If you have a good distribution of domains then use the reversed domain key, it will allow you to scan over domains faster.
On Wed, Feb 13, 2013 at 10:40 AM, Alexander Ignatov <[email protected]>wrote: > If you have only one domain 'yahoo.com' for all mail addresses you > probably can use row keys as 'xxxx' without adding '@yahoo.com'. > > -- > Regards, > Alexander Ignatov > > > > On 2/13/2013 12:35 PM, Nurettin Şimşek wrote: > >> Hi All, >> >> In our project mail adresses are row key. Which rowkey design we should >> choose? >> >> 1) com.yahoo@xxxx (Reversed) >> 2) [email protected] >> 3) md5 hash([email protected]) >> 4) Any other solution. >> >> Many thanks. >> >> >
