Re: Domains and Indexes

I backed this out. It is part of a later patch still in the queue.

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Bruce Momjian wrote:
>
> [ Sorry for previous message saying it was added to queue.]
>
> Patch applied. Thanks.
>
> ---------------------------------------------------------------------------
>
>
> Rod Taylor wrote:
> > Appears there is a problem finding the opclass when indexing a domain.
> >
> > CREATE DOMAIN newint as int4;
> > CREATE TABLE tab (col newint unique);
> > ERROR: data type newint has no default operator class for access method
> > "btree"
> > You must specify an operator class for the index or define a
> > default operator class for the data type
> >
> >
> > Specifically, GetDefaultOpClass() finds 0 exact matches and 3 binary
> > compatible matches. Fetching getBaseType() of the attribute fixes the
> > problem for domains (see attachment).
> >
> > However, I have to wonder why GetDefaultOpClass doesn't simply use the
> > first Binary Compatible opclass. When there is more than one usable it
> > doesn't do anything useful.
> >
> >
>
> [ Attachment, skipping... ]
>
> >
> > ---------------------------(end of broadcast)---------------------------
> > TIP 4: Don't 'kill -9' the postmaster
>
> --
> Bruce Momjian | http://candle.pha.pa.us
> pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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> + Christ can be your backup. | Newtown Square, Pennsylvania 19073
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--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073