| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Zeugswetter Andreas SB SD <ZeugswetterA(at)spardat(dot)at>, Michael Meskes <meskes(at)postgresql(dot)org>, PostgreSQL Hacker <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: History question |
| Date: | 2001-11-30 18:03:23 |
| Message-ID: | 200111301803.fAUI3Nb20786@candle.pha.pa.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
> "Zeugswetter Andreas SB SD" <ZeugswetterA(at)spardat(dot)at> writes:
> > IIRC Postgres started out with the same [but extended] query language as
> > Ingres.
> > So I think they are not completely unrelated.
>
> QUEL and POSTQUEL are the two query languages in question, I believe.
> Never having studied either, I have no clue how closely they are
> related.
The languages were almost identical, except for the object creation
extensions.
> In any case, I'm pretty sure that Postgres was a completely new
> implementation that used none of the Ingres code. The no-overwrite
> storage management scheme was definitely a new concept in Postgres.
None shared. I have the Ingres code here and it is pretty small.
Entire source is only 1.7 megs uncompressed.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Tom Lane | 2001-11-30 18:06:24 | Re: FW: [ppa-dev] Severe bug in debian - phppgadmin opensup |
| Previous Message | Tom Lane | 2001-11-30 18:03:17 | Re: Docbug, SPI_getbinval, triger example |