优化时间课程

lib/tasks/statistic_subject_info.rake

@@ -24,7 +24,7 @@ namespace :subjects do
             "'#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')")
         puts "index: #{index}; worker_number: #{Parallel.worker_number}"
         puts "####str: #{str}"
-        if buffer_size == 1000 || subject == s.last
+        if str.size == 100 || subject == s.last
           sql = "REPLACE INTO subject_records(#{column_value}) VALUES #{str.uniq.join(",")}"
           puts sql
           ActiveRecord::Base.connection.execute sql