Re: Index name different from constraint name

Added to TODO:

o Have ALTER INDEX update the name of a constraint using that index
o Allow ALTER TABLE RENAME CONSTRAINT

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Tom Lane wrote:
> Stephen Frost <sfrost(at)snowman(dot)net> writes:
> > * Tom Lane (tgl(at)sss(dot)pgh(dot)pa(dot)us) wrote:
> >> Arguably we should forbid ALTER INDEX RENAME on an index that belongs to
> >> a constraint, and make you rename the constraint instead (and have that
> >> implicitly change the index name too).
>
> > That would work too, though I don't think you can just rename a
> > constraint.
>
> Yeah, we'd need to add syntax for that, but it seems useful anyway.
>
> Plan B would be to make the ALTER INDEX RENAME update the associated
> constraint too, but that doesn't give you a facility to rename
> constraints of other types.
>
> Anyway, point is that I think we should force the index and constraint
> names to track each other, rather than complicating matters by
> supporting the situation where they are different.
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>

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