Re: I/O on select count(*)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi,

Luke Lonergan wrote:
BTW – we’ve removed HINT bit checking in Greenplum DB and improved the visibility caching which was enough to provide performance at the same level as with the HINT bit optimization, but avoids this whole “write the data, write it to the log also, then write it again just for good measure” behavior.

can you go a bit deeper into how you implemented this or is it some IP
of greenplum you cannot reveal?

Btw, is there something with your eyes:
<FONT SIZE="4"><FONT FACE="Verdana, Helvetica, Arial"><SPAN STYLE='font-size:14pt'> ? :-))

Cheers
Tino

Attachment: smime.p7s
Description: S/MIME Cryptographic Signature


[Postgresql General]     [Postgresql PHP]     [PHP Users]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Yosemite]

  Powered by Linux