내역 정리

import.cypher

@@ -0,0 +1,92 @@
+-- 1. (Optional) Clean up the database
+MATCH (n) DETACH DELETE n;
+
+-- 2. Create indexes for faster matching
+CREATE INDEX ON :JobType(id);
+CREATE INDEX ON :ObjectType(id);
+CREATE INDEX ON :Job(id);
+CREATE INDEX ON :Object(id);
+CREATE INDEX ON :MgmtStatus(id);
+
+-- 3. Create Nodes from CSV files
+
+-- Job Types
+LOAD CSV FROM '/data/job_types.csv' WITH HEADER AS row
+CREATE (n:JobType {
+  id: row.id, 
+  name: row.name, 
+  standard_duration: toInteger(row.standard_duration), 
+  standard_cost: toInteger(row.standard_cost)
+});
+
+-- Object Types
+LOAD CSV FROM '/data/object_types.csv' WITH HEADER AS row
+CREATE (n:ObjectType {
+  id: row.id, 
+  name: row.name, 
+  category: row.category
+});
+
+-- Job Instances
+LOAD CSV FROM '/data/jobs.csv' WITH HEADER AS row
+CREATE (n:Job {
+  id: toInteger(row.id), 
+  name: row.name, 
+  duration: toInteger(row.duration), 
+  cost: toInteger(row.cost), 
+  job_no: row.job_no
+});
+
+-- Object Instances
+LOAD CSV FROM '/data/objects.csv' WITH HEADER AS row
+CREATE (n:Object {
+  id: row.id, 
+  name: row.name, 
+  obj_no: row.obj_no
+});
+
+-- Management Status Nodes
+LOAD CSV FROM '/data/mgmt_status.csv' WITH HEADER AS row
+CREATE (n:MgmtStatus {
+  id: row.id, 
+  type: row.type, 
+  status: row.status
+});
+
+
+-- 4. Create Relationships from relations.csv
+
+-- Job IS_A JobType
+LOAD CSV FROM '/data/relations.csv' WITH HEADER AS row
+WITH row WHERE row.type = 'IS_A' AND toIntegerOrNull(row.from_id) IS NOT NULL
+MATCH (from:Job {id: toInteger(row.from_id)})
+MATCH (to:JobType {id: row.to_id})
+CREATE (from)-[:IS_A]->(to);
+
+-- Object IS_A ObjectType
+LOAD CSV FROM '/data/relations.csv' WITH HEADER AS row
+WITH row WHERE row.type = 'IS_A' AND toIntegerOrNull(row.from_id) IS NULL
+MATCH (from:Object {id: row.from_id})
+MATCH (to:ObjectType {id: row.to_id})
+CREATE (from)-[:IS_A]->(to);
+
+-- Job PRECEDES Job
+LOAD CSV FROM '/data/relations.csv' WITH HEADER AS row
+WITH row WHERE row.type = 'PRECEDES'
+MATCH (from:Job {id: toInteger(row.from_id)})
+MATCH (to:Job {id: toInteger(row.to_id)})
+CREATE (from)-[:PRECEDES]->(to);
+
+-- Job REQUIRES Object
+LOAD CSV FROM '/data/relations.csv' WITH HEADER AS row
+WITH row WHERE row.type = 'REQUIRES'
+MATCH (from:Job {id: toInteger(row.from_id)})
+MATCH (to:Object {id: row.to_id})
+CREATE (from)-[:REQUIRES {quantity: toInteger(row.quantity), unit: row.unit}]->(to);
+
+-- Job HAS_STATUS MgmtStatus
+LOAD CSV FROM '/data/relations.csv' WITH HEADER AS row
+WITH row WHERE row.type = 'HAS_STATUS'
+MATCH (from:Job {id: toInteger(row.from_id)})
+MATCH (to:MgmtStatus {id: row.to_id})
+CREATE (from)-[:HAS_STATUS]->(to);