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From: "vlsi (@vlsi)" <noreply+vlsi@github.com>
To: "pgjdbc/pgjdbc" <noreply+pgjdbc-pgjdbc@github.com>
Date: Wed, 20 Mar 2024 13:05:46 +0000
Subject: Re: [pgjdbc/pgjdbc] issue #3166: query_id in pg_stat_activity is NULL when connecting from JDBC, but not from psql
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> Add PGProperty.PREFER_QUERY_MODE.set(props, "simple"); to your code and it works fine.

I would treat simple query mode as a workaround only, and I would refrain from recommending "simple" by default.

> And apparently query_id is not calculated for that.

Do you mean backend does not produce query_id for extended queries? It sounds strange.