private ZonedDateTime readDate(TimeZone tz) throws IOException {
        return readDate(input, bufferAllocator.allocate(INT16_SIZE), tz);
    }
Reads a Date value from internal input stream.
@param tz - timezone
@return ZonedDateTime
@throws IOException when IO error occurs
client-v2/src/main/java/com/clickhouse/client/api/data_formats/internal/BinaryStreamReader.java