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From "Mamta Satoor" <msat...@gmail.com>
Subject Re: DERBY-1478 Lineitem DERBY-2599: Associating correct collation type and derivation with DTD
Date Mon, 30 Apr 2007 19:04:39 GMT
Yes, I have some work done in my codeline. I will post that partial change
to DERBY-2599.


On 4/30/07, Mike Matrigali <mikem_app@sbcglobal.net> wrote:
> Mamta Satoor wrote:
> > Hi,
> >
> > I am working on putting the correct collation type and derivation for
> > DTDs. The approach I am taking is to change all the constructors for
> > DTDs to accept the collation type and derivation. It will be the
> > responsibility of the caller of the DTD constructor to pass this
> > information for all different kinds of DTDs, ie whether the DTD is for
> > collation sensitive datatypes (which include the character string
> > datatypes), or all the other non-collation sensitive datatypes (eg
> > numeric, binary etc,). For non collation sensitive datatypes, the caller
> > will pass collation derivation of "none" which will mean that collation
> > type of such datatypes should be ignored.
> >
> > I just wanted to bring it to community's attention that this approach of
> > changing the DTD constructor signature is requiring lot of changes since
> > all the callers now have to taken on the task of passing the collation
> > type and derivation. I think that is the right approach ie have callers
> > take on the responsibility of associating the collation types and
> > derivations for their DTDs. Let me know if anyone has any feedback on
> > how I am approaching this.
> >
> Have you done any of this work yet, if so could you post a partial patch
> as an example of the kinds of changes you are proposing.  I don't expect
> a completed work, just something to get a feel of the type of changes.
> > thanks,
> > Mamta

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