| From: | "Hiroshi Inoue" <Inoue(at)tpf(dot)co(dot)jp> |
|---|---|
| To: | "Zeugswetter Andreas SB" <ZeugswetterA(at)wien(dot)spardat(dot)at> |
| Cc: | <pgsql-hackers(at)postgreSQL(dot)org> |
| Subject: | RE: [HACKERS] Well, then you keep your darn columns |
| Date: | 2000-01-26 11:02:36 |
| Message-ID: | 001001bf67ec$da596e20$2801007e@tpf.co.jp |
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| Lists: | pgsql-hackers |
> -----Original Message-----
> From: owner-pgsql-hackers(at)postgreSQL(dot)org
> [mailto:owner-pgsql-hackers(at)postgreSQL(dot)org]On Behalf Of Zeugswetter
> Andreas SB
>
> > > > > My idea is as follows.
> > > >
> > > > > 1)add a visibile/invisible flag to pg_attribute
> > >
> > > might use a xid as flag, so rows before xid have the
> > column, rows after
> > > xid don't have it.
> > >
> >
> > From where do we get the xid ?
>
> Transaction id of alter table command ?
>
Does it work well after one more column is added ?
Regards.
Hiroshi Inoue
Inoue(at)tpf(dot)co(dot)jp
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