schema_version: 1
id: intermittent-query-failures-during-partition-maintenance
title: Intermittent query failures during partition maintenance
status: draft
owner: codex
source: jira
environment:
  profile: stable-dedicated
  cluster_id: '10947714666900611238'
  cluster_type: dedicated
  tidb_version: v8.5.4-cygames
time_window:
  incident_at: '2026-08-11T11:44:46Z'
  allowed:
  - id: reported_incident_window
    start: '2026-08-11T11:40:00Z'
    end: '2026-08-11T11:50:00Z'
prompt:
  text: 请分析集群 10947714666900611238 在 2026-08-11T11:40:00Z 到 2026-08-11T11:50:00Z 的间歇性查询失败。业务查询在分区 REORGANIZE 操作期间偶发返回 `Table doesn't exist`，但表并未真正删除，同一事务内直接重试仍会失败。请判断机制、影响范围以及正确的恢复和修复方式。
tags:
- sql
- ddl
- query-error
case_tier: P0
cost_tier: medium
followup:
  scheduled_max_followups: 0
execution:
  acp_bash_timeout_s: 900