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charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <19462-563c85bec169995a@postgresql.org> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 2026-Apr-20, PG Bug reporting form wrote: Hello chunling qin, > ``` > PostgreSQL 15devel on x86_64-pc-linux-gnu, compiled by clang version 17.0.6, > 64-bit > ``` > Tested on REL_15_STABLE branch. Hmm, this is quite an ancient version of 15, right? I tried your script in 15.18 and AFAICT it works correctly. Thanks, -- Álvaro Herrera 48°01'N 7°57'E — https://www.EnterpriseDB.com/ "Puedes vivir sólo una vez, pero si lo haces bien, una vez es suficiente"