Re: New function pg_stat_statements_reset_query() to reset statistics of a specific query

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Haribabu Kommi <kommi(dot)haribabu(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Cc: Michael Paquier <michael(at)paquier(dot)xyz>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, sk(at)zsrv(dot)org, Robert Haas <robertmhaas(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>, Euler Taveira <euler(at)timbira(dot)com(dot)br>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Dave Page <dpage(at)pgadmin(dot)org>
Subject: Re: New function pg_stat_statements_reset_query() to reset statistics of a specific query
Date: 2018-11-22 14:54:05
Message-ID: 521b92db-9b57-4106-f987-25bec784f255@2ndquadrant.com
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On 19/11/2018 06:18, Haribabu Kommi wrote:
> Amit suggested another option in another mail, so total viable 
> solutions that are discussed as of now are,
>
> 1. Single API with NULL input treat as invalid value
> 2. Multiple API to deal with NULL input of other values
> 3. Single API with NULL value to treat them as current user, current
> database
>  and NULL queryid.
> 4. Single API with -1 as invalid value, treat NULL as no matching. (Only
> problem
>  with this approach is till now -1 is also a valid queryid, but setting
> -1 as queryid
> needs to be avoided.

Can you show examples of what these would look like?

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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