> On Nov 20, 2017, at 18:29, Tomas Vondra wrote:
>
>>
>> What about instead of dropping column we leave data uncompressed?
>>
>
> That requires you to go through the data and rewrite the whole table.
> And I'm not aware of a DROP command doing that, instead they just drop
> the dependent obj
> On Nov 20, 2017, at 18:18, Tomas Vondra wrote:
>
>
> I don't think we need to do anything smart here - it should behave just
> like dropping a data type, for example. That is, error out if there are
> columns using the compression method (without CASCADE), and drop all the
> columns (with CA