James Mansion <ja...@mansionfamily.plus.com> wrote: > Wouldn't it be cleaner just to defer creation of real files to support the > structures associated with a temp table until it i snecessary to spill the > data from the backend's RAM? This data doesn't need to be in > shared memory and the tables and data aren't visible to any other > session, so can't they run out of RAM most of the time (or all the > time if the data in them is short lived)? See this thread for a discussion of the idea: http://archives.postgresql.org/pgsql-hackers/2008-11/msg00342.php -Kevin
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