统计问题

lib/tasks/statistic_subject_info.rake

@@ -10,7 +10,7 @@ namespace :subjects do
     column_value = "subject_id, study_count, course_study_count, initiative_study, passed_count, course_used_count, " +
         "school_used_count, created_at, updated_at"
     subjects.find_in_batches(batch_size: 50) do |s|
-      Parallel.each(s, in_processes: 4) do |subject|
+      Parallel.each_with_index(s, in_processes: 4) do |subject, index|
         puts("---------------------data_statistic: #{subject.id}")
         Rails.logger.info("---------------------data_statistic: #{subject.id}")
         data = Subjects::DataStatisticService.new(subject)
@@ -23,7 +23,7 @@ namespace :subjects do
             "#{data.passed_count}, #{data.course_used_count}, #{data.school_used_count}, " +
             "'#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')")
         buffer_size += 1
-        if buffer_size == 1000
+        if buffer_size == 1000 || (index +1) == data.size
           sql = "REPLACE INTO subject_records(#{column_value}) VALUES #{str}"
           puts sql
           ActiveRecord::Base.connection.execute sql
@@ -55,14 +55,14 @@ namespace :subjects do
         puts("---------------------course_info_statistic: #{subject.id}")
         Rails.logger.info("---------------------course_info_statistic: #{subject.id}")
         data = Subjects::CourseUsedInfoService.call(subject)
-        Parallel.map(data) do |key|
+        Parallel.map_with_index(data) do |key, index|
           next if key[:school_id].nil?
           str += ", " unless str.empty?
           str += ("(#{subject.id}, #{key[:school_id]}, '#{key[:school_name]}', #{key[:course_count]}, " +
               "#{key[:student_count]}, #{key[:choice_shixun_num]}, #{key[:choice_shixun_frequency]}, " +
               "'#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')")
           buffer_size += 1
-          if buffer_size == 1000
+          if buffer_size == 1000 || (index + 1) == data.size
             sql = "REPLACE INTO subject_course_records(#{column_value}) VALUES #{str}"
             puts sql
             ActiveRecord::Base.connection.execute sql
@@ -90,11 +90,11 @@ namespace :subjects do
     column_value = "subject_id, shixun_id, stage, shixun_name, challenge_count, course_count, " +
         "school_count, used_count, passed_count, evaluate_count, passed_ave_time, created_at, updated_at"
     subjects.find_in_batches(batch_size: 50) do |s|
-      Parallel.each(s, in_processes: 4) do |subject|
+      Parallel.each_with_index(s, in_processes: 4) do |subject|
         puts("---------------------shixun_info_statistic: #{subject.id}")
         Rails.logger.info("---------------------shixun_info_statistic: #{subject.id}")
         data = Subjects::ShixunUsedInfoService.call(subject)
-        data.each do |key|
+        data.each_with_index do |key, index|
           next if key[:shixun_id].nil?
           str += ", " unless str.empty?
           str += ("(#{subject.id}, #{key[:shixun_id]}, '#{key[:stage]}', '#{key[:name]}', #{key[:challenge_count]}, " +
@@ -102,7 +102,7 @@ namespace :subjects do
               "#{key[:evaluate_count]}, #{key[:passed_ave_time]}, " +
               "'#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')")
           buffer_size += 1
-          if buffer_size == 1000
+          if buffer_size == 1000 || (index+1) == data.size
             sql = "REPLACE INTO subject_shixun_infos(#{column_value}) VALUES #{str}"
             puts sql
             ActiveRecord::Base.connection.execute sql
@@ -131,7 +131,7 @@ namespace :subjects do
         "code_line_count, evaluate_count, cost_time, created_at, updated_at"
 
     subjects.find_in_batches(batch_size: 50) do |s|
-      Parallel.each(s, in_processes: 4) do |subject|
+      Parallel.each_with_index(s, in_processes: 4) do |subject, index|
         puts("---------------------user_info_statistic: #{subject.id}")
         data = Subjects::UserUsedInfoService.call(subject)
         data.each do |key|
@@ -141,7 +141,7 @@ namespace :subjects do
               "#{key[:passed_games_count]}, #{key[:code_line_count]}, #{key[:evaluate_count]}, #{key[:cost_time]}, " +
               "'#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')")
           buffer_size += 1
-          if buffer_size == 1000
+          if buffer_size == 1000 || (index+1 == data.size)
             sql = "REPLACE INTO subject_user_infos(#{column_value}) VALUES #{str}"
             ActiveRecord::Base.connection.execute sql
             str = ""