Horton

Re: Write Ahead Logging for Hash Indexes

Mark Kirkwood <mark.kirkwood@catalyst.net.nz>

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From: Mark Kirkwood <mark.kirkwood@catalyst.net.nz>
To: Robert Haas <robertmhaas@gmail.com>, Amit Kapila <amit.kapila16@gmail.com>
Cc: Jesper Pedersen <jesper.pedersen@redhat.com>, Jeff Janes <jeff.janes@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2017-03-14T19:43:57Z
Lists: pgsql-hackers 
On 15/03/17 06:29, Robert Haas wrote:

>
> Great!  I've committed the latest version of the patch, with some
> cosmetic changes.
>
> It would be astonishing if there weren't a bug or two left, but I
> think overall this is very solid work, and I think it's time to put
> this out there and see how things go.
>

Awesome, great work!

Cheers

Mark

Commits

  1. Add a regression test for snapshot too old with hash indexes.

  2. hash: Add write-ahead logging support.

  3. Improve coding in _hash_addovflpage.

  4. Remove _hash_wrtbuf() in favor of calling MarkBufferDirty().

  5. Improve hash index bucket split behavior.