HI,
I just want to see how cardinality estimation can be done
programmatically. whatever query or dataset it may be, but I want to see it
practically.
On Tue, Apr 12, 2022 at 4:33 PM [email protected] <[email protected]>
wrote:
> Hi
>
> Could you provide more detail about what you are after? The amount of
> triples that are scanned for a given SPARQL query can vary widely both
> based on the query and how that query gets optimised (which can be data
> dependent)
>
> I don’t think there is anything specifically exposed in the Jena APIs for
> this
>
> Rob
>
> From: Hashim Khan <[email protected]>
> Date: Tuesday, 12 April 2022 at 14:02
> To: [email protected] <[email protected]>
> Subject: cardinality estimation
> Hi,
> I would like to ask about any specific class or method in Jana which
> can return a value showing the estimated number of triples for a SPARQL
> query?
>
>
> Regards
> --
> *Hashim Khan*
>
--
*Hashim Khan*
