Message-ID: <gh-pgjdbc-pgjdbc-3913@github.com>
From: "vlsi (@vlsi)" <noreply+vlsi@github.com>
To: "pgjdbc/pgjdbc" <noreply+pgjdbc-pgjdbc@github.com>
Date: Fri, 16 Jan 2026 21:07:18 +0000
Subject: [pgjdbc/pgjdbc] PR #3913: fix: process pending responses before fastpath to avoid protocol errors
List-Id: <gh-pgjdbc-pgjdbc.github.com>
X-GitHub-Author-Id: 213894
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X-GitHub-Issue: 3913
X-GitHub-Labels: bug
X-GitHub-Repo: pgjdbc/pgjdbc
X-GitHub-State: merged
X-GitHub-Type: pull_request
X-GitHub-Url: https://github.com/pgjdbc/pgjdbc/pull/3913
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When cleanupSavepoints=true, RELEASE SAVEPOINT responses were left unread in the buffer. Fastpath operations (Large Objects) then read these stale responses causing "Unknown Response Type C." errors.

Fixes #3910