Module: Pacer::Core::Graph::VerticesRoute
- Defined in:
- lib/pacer-neo4j2/algo/cypher_transform.rb
Instance Method Summary collapse
- #cypher(query, elements_per_query = nil) ⇒ Object
- #raw_cypher(query, elements_per_query = nil) ⇒ Object
Instance Method Details
#cypher(query, elements_per_query = nil) ⇒ Object
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# File 'lib/pacer-neo4j2/algo/cypher_transform.rb', line 24 def cypher(query, elements_per_query = nil) raw_cypher(query, elements_per_query).paths end |
#raw_cypher(query, elements_per_query = nil) ⇒ Object
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# File 'lib/pacer-neo4j2/algo/cypher_transform.rb', line 15 def raw_cypher(query, elements_per_query = nil) reducer(element_type: :array). enter { Set[] }. leave { |x, a| x.nil? or (elements_per_query and a.length % elements_per_query == 0) }. reduce { |v, ids| ids << v.element_id }. map(element_type: :string) { |a| "start v=node(#{a.to_a.join(',')}) #{ query }"}. raw_cypher end |