On Wed, 2006-02-01 at 17:59 -0500, Gan Uesli Starling wrote:
> Say I have a table for equipment having columns for ordinary
> equipment. It also has sub-tables for things like sensors with
> extra columns for specialty info.
>
> I'd like to revert to having only the main table without any
> sub-tables, but keep the rows from the sub-tables which are
> common to the parent table.
>
> If I drop the sub-tables, do I loose all if their rows, or
> only the columns not shared with the parent table?
I assume you are talking about inheritance, so the answer is yes, you
will lose all their rows.
--
Oliver Elphick olly@lfix.co.uk
Isle of Wight http://www.lfix.co.uk/oliver
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