Re: Why Index is not working on date columns. - Mailing list pgsql-performance

From Tom Lane
Subject Re: Why Index is not working on date columns.
Date
Msg-id 18598.1130263264@sss.pgh.pa.us
Whole thread Raw
In response to Re: Why Index is not working on date columns.  (Kishore B <kishorebh@gmail.com>)
List pgsql-performance
Kishore B <kishorebh@gmail.com> writes:
>> I surmise that you are testing on toy tables and extrapolating to what
>> will happen on larger tables.
>>
> These tables participating here contain more than 8 million records as of
> now, and on every day, 200K records, will add to them.

In that case, have you ANALYZEd the tables lately?  The planner's cost
estimates correspond to awfully small tables ...

            regards, tom lane

pgsql-performance by date:

Previous
From: "Merlin Moncure"
Date:
Subject: Re: impact of stats_command_string
Next
From: Rich Doughty
Date:
Subject: Re: Outer join query plans and performance