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AggregationContext

qualia_core_db::sparql_library::sparql_aggregates

Struct AggregationContext 

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#[repr(C)]
pub struct AggregationContext {
    pub groups: [(GroupKey, [AggregateAccumulator; 16]); 64],
    pub group_count: u8,
    pub aggregates_spec: [AggregateSpec; 16],
    pub aggregate_count: u8,
}
Expand description

Aggregation context

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§groups: [(GroupKey, [AggregateAccumulator; 16]); 64]§group_count: u8§aggregates_spec: [AggregateSpec; 16]§aggregate_count: u8

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impl AggregationContext

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pub fn new(aggregates_spec: &[AggregateSpec], aggregate_count: u8) -> Self

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pub fn find_or_create_group(&mut self, key: GroupKey) -> Result<usize, String>

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pub fn add_values_to_group(&mut self, group_idx: usize, row: &BindingRow)

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