Fix result precision deduction of minus expr

2024-07-16 09:24:02 +00:00 · 2024-07-16 09:24:02 +00:00 · 34d57ab6f1
commit 34d57ab6f1
parent d56b0ed075
1 changed files with 1 additions and 0 deletions
--- a/src/sql/engine/expr/ob_expr_minus.cpp
+++ b/src/sql/engine/expr/ob_expr_minus.cpp
@ -98,6 +98,7 @@ int ObExprMinus::calc_result_type2(ObExprResType &type,
        int64_t inter_part_length2 = type2.get_precision() - type2.get_scale();
        precision = static_cast<ObPrecision>(MAX(inter_part_length1, inter_part_length2)
                                            + CARRY_OFFSET + scale);
+        precision = MIN(OB_MAX_DECIMAL_POSSIBLE_PRECISION, precision);
      }
    }
    type.set_scale(scale);