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Fix NAN related operator bugs in non-static typing engine

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This commit is contained in:
br0
2021-12-06 13:01:44 +08:00
committed by LINxiansheng
parent 42a62429dd
commit 93676a1843
3 changed files with 15 additions and 9 deletions
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10
src/sql/engine/expr/ob_expr_power.cpp
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@ -70,14 +70,8 @@ int ObExprPower::calc(ObObj& result, const ObObj& obj1, const ObObj& obj2, ObExp
} else if (obj1.is_double() && obj2.is_double()) {
// same as oracle behavior: if at least one of the arguments is
// binary_double, result type is double
double double_base = obj1.get_double();
double double_exponent = obj2.get_double();
double result_double = std::pow(double_base, double_exponent);
if (isinf(result_double) || isnan(result_double)) {
ret = OB_OPERATE_OVERFLOW;
} else {
result.set_double(result_double);
}
// keep same with static typing engine.
ret = ObExprPow::safe_set_double(result, std::pow(obj1.get_double(), obj2.get_double()));
} else {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("obj type should be number or double", K(obj1), K(obj2), K(ret));