The parser was never built to handle kilobytes of query text :)
It will be terribly inefficient to parse and plan that query.
You should use parameters anyway and not literal values.
> match ( e:Entity) where e.key in {keys}
Also I don't think this query will be very efficient as it has to go to the
index 3000 times.
What is the actual use-case?
Michael
> Am 29.04.2015 um 10:05 schrieb Mike Holdsworth <[email protected]>:
>
> Neo4j 2.1.7 Java 8
>
> When executing a cypher query with ~3000 arguments, passed as an in clause,
> the query fails. Reducing the java stack space (-Xss256) causes the error to
> occur with ~500 args
>
> match ( e:Entity) where e.key in [ "", "some 3k", "different args", "",
> .......]
>
>
> Internals of Neo4j are doing some a recursive call and running out of stack
> space. Is this by design? Is there a better way to pass large arrays to use
> as args?
>
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter.apply(Rewritable.scala:137)
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter$$anonfun$1.apply(Rewritable.scala:137)
> at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
> at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
> at
> scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48)
> at
> scala.collection.mutable.ListBuffer.$plus$plus$eq(ListBuffer.scala:176)
> at
> scala.collection.mutable.ListBuffer.$plus$plus$eq(ListBuffer.scala:45)
> at
> scala.collection.TraversableOnce$class.to(TraversableOnce.scala:273)
> at scala.collection.AbstractIterator.to(Iterator.scala:1157)
> at
> scala.collection.TraversableOnce$class.toList(TraversableOnce.scala:257)
> at scala.collection.AbstractIterator.toList(Iterator.scala:1157)
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter.apply(Rewritable.scala:137)
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter$$anonfun$1.apply(Rewritable.scala:137)
> at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
> at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
> at
> scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48)
> at
> scala.collection.mutable.ListBuffer.$plus$plus$eq(ListBuffer.scala:176)
> at
> scala.collection.mutable.ListBuffer.$plus$plus$eq(ListBuffer.scala:45)
> at
> scala.collection.TraversableOnce$class.to(TraversableOnce.scala:273)
> at scala.collection.AbstractIterator.to(Iterator.scala:1157)
> at
> scala.collection.TraversableOnce$class.toList(TraversableOnce.scala:257)
> at scala.collection.AbstractIterator.toList(Iterator.scala:1157)
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter.apply(Rewritable.scala:137)
> at
> org.neo4j.cypher.internal.compiler.v2_1.bottomUp$BottomUpRewriter$$anonfun$1.apply(Rewritable.scala:137)
>
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