Thanks, Chris. Is there a way to do this deterministically, or at least programatically? I have code to create the tables and cluster them automatically?
On Sun, Jul 19, 2009 at 8:21 PM, Chris <dmag...@gmail.com> wrote: > Robert James wrote: > >> I would like to CLUSTER a table on its PRIMARY KEY. Now, I haven't >> explicitly defined and named an index for this table - but the primary key >> defines one. How can I tell Postgres to CLUSTER on it? >> > > Get the index name: > > \d tablename > > Right at the bottom it will have the index names: > > Indexes: > "a_pkey" PRIMARY KEY, btree (a) > > > then cluster: > > # cluster tablename using a_pkey; > CLUSTER > > > Also: If I define an index on a PK, will Postgres make a second one, or >> realize its redundnant? >> > > Depends how you define it (I think). What's your create table statement > look like? > > -- > Postgresql & php tutorials > http://www.designmagick.com/ > >