Subject | Re: [IB-Architect] Rebuilding foreign keys system indexes |
---|---|
Author | Marcelo Lopez Ruiz |
Post date | 2000-11-03T12:47Z |
Nope, it's only meant as a checking tool. To drop a system index, you need
to drop the constraint which it is meant to support, and enforce the
constraint 'by hand' (triggers, etc.).
At least, in the current version ;-)
The tool will report identical indexes and indexes which are prefixes of
others; eg:
index 1: last name
index 2: last name, first name
This may or may not be something you want in your database; all the tool
does is report the situation.
Marcelo
to drop the constraint which it is meant to support, and enforce the
constraint 'by hand' (triggers, etc.).
At least, in the current version ;-)
The tool will report identical indexes and indexes which are prefixes of
others; eg:
index 1: last name
index 2: last name, first name
This may or may not be something you want in your database; all the tool
does is report the situation.
Marcelo
----- Original Message -----
From: Dmitry Kuzmenko <dima@...>
To: <IB-Architect@egroups.com>
Sent: Friday, November 03, 2000 6:39 AM
Subject: Re: [IB-Architect] Rebuilding foreign keys system indexes
> Hello, Marcelo!
>
> Marcelo Lopez Ruiz wrote:
>
> > > Also this will fix another problem when FK points to PK and thus there
are
> > > 2 or more indices (if there are 1 or more FK) on the same field.
> > >
> > There is a tool in the IB_Designer egroup that can check indexes and
reports
> > this situation.
>
> And what it can do? Delete FKs? You can't delete FK index. If there are 2
FKs on the
> same field, there will be 2 indices on the same field.
>
> --
> Dmitry Kuzmenko, Epsylon Technologies.
>
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