
*) what does this do that isn't already possible with 'DO' (not being
snarky, genuinely curious)?
*) should psql get some of these features? simple logic and looping
would be a nice addition?
merlin
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