3 Commits

Author SHA1 Message Date
Nyall Dawson
821134ca91 Add method to convert string to aggregate type 2016-05-17 10:53:24 +10:00
Nyall Dawson
dcc047af49 Add possibility to handle aggregate calculation at data provider
(not implemented for any providers yet)
2016-05-17 10:53:24 +10:00
Nyall Dawson
50e41c8133 New utility class QgsAggregateCalculator, simplifies calculating
aggregates from vector layer fields and expressions
2016-05-17 10:53:24 +10:00