[BUGFIX] fix reverse with union

2023-02-07 11:14:02 +08:00
parent 9c18d252c8
commit 4fc7a1b699
1 changed files with 1 additions and 0 deletions
--- a/src/sql/engine/expr/ob_expr_reverse.h
+++ b/src/sql/engine/expr/ob_expr_reverse.h
@ -49,6 +49,7 @@ inline int ObExprReverse::calc_result_type1(ObExprResType &type,
    if (ObTextType == type1.get_type()
        || ObMediumTextType == type1.get_type()
        || ObLongTextType == type1.get_type()) {
+      type1.set_calc_type(type1.get_type());
      type.set_type(ObLongTextType);
      const int32_t mbmaxlen = 4;
      const int32_t default_text_length =