This is mentioned in the create table section:
http://www.mysql.com/doc/en/CREATE_TABLE.html
>>>>>>>>>>>>>>>>>> Original Message
> <<<<<<<<<<<<<<<<<<
On 2/5/04, 1:58:43 AM, Karam Chand <karam_chand03@stripped> wrote
regarding Result returned by "show index from"...:
> Hello
> I am executing show index from tablename to get index
> information. The following columns are returned ...
> Table Non_unique Key_name Seq_in_index
> Column_name Collation Cardinality Sub_part Packed
> Null Index_type Comment
> In the docs at
> http://www.mysql.com/doc/en/Show_database_info.html
> there is no mention for Packed column.
> The same happens for 4.0.15, 4.1, 4.1.1?
> Is this column added from 4.0.2 like Null and
> Index_type?
> What does packed column mean...?
> Do I assume that the columns returned by Show index
> changed from 4.0.2 and have not changed after that?
> Regards
> Karam
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