>>> result = broker.find(Ctb, Ctb.expiration < base,
Ctb.spc == False).order_by(Ctb.expiration)
>>> result.group_by(Ctb.op_id)
<storm.store.ResultSet object at 0x01A5E290>
>>> result.count()
Traceback (most recent call last):
File "<pyshell#4>", line 1, in <module>
result.count()
File "d:\SisTemporal 9.01\narnia\geosql\storm\store.py", line 1216, in count
return int(self._aggregate(Count(expr, distinct)))
File "d:\SisTemporal 9.01\narnia\geosql\storm\store.py", line 1189,
in _aggregate
raise FeatureError("Single aggregates aren't supported after a "
FeatureError: Single aggregates aren't supported after a GROUP BY clause
>>>
Why this?
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