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@comunica/utils-query-operation
estimateUnionCardinality
Function estimateUnionCardinality
estimateUnionCardinality
(
input
:
BaseOperation
[]
,
dataset
:
IDataset
,
)
:
Promise
<
QueryResultCardinality
>
Estimate the cardinality of a union, using a sum of the individual input cardinalities.
Parameters
input
:
BaseOperation
[]
dataset
:
IDataset
Returns
Promise
<
QueryResultCardinality
>
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Estimate the cardinality of a union, using a sum of the individual input cardinalities.