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On 10/11/06 19:15, Richard Broersma Jr wrote:
>>>> I doesn't appear that ALTER TABLE can change constraint
>>>> characteristics. You'd have to drop/recreate, no?
>>> Now that you mention it, I've never tried it or seen it done.
>>> Here I what I came up with:
>>>
>> [snip]
>>>
>>> It is nice to see things work so well. :-)
>> It would be interesting to see how well it works on a 50M row
>> table.
>
> Good point, but hopefully only small fraction of the 50 M rows
> would be affected and hopefully updating primary keys isn't a
> common occurrence.
I was thinking of the ALTER TABLE ... ADD CONSTRAINT column.
- --
Ron Johnson, Jr.
Jefferson LA USA
Is "common sense" really valid?
For example, it is "common sense" to white-power racists that
whites are superior to blacks, and that those with brown skins
are mud people.
However, that "common sense" is obviously wrong.
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