Simon Riggs <simon(at)2ndquadrant(dot)com> writes:
> I had understood the discussion to conclude that indexes that do not
> depend on any column of the table to not be allowed at all.

That was my first reaction too, but the point about unique-index behavior
refutes it.  Constraining a table to have at most one row is useful.

			regards, tom lane

In response to

• Re: pgsql: If an index depends on no columns of itstable, give it a at 2007-11-09 08:35:17 from Simon Riggs

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• Re: pgsql: If an index depends on no columns of itstable, give it a at 2007-11-09 09:21:53 from Simon Riggs

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