1 files changed, 5 insertions, 0 deletions
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index d777abca29a..6c91045189c 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -808,6 +808,11 @@ typedef struct st_lex
     to an .frm file. We need this definition to stay untouched.
   */
   bool view_prepare_mode;
+  /*
+    TRUE if we're parsing a prepared statement: in this mode
+    we should allow placeholders and disallow multistatements.
+  */
+  bool stmt_prepare_mode;
   bool safe_to_cache_query;
   bool subqueries, ignore;
   bool variables_used;