add

lib/src/csv_importer.rb

@@ -6,6 +6,7 @@ class CSVImporter
   NAME_DOMAIN = '192.168.1.156'.freeze
   FTP_USERNAME = 'training'.freeze
   FTP_PASSWORD = 'training'.freeze
+
   def initialize(logger)
     @logger = logger
     @extracting_directory = Rails.root.join('lib', 'csv')
@@ -72,7 +73,7 @@ class CSVImporter
         industry_job_relationship = IndustryJob.where(job_id: job.id, industry_id: industries_relationship.ids)
         next if industry_job_relationship.present?
 
-        job.industries << industries_relationship
+        job.industries << industries_relationship if industry_job_relationship.blank?
 
         location_data = row["work place"]
         location = location_data.gsub('["', '').gsub('"]', '')
@@ -82,7 +83,7 @@ class CSVImporter
         location_job_relationship = CityJob.where(job_id: job.id ,city_id: location_relationship.ids)
         next if location_job_relationship.present?
 
-        job.cities << location_relationship
+        job.cities << location_relationship if location_job_relationship.blank?
 
       rescue StandardError => e
         @logger.error e.message