[
https://issues.apache.org/jira/browse/TINKERPOP-2325?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17090490#comment-17090490
]
ASF GitHub Bot commented on TINKERPOP-2325:
-------------------------------------------
spmallette commented on issue #1237:
URL: https://github.com/apache/tinkerpop/pull/1237#issuecomment-618326669
Nothing in sparql-gremlin has changed since this issue though I did have to
revert some of this change:
https://github.com/apache/tinkerpop/commit/d67f7c9c757bfeeaedec4d6650640c1cc4b0aed2#diff-73f3fdfa739b38b73256f2e3732bef23
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
> Generate traversals that will better yield index lookups with SPARQL
> --------------------------------------------------------------------
>
> Key: TINKERPOP-2325
> URL: https://issues.apache.org/jira/browse/TINKERPOP-2325
> Project: TinkerPop
> Issue Type: Improvement
> Components: sparql
> Affects Versions: 3.4.4
> Reporter: Stephen Mallette
> Assignee: Stephen Mallette
> Priority: Major
> Fix For: 3.5.0, 3.4.5
>
>
> The following simple bit of SPARQL generates a {{match()}} that wont easily
> be converted to further utilize indices.
> {code}
> gremlin> s.sparql("SELECT ?x WHERE { ?x v:name 'marko' }").explain()
> ==>Traversal Explanation
> ===========================================================================================================================================================================================
> Original Traversal [InjectStep([SELECT ?x WHERE { ?x v:name
> 'marko' }])]
> ConnectiveStrategy [D] [InjectStep([SELECT ?x WHERE { ?x v:name
> 'marko' }])]
> SparqlStrategy [D] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> MatchPredicateStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> FilterRankingStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> EarlyLimitStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> InlineFilterStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> IncidentToAdjacentStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> AdjacentToIncidentStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> RepeatUnrollStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> CountStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> PathRetractionStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> LazyBarrierStrategy [O] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> TinkerGraphCountStrategy [P] [GraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> TinkerGraphStepStrategy [P] [TinkerGraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> ProfileStrategy [F] [TinkerGraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> StandardVerificationStrategy [V] [TinkerGraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> Final Traversal [TinkerGraphStep(vertex,[]),
> MatchStep(AND,[[MatchStartStep(x), PropertiesStep([name],value),
> IsStep(eq(marko)), MatchEndStep]]), SelectOneStep(last,x)]
> {code}
> {{sparql-gremlin}} needs some improvements in this area.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
