Re: Slow query on a one-tuple table

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От Luís Roberto Weck
Тема Re: Slow query on a one-tuple table
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Msg-id ab6ea98e-6266-7665-40b7-151c5736c08d@siscobra.com.br
обсуждение исходный текст
Ответ на Re: Slow query on a one-tuple table  (Michael Lewis <mlewis@entrata.com>)
Ответы RE: Slow query on a one-tuple table  (Igor Neyman <ineyman@perceptron.com>)
Список pgsql-performance
Em 19/09/2019 14:21, Michael Lewis escreveu:
> Is this result able to be repeated?

Yes, I  can consistently repeat it.

Postgres version is 11.1.

Other executions:

Index Scan using assessoria_pkey on public.assessoria (cost=0.25..2.47 
rows=1 width=62) (actual time=1.591..4.035 rows=1 loops=1)
   Output: asscod, asscambol
   Index Cond: (assessoria.asscod = 1)
   Buffers: shared hit=1187
Planning Time: 0.053 ms
Execution Time: 4.055 ms

Index Scan using assessoria_pkey on public.assessoria (cost=0.25..2.47 
rows=1 width=62) (actual time=1.369..3.838 rows=1 loops=1)
   Output: asscod, asscambol
   Index Cond: (assessoria.asscod = 1)
   Buffers: shared hit=1187
Planning Time: 0.033 ms
Execution Time: 3.851 ms



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