Re: Support reset of Shared objects statistics in "pg_stat_reset" function

From: Sadhuprasad Patro <b(dot)sadhu(at)gmail(dot)com>
To: Mahendra Singh Thalor <mahi6run(at)gmail(dot)com>
Cc: Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Himanshu Upadhyaya <upadhyaya(dot)himanshu(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Support reset of Shared objects statistics in "pg_stat_reset" function
Date: 2021-08-22 17:21:48
Message-ID: CAFF0-CHSFD4=E4UvDEQeh-JwNj_aQ4XRuaD2gUKcV5b+qshY+A@mail.gmail.com
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> 3)
> - dbentry = pgstat_get_db_entry(msg->m_databaseid, false);
> + if (!IsSharedRelation(msg->m_objectid))
> + dbentry = pgstat_get_db_entry(msg->m_databaseid, false);
> + else
> + dbentry = pgstat_get_db_entry(InvalidOid, false);
>
> We should add some comments before this change.

In my opinion, the comments added above the function
"pgstat_recv_resetsinglecounter" and the function call
"IsSharedRelation" added are self explanatory. If we add anything
more, it will be a duplication.
So No need to add any more comments here.

Thanks & Regards
SadhuPrasad
EnterpriseDB: http://www.enterprisedb.com

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