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Re: [BUGS] json(b)_array_elements use causes very large memory usage when also referencing entire json document - Mailing list pgsql-bugs

From Tom Lane
Subject Re: [BUGS] json(b)_array_elements use causes very large memory usage when also referencing entire json document
Date
Msg-id 3821.1507337505@sss.pgh.pa.us
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In response to Re: [BUGS] json(b)_array_elements use causes very large memory usagewhen also referencing entire json document  (Andres Freund <andres@anarazel.de>)
Responses Re: [BUGS] json(b)_array_elements use causes very large memory usagewhen also referencing entire json document  (Andres Freund <andres@anarazel.de>)
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Andres Freund <andres@anarazel.de> writes:
> Hm. Unrelated to the topic at hand, but I wonder how much it'd take to
> make some of the hot-path jsonb functionality tolerant of unaligned
> datums.

Probably pretty hard given the list-of-pointers data structure inside.
        regards, tom lane


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