38 lines
1.3 KiB
SQL
38 lines
1.3 KiB
SQL
-- Lessons are teaching content only (text, images, audio, video, thumbnail).
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-- Question sets remain linked to practices, not lessons.
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ALTER TABLE sub_module_lessons
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ADD COLUMN IF NOT EXISTS title VARCHAR(255),
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ADD COLUMN IF NOT EXISTS description TEXT,
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ADD COLUMN IF NOT EXISTS thumbnail TEXT,
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ADD COLUMN IF NOT EXISTS teaching_text TEXT,
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ADD COLUMN IF NOT EXISTS teaching_image_url TEXT,
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ADD COLUMN IF NOT EXISTS teaching_audio_url TEXT,
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ADD COLUMN IF NOT EXISTS teaching_video_url TEXT;
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UPDATE sub_module_lessons sml
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SET
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title = qs.title,
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description = qs.description
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FROM question_sets qs
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WHERE sml.question_set_id IS NOT NULL
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AND qs.id = sml.question_set_id;
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UPDATE sub_module_lessons
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SET title = 'Lesson'
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WHERE title IS NULL OR trim(title) = '';
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UPDATE sub_module_lessons
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SET teaching_video_url = intro_video_url
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WHERE intro_video_url IS NOT NULL;
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ALTER TABLE sub_module_lessons DROP CONSTRAINT IF EXISTS sub_module_lessons_question_set_id_fkey;
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ALTER TABLE sub_module_lessons DROP CONSTRAINT IF EXISTS sub_module_lessons_question_set_id_key;
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ALTER TABLE sub_module_lessons DROP COLUMN IF EXISTS question_set_id;
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ALTER TABLE sub_module_lessons DROP COLUMN IF EXISTS intro_video_url;
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ALTER TABLE sub_module_lessons
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ALTER COLUMN title SET NOT NULL,
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ALTER COLUMN title SET DEFAULT 'Lesson';
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