stupidb.functions.ranking.core¶
Classes
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Base ranking aggregation class. |
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Custom aggregator for ranking window functions. |
- class stupidb.functions.ranking.core.RankingAggregate(order_by_values)[source]¶
Base ranking aggregation class.
- class stupidb.functions.ranking.core.RankingAggregator(order_by_values, aggregate_type)[source]¶
Custom aggregator for ranking window functions.
This aggregator is required for ranking functions because ranking functions take no arguments, but need access to the rows produced by the ordering key.
See also
stupidb.navigation.NavigationAggregator
,stupidb.associative.SegmentTree