Re: Can primary key be dropped and added back in?

Jessica Richard wrote:
> I have a huge table to load (30+M rows).
>
> Dropping indexes before loading will speed up my process, but I am not
> sure about the primary key that was created with the table creation. Is
> the Postgres primary key treated like an index? If yes, dropping the
> primary key might help my loading as well.... I can drop the primary key by
>
> alter table tbleName drop constraint pkname_pkey.. it dropped clean this
> way.
>
> But I haven't found the command to put the primary key back (all for
> testing now)

alter table foo add primary key (baz);

Joshua D. Drake

>
> Is there a command to add the primary key back after loading the data?
>
> Thanks
>
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