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create_aggregate_factory

laminar_sql::datafusion::aggregate_bridge

Function create_aggregate_factory 

Source 
pub fn create_aggregate_factory(
    ctx: &SessionContext,
    name: &str,
    column_indices: Vec<usize>,
    input_types: Vec<DataType>,
) -> Option<DataFusionAggregateFactory>
Expand description

Creates a DataFusionAggregateFactory for a named built-in aggregate.

Returns None if the function name is not recognized.