Merge branch '10.3' into 10.4mariadb-10.4.22

1 files changed, 12 insertions, 0 deletions

diff --git a/sql/handler.h b/sql/handler.h
index 99aaac12402..f3be9e7de6a 100644
--- a/sql/handler.h
+++ b/sql/handler.h
@@ -1783,9 +1783,13 @@ struct THD_TRANS
  /*
     Define the type of statements which cannot be rolled back safely.
     Each type occupies one bit in m_unsafe_rollback_flags.
+    MODIFIED_NON_TRANS_TABLE is limited to mark only the temporary
+    non-transactional table *when* it's cached along with the transactional
+    events; the regular table is covered by the "namesake" bool var.
   */
   enum unsafe_statement_types
   {
+    MODIFIED_NON_TRANS_TABLE= 1,
     CREATED_TEMP_TABLE= 2,
     DROPPED_TEMP_TABLE= 4,
     DID_WAIT= 8,
@@ -1793,6 +1797,14 @@ struct THD_TRANS
     EXECUTED_TABLE_ADMIN_CMD= 0x20
   };
 
+  void mark_modified_non_trans_temp_table()
+  {
+    m_unsafe_rollback_flags|= MODIFIED_NON_TRANS_TABLE;
+  }
+  bool has_modified_non_trans_temp_table() const
+  {
+    return (m_unsafe_rollback_flags & MODIFIED_NON_TRANS_TABLE) != 0;
+  }
   void mark_executed_table_admin_cmd()
   {
     DBUG_PRINT("debug", ("mark_executed_table_admin_cmd"));