fix calc least expr bug

2023-05-30 12:41:50 +00:00
parent 399955b9a7
commit 65046e8219
1 changed files with 1 additions and 0 deletions
--- a/src/sql/engine/expr/ob_expr_operator.cpp
+++ b/src/sql/engine/expr/ob_expr_operator.cpp
@ -4903,6 +4903,7 @@ int ObMinMaxExprOperator::calc_result_meta_for_comparison(
        max_length = MAX(max_length, types_stack[i].get_length());
      }
      type.set_length(static_cast<ObLength>(max_length));
+      type.set_scale(SCALE_UNKNOWN_YET);
    } else {
      int64_t max_scale = 0;
      int64_t max_precision = 0;