You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@quickstep.apache.org by "Jess Balint (JIRA)" <ji...@apache.org> on 2018/05/29 16:16:00 UTC

[jira] [Commented] (QUICKSTEP-126) Bit-matrix-based join for Datalog

    [ https://issues.apache.org/jira/browse/QUICKSTEP-126?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16493777#comment-16493777 ] 

Jess Balint commented on QUICKSTEP-126:
---------------------------------------

any literature references for how this would be implemented?

> Bit-matrix-based join for Datalog
> ---------------------------------
>
>                 Key: QUICKSTEP-126
>                 URL: https://issues.apache.org/jira/browse/QUICKSTEP-126
>             Project: Apache Quickstep
>          Issue Type: New Feature
>            Reporter: Zuyu Zhang
>            Priority: Major
>
> We would like to support the following datalog query efficiently:
> {code:java}
> sameGeneration(x, y) :- parent(a, x), parent(a, y), x != y
> sameGeneration(x, y) :- sameGeneration(a, b), parent(a, x), parent(b, y){code}



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)