| From: | David Fetter <david(at)fetter(dot)org> |
|---|---|
| To: | PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Efficient output for integer types |
| Date: | 2019-09-15 07:18:49 |
| Message-ID: | 20190915071848.GK31596@fetter.org |
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| Thread: | |
| Lists: | pgsql-hackers |
Folks,
Please find attached a couple of patches intended to $subject.
This patch set cut the time to copy ten million rows of randomly sized
int8s (10 of them) by about a third, so at least for that case, it's
pretty decent.
Thanks to Andrew Gierth for lots of patient help.
Best,
David.
--
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778
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| Attachment | Content-Type | Size |
|---|---|---|
| v1-0001-Output-digits-two-at-a-time-in-sprintf.c.patch | text/x-diff | 4.5 KB |
| v1-0002-Made-int8-operations-more-efficent.patch | text/x-diff | 7.0 KB |
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