| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Ezequias Rodrigues da Rocha" <ezequias(dot)rocha(at)gmail(dot)com> |
| Cc: | Joe <dev(at)freedomcircle(dot)net>, pgsql-sql(at)postgresql(dot)org |
| Subject: | Re: Open a Transaction |
| Date: | 2007-02-08 17:34:27 |
| Message-ID: | 27204.1170956067@sss.pgh.pa.us |
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| Lists: | pgsql-sql |
"Ezequias Rodrigues da Rocha" <ezequias(dot)rocha(at)gmail(dot)com> writes:
> Now the sql is OK but now I have the following error:
> ERROR: stack depth limit exceeded
> SQL state: 54001
> Hint: Increase the configuration parameter "max_stack_depth".
> In the previous e-mail I hide the numbers of itens of my set
> (in(234,12332,1232,....) actually I have more than 36000 subsets of my IN
> statement.
That's probably well past the point at which you should expect IN (list)
to give reasonable performance. Instead consider putting the values
into a temp table and writing a join or IN (subselect) against the temp table.
regards, tom lane
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