Andrew Dunstan <[email protected]> writes:
> On 11/29/2010 12:36 PM, Robert Haas wrote:
>> But that could equally well be stored in a user table rather than a
>> system table.
> Yeah. The trouble is you won't be able to use that reliably in a check
> constraint, which I imagine is one of the principal intended purposes.
Moving the same data to a system table doesn't fix that, unless you
require that the system table be immutable ... which'd seem to make
the idea useless.
regards, tom lane
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