public string GetDbShardNo(object shardObject)
{
var crc = new Crc32_IEEE();
crc.Update(shardObject.ToString().Trim().ToLower().ToBytes());
if (crc.Value % 2 == 0)
{
return("shard-1");
}
else
{
return("shard-2");
}
}
public string GetShardNo(object target)
{
if (target == null)
{
return(string.Empty);
}
var str = target.ToString();
if (string.IsNullOrWhiteSpace(str))
{
return(string.Empty);
}
var checksum = new Crc32_IEEE();
checksum.Update(str.ToBytes());
return(checksum.Value.ToString());
}