bitmap scan and explain analyze

From: Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>
To: pgsql-hackers(at)postgresql(dot)org
Subject: bitmap scan and explain analyze
Date: 2005-05-03 09:11:28
Message-ID: 20050503.181128.26962059.t-ishii@sra.co.jp
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

I noticed that explain analyze emits a little bit funny reslut for
bitmap scans:

BitmapOr (cost=157.36..157.36 rows=18894 width=0) (actual time=9.406..9.406 rows=0 loops=1)

Why actual rows=0?
--
Tatsuo Ishii

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message mohammad izwan ibrahim 2005-05-03 09:18:58 distributed database
Previous Message Thomas Hallgren 2005-05-03 07:35:41 Re: SPI bug.