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-rw-r--r--sql/sql_lex.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/sql/sql_lex.cc b/sql/sql_lex.cc
index 246f03a7754..bff3ebb3450 100644
--- a/sql/sql_lex.cc
+++ b/sql/sql_lex.cc
@@ -456,6 +456,8 @@ void lex_start(THD *thd)
lex->set_var_list.empty();
lex->param_list.empty();
lex->view_list.empty();
+ lex->column_list= NULL;
+ lex->index_list= NULL;
lex->prepared_stmt_params.empty();
lex->auxiliary_table_list.empty();
lex->unit.next= lex->unit.master=