Josh Berkus <j...@agliodbs.com> writes:
> Tom,
>> change cardinality() for multi-dim arrays?
>>
>> Drop; there's no consensus that this should be changed
> Andrew pinged me on this. While there's no consensus that it should be
> changed, there's no consensus it shouldn't, either. And once we release
> it, we've set the way it operates in cement, so I'd like to get a
> consensus one way or the other.
Yeah. I would like to change it; Peter evidently thinks it's good
as-is. Where do we go from here?
> For my part, I'd like to know what things other than arrays
> <collection_expression> in the standard applies to. I think the most
> sensible course is to make cardinality(array[]) behave consistently with
> cardinality(other_stuff) when we get around to implementing it.
There is no equivalent of multi-dimensional arrays in other kinds of
collections, so I'm not seeing that there is any good guide there.
regards, tom lane
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