On Fri, Jul 22, 2011 at 6:04 PM, Joey Adams <joeyadams3.14...@gmail.com> wrote:
> On another matter, should the JSON type guard against duplicate member
> keys? The JSON RFC says "The names within an object SHOULD be
> unique," meaning JSON with duplicate members can be considered valid.
> JavaScript interpreters (the ones I tried), PHP, and Python all have
> the same behavior: discard the first member in favor of the second.
> That is, {"key":1,"key":2} becomes {"key":2}. The XML type throws an
> error if a duplicate attribute is present (e.g. '<a href="b"
> href="c"/>'::xml).
Hmm. That's tricky. I lean mildly toward throwing an error as being
more consistent with the general PG philosophy.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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