gistfile1.txt

$ ruby test.rb 
I, [2012-11-13T20:14:01.402000 #16322]  INFO -- : Starting local Neo4j using db /rahome/becker/test/db using Java::OrgNeo4jKernel::EmbeddedGraphDatabase
I, [2012-11-13T20:14:04.356000 #16322]  INFO -- : Neo4j has been shutdown using storage_path: /rahome/becker/test/db
CypherParserImpl.scala:46:in `parse': string matching regex `$' expected but `R' found

Think we should have better error message here? Help us by sending this query to [email protected].

Thank you, the Neo4j Team.

"    RELATE left-[r:interacts_with {type:'PDB'}]->right"
     ^
        from CypherParser.scala:44:in `parse'
        from ExecutionEngine.scala:61:in `apply'
        from ExecutionEngine.scala:61:in `apply'
        from LRUCache.scala:31:in `getOrElseUpdate'
        from ExecutionEngine.scala:61:in `prepare'
        from ExecutionEngine.scala:55:in `execute'
        from ExecutionEngine.scala:52:in `execute'
        from ExecutionEngine.java:63:in `execute'
        from NativeMethodAccessorImpl.java:-2:in `invoke0'
        from NativeMethodAccessorImpl.java:57:in `invoke'
        from DelegatingMethodAccessorImpl.java:43:in `invoke'
        from Method.java:616:in `invoke'
        from JavaMethod.java:455:in `invokeDirectWithExceptionHandling'
        from JavaMethod.java:316:in `invokeDirect'

test.rb

require 'neo4j-core'

n1=0
n2=1
interaction = "PDB"

Neo4j::Transaction.run do
  cypher = <<-CYP
    START left=node(#{n1}), right=node(#{n2})
    RELATE left-[r:interacts_with {type:'#{interaction}'}]->right
    RETURN r
  CYP
  Neo4j._query(cypher)
end