presto-blackhole/src/main/java/io/prestosql/plugin/blackhole/BlackHolePageSourceProvider.java/BlackHolePageSourceProvider/isSupportedType
class BlackHolePageSourceProvider:    private static boolean isSupportedType(Type type)
    {
        return isNumericType(type) ||
                type instanceof BooleanType ||
                type instanceof DateType ||
                type instanceof TimestampType ||
                type instanceof VarcharType ||
                type instanceof VarbinaryType;
    }