fix(tianmu): fix mysqld crash when exec query with AggregateRough, as…

…sert failed on i < m_idx.size() at tianmu_attr.h:387, msg: [bad dpn index 0/0] (stoneatom#1580)
Nliver · Apr 19, 2023 · 4b7c64b · 4b7c64b
1 parent 99c5e80
commit 4b7c64b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/storage/tianmu/vc/tianmu_attr.cpp b/storage/tianmu/vc/tianmu_attr.cpp
@@ -372,6 +372,9 @@ void TianmuAttr::LoadPackInfo([[maybe_unused]] Transaction *trans_) {
 
 PackOntologicalStatus TianmuAttr::GetPackOntologicalStatus(int pack_no) {
   LoadPackInfo();
+  if (m_idx.empty() || (!m_idx.size())) {
+    return PackOntologicalStatus::NULLS_ONLY;
+  }
   DPN const *dpn(pack_no >= 0 ? &get_dpn(pack_no) : nullptr);
   if (pack_no < 0 || dpn->NullOnly())
     return PackOntologicalStatus::NULLS_ONLY;