Method canCastStatically

src/binder/expression/expression_util.cpp:417–430

}

bool ExpressionUtil::canCastStatically(const Expression& expr, const LogicalType& targetType) {
    switch (expr.expressionType) {
    case ExpressionType::LITERAL: {
        auto value = expr.constPtrCast<LiteralExpression>()->getValue();
        return compatible(value, targetType);
    }
    case ExpressionType::PARAMETER: {
        auto value = expr.constPtrCast<ParameterExpression>()->getValue();
        return compatible(value, targetType);
    }
    default:
        return compatible(expr.getDataType(), targetType);
    }
}

bool ExpressionUtil::canEvaluateAsLiteral(const Expression& expr) {
    switch (expr.expressionType) {