presto-spi/src/main/java/io/prestosql/spi/type/TimestampWithTimeZoneType.java/TimestampWithTimeZoneType/equals
class TimestampWithTimeZoneType:    @Override
    @SuppressWarnings("EqualsWhichDoesntCheckParameterClass")
    public boolean equals(Object other)
    {
        return other == TIMESTAMP_WITH_TIME_ZONE;
    }