From: | Esteban Gutierrez Abarzua <esgutier(at)sauce(dot)chillan(dot)ubiobio(dot)cl> |
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To: | pgsql-sql(at)postgresql(dot)org |
Subject: | explain command |
Date: | 2001-09-25 00:09:51 |
Message-ID: | Pine.LNX.4.21.0109242002150.12770-100000@sauce.chillan.ubiobio.cl |
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Thread: | |
Lists: | pgsql-sql |
hi.
I still go on looking for query time.
I get a question!
explain is a command that estimate cost of query time ok, but I don't
know how is the time.
for example:
mybase=> explain select * from tabla1;
NOTICE: QUERY PLAN:
Seq Scan on tabla1 (cost=0.00..1.06 rows=6 width=4)
EXPLAIN
the cost query time is 1.06? 1.06......seconds or milliseconds
thanks friends!
bye
Esteban Gutierrez Abarzua Chillan- Chile
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