feat (networks/copilot): Cypher examples for copilot

networks/symptom-disease/mapping-transforming/10-copilot/symptom-disease.cypher

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+// Cypher Code
+
+// The name of the command to create a node is CREATE
+
+// The complete statement to create a node is CREATE (n:Label {property1: value1, property2: value2, ...})
+
+// Create a node of a Disease type and a name "Diabetes Mellitus"
+CREATE (d:Disease {name: "Diabetes Mellitus"})
+
+// Create a node of a Symptom type and a name "Obesity"
+CREATE (s:Symptom {name: "Obesity"})
+
+// Connect the previous two nodes with a Has relationship
+MATCH (d:Disease {name: "Diabetes Mellitus"}), (s:Symptom {name: "Obesity"})
+CREATE (d)-[:Has]->(s)
+
+// Improved code
+MATCH (d:Disease {name: "Diabetes Mellitus"})
+MATCH (s:Symptom {name: "Obesity"})
+CREATE (d)-[:Has]->(s)
+
+// Query the database to see the results
+MATCH (d:Disease)-[r:Has]->(s:Symptom)
+RETURN d, r, s
+
+// CSV Table of Diseases
+MeSH Disease ID,MeSH Disease Term,OMIM Disease ID
+MESH:D015464,"Leukemia, Myelogenous, Chronic, BCR-ABL Positive",OMIM:608232
+MESH:D018860,Sneddon Syndrome,OMIM:182410
+MESH:C535729,Dyschromatosis symmetrica hereditaria 1,OMIM:127400
+MESH:C535607,Aicardi-Goutieres syndrome,OMIM:615010
+
+// Load the CSV table from the given URL
+LOAD CSV WITH HEADERS FROM 'https://raw.githubusercontent.com/datasci4health/datasci4health.github.io/master/networks/symptom-disease/mapping-transforming/04-prepared/diseases.csv' AS row
+// Create a node for each row in the CSV table
+CREATE (:Disease {
+  MeSH_Disease_ID: row.`MeSH Disease ID`,
+  MeSH_Disease_Term: row.`MeSH Disease Term`,
+  OMIM_Disease_ID: row.`OMIM Disease ID`
+})
+
+// Query the database to see the resulting graph of the last table
+MATCH (d:Disease)
+RETURN d
+