Nikolay Samokhvalov wrote: > 2. what should I do with XPath function? There is strong analogy > between its case and array's case in my mind... Should I leave NULLs, > or empty arrays are better?
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Empty array appears to be correct. The fact that arrays don't appear to work as you might like is a different problem that should not affect the specification of the XPath functionality. -- Peter Eisentraut http://developer.postgresql.org/~petere/ ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
