Re: Note that ALTER TABLE cannot alter generated stored columns

On 30.05.21 15:25, Emre Hasegeli wrote:
> I was trying to change the generation expression of a generated stored
> column using ALTER TABLE.  It took me a while before I figured SET
> GENERATED applies only to generated identity columns.  I think it'd be
> useful to note this in the documentation with something like the
> attached.

I don't follow why you put this documentation under ALTER TABLE ... DROP 
EXPRESSION.  That action doesn't seem related to what you were hoping to do.