presto-main/src/main/java/io/prestosql/operator/scalar/VarbinaryFunctions.java/VarbinaryFunctions/crc32
class VarbinaryFunctions:    @Description("compute CRC-32")
    @ScalarFunction
    @SqlType(StandardTypes.BIGINT)
    public static long crc32(@SqlType(StandardTypes.VARBINARY) Slice slice)
    {
        CRC32 crc32 = new CRC32();
        crc32.update(slice.toByteBuffer());
        return crc32.getValue();
    }