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September 28, 2015 13:28
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Create a meta model of nodes and relationship already in Neo4J.
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| MATCH (n1)-[r]->(n2) | |
| WITH labels(n1) AS node1_labels, type(r) AS relation_type, labels(n2) AS node2_labels | |
| UNWIND node1_labels as node1_label | |
| UNWIND node2_labels as node2_label | |
| MERGE (n1:Meta_Node {name: node1_label}) | |
| MERGE (n2:Meta_Node {name: node2_label}) | |
| MERGE (n1)-[:META_RELATIONSHIP {name:relation_type}]->(n2) |
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| MATCH (node:Meta_Node)-[r]-() | |
| RETURN node, r |
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