Method: ConceptQL::Operators::Drg#query

Defined in:
lib/conceptql/operators/drg.rb

#query(db) ⇒ Object 



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# File 'lib/conceptql/operators/drg.rb', line 14

def query(db)
  costs = super(db).select(:procedure_occurrence_id)
  db[:procedure_occurrence].where(procedure_occurrence_id: costs)
end