Re: Calculating row size

[Rick James]

Remove the spaces from the code.
http://en.wikipedia.org/wiki/BBCode

3 `iid` mediumint(8) unsigned NOT NULL,
8 `dtime` datetime NOT NULL,
1 `month` tinyint(4) unsigned NOT NULL,
8 `rate` bigint(20) NOT NULL,
8 `counter` bigint(20) NOT NULL,
1 `day` tinyint(3) unsigned NOT NULL,
0 ENGINE=MyISAM ("Fixed" length rows)
29 bytes -- I don't see how it comes out 30.

I suspect this also says 30?:
SHOW TABLE STATUS LIKE ifInOctets\G