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Re: [GENERAL] Question regarding the output of postgresql *explain* command - Mailing list pgsql-general

From Tom Lane
Subject Re: [GENERAL] Question regarding the output of postgresql *explain* command
Date
Msg-id 2116.1495984010@sss.pgh.pa.us
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In response to [GENERAL] Question regarding the output of postgresql *explain* command  (Arup Rakshit <aruprakshit1987@outlook.com>)
Responses Re: [GENERAL] Question regarding the output of postgresql *explain*command
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Arup Rakshit <aruprakshit1987@outlook.com> writes:
> I was reading to day how indexing works. And I was trying some query, for example below one. What the range basically
means(cost=0.28..8.30 ? I don’t understand this. 

https://www.postgresql.org/docs/current/static/using-explain.html

            regards, tom lane

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