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@ -105,7 +105,7 @@ class CoursesController < ApplicationController
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def course_videos
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def course_videos
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course_videos = @course.course_videos
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course_videos = @course.course_videos
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course_videos = course_videos.joins("
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course_videos = course_videos.joins("
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LEFT JOIN videos ON course_videos.video_id = videos.id
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JOIN videos ON course_videos.video_id = videos.id
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LEFT JOIN (
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LEFT JOIN (
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SELECT watch_course_videos.course_video_id,
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SELECT watch_course_videos.course_video_id,
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SUM(watch_course_videos.total_duration) AS total_duration,
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SUM(watch_course_videos.total_duration) AS total_duration,
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