NikhilS <[EMAIL PROTECTED]> writes:
> One specific case I want to mention here is hash_create(). For local hash
> tables if HASH_CONTEXT is not specified, they get created in a context which
> becomes a direct child of TopMemoryContext. Wouldn't it be a better idea to
> create the table in CurrentMemoryContext?
It works that way partly for historical reasons and mostly because the
vast majority of dynahash uses are for long-lived hash tables (a quick
search says that a default of CurrentMemoryContext would be correct for
only about one in ten of the current callers). I don't see any value in
changing it.
regards, tom lane
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