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Re: FETCH FIRST clause PERCENT option - Mailing list pgsql-hackers

From Surafel Temesgen
Subject Re: FETCH FIRST clause PERCENT option
Date
Msg-id CALAY4q_v1p6PimdNUhpqgUY4E1Vv3-81Wm9JPKKZ9DfxCn8h9w@mail.gmail.com
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In response to Re: FETCH FIRST clause PERCENT option  (Surafel Temesgen <surafel3000@gmail.com>)
Responses Re: FETCH FIRST clause PERCENT option
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here is a rebased version of  previous  patch with planner
comment included

regards
Surafel


On Wed, Jan 30, 2019 at 9:07 AM Surafel Temesgen <surafel3000@gmail.com> wrote:


On Mon, Jan 28, 2019 at 1:28 AM Tomas Vondra <tomas.vondra@2ndquadrant.com> wrote:


OK. Does that mean you agree the incremental approach is reasonable?

there are no noticeable performance difference but i love previous
approach more regarding cursor operation it fetch tuple forward and
backward from tuplestore only but in incremental approach we have to 
re execute outer node in every forward and backward fetching operation

regards
Surafel
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