Re: Performance issue after creating partitions

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To: pgsql-admin@xxxxxxxxxxxxxxxxxxxx
Subject: Re: Performance issue after creating partitions
From: Mladen Gogala <gogala.mladen@xxxxxxxxx>
Date: Wed, 24 Aug 2022 22:55:04 -0400
In-reply-to: <10FAC7AB-09D1-4013-BB3C-79AA3AEDE374@gmail.com>
References: <10FAC7AB-09D1-4013-BB3C-79AA3AEDE374@gmail.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0

On 8/24/22 18:41, Teja Jakkidi wrote:

trunc(order_date) = to_date(’2022-04-01’

You cannot have _expression_ on the left side if you want partition pruning. This is elementary mistake.

-- 
Mladen Gogala
Database Consultant
Tel: (347) 321-1217
https://dbwhisperer.wordpress.com

References:
- Performance issue after creating partitions
  - From: Teja Jakkidi

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