fix plan core whiling concurrently deleting plan

2023-02-08 11:56:31 +08:00
parent 2467fc57a7
commit e05475cdbc
3 changed files with 20 additions and 3 deletions
--- a/src/sql/plan_cache/ob_plan_cache.cpp
+++ b/src/sql/plan_cache/ob_plan_cache.cpp
@ -1187,6 +1187,8 @@ int ObPlanCache::ref_cache_obj(const ObCacheObjID obj_id, ObCacheObjGuard& guard
  ObGlobalReqTimeService::check_req_timeinfo();
  if (OB_FAIL(co_mgr_.atomic_get_alloc_cache_obj(obj_id, op))) {
    SQL_PC_LOG(WARN, "failed to get update plan statistic", K(obj_id), K(ret));
+  } else if (NULL == op.get_value()) {
+    ret = OB_HASH_NOT_EXIST;
  } else {
    guard.cache_obj_ = op.get_value();
  }