[fix](function) fix round function for inaccuracy (#7421)

2021-12-24 21:23:11 +08:00
parent ff5a0e98b0
commit 3ba6dcf236
2 changed files with 31 additions and 2 deletions
--- a/be/src/exprs/math_functions.cpp
+++ b/be/src/exprs/math_functions.cpp
@ -90,7 +90,7 @@ double MathFunctions::my_double_round(double value, int64_t dec, bool dec_unsign
            tmp2 = dec < 0 ? std::ceil(value_div_tmp) * tmp : std::ceil(value_mul_tmp) / tmp;
        }
    } else {
-        tmp2 = dec < 0 ? std::rint(value_div_tmp) * tmp : std::rint(value_mul_tmp) / tmp;
+        tmp2 = dec < 0 ? std::round(value_div_tmp) * tmp : std::round(value_mul_tmp) / tmp;
    }

    return tmp2;