Re: [HACKERS] Lazy hash table for XidInMVCCSnapshot (helps Zipfiana bit) - Mailing list pgsql-hackers

From Sokolov Yura
Subject Re: [HACKERS] Lazy hash table for XidInMVCCSnapshot (helps Zipfiana bit)
Date
Msg-id 20170822151740.3a13d69d@falcon-work
Whole thread Raw
In response to Re: [HACKERS] Lazy hash table for XidInMVCCSnapshot (helps Zipfian a bit)  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: [HACKERS] Lazy hash table for XidInMVCCSnapshot (helps Zipfian a bit)
Re: [HACKERS] Lazy hash table for XidInMVCCSnapshot (helps Zipfian abit)
List pgsql-hackers
Simplified a bit and more commented patch version is in attach.

Algorithm were switched to linear probing, it makes code simpler and
clearer.
Flag usages were toggled: now it indicates that hash table were built,
it also makes code clearer.
XidInXip and some other functions got comments.

-- 
With regards,
Sokolov Yura aka funny_falcon
Postgres Professional: https://postgrespro.ru
The Russian Postgres Company

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