"Nils Valentin" <[EMAIL PROTECTED]> wrote:
> WOW Victoria,
>
> thats a good explanation. That makes many things clearer now.
> Thank you very much.
>
> However, when not having the set the tmpdir variable were are the temporary
> tables stored ? (I searched the whole harddisc) I assume in this case that
> they must be stored in the memory, is that right ?
Nope. Temporary tables are stored in memory only if table type is HEAP. All other
temporary tables are stored on disk. By default temporary dir is /tmp or /usr/tmp. You
can check it with
SHOW VARIABLES LIKE 'tmpdir';
Name of temporary table files looks like #sql2884_b_0.frm.
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