title: Neo4j index on relationship property
body: <p>Is it possible in Neo4j to create an index on relationship property? Right now I faced a very poor performance over comparison/filtering operations on relationship property value. This is the example of my issue <a href="https://stackoverflow.com/questions/47749396/neo4j-cypher-count-query-performance-optimizaztion">Neo4j Cypher count query performance optimizaztion</a></p>