Anton
25 lines
585 B
SQL
25 lines
585 B
SQL
DROP MATERIALIZED VIEW IF EXISTS dm.inactive_users_summary;
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CREATE MATERIALIZED VIEW dm.inactive_users_summary
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DISTRIBUTED BY (user_id)
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AS
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select
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du.user_id as user_id,
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du.name as user_name,
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du.email as email,
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du.age as age,
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COALESCE(e.enrollments_count, 0) as enrollments_count,
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du.registration_date as registration_date
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from
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core.dim_user du
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left join
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(select
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user_id,
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COUNT(*) as enrollments_count
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from
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core.enrollments
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group by
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user_id
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) e on du.user_id = e.user_id
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left join core.fact_lesson_views flv on du.user_id = flv.user_id
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where
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flv.user_id is null; |