calc_func_dependencies_for_aggregate

datafusion_expr::logical_plan::plan

Function calc_func_dependencies_for_aggregate 

Source 
fn calc_func_dependencies_for_aggregate(
    group_expr: &[Expr],
    input: &LogicalPlan,
    aggr_schema: &DFSchema,
) -> Result<FunctionalDependencies>
Expand description

Calculates functional dependencies for aggregate expressions.