dr0zd
44 lines
705 B
SQL
44 lines
705 B
SQL
create schema raw;
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create schema core;
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create schema dm;
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create table raw.users(
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id INT,
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name varchar(50),
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age INT,
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email varchar(50),
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registration_date date
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)
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distributed by (id);
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create table raw.courses (
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id INT,
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title text,
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category varchar(40),
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created_at date
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)
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distributed by (id);
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create table raw.lessons (
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id INT,
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course_id INT,
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title TEXT,
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duration_min INT
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)
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distributed by (course_id);
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create table raw.enrollments (
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id INT,
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user_id INT,
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course_id INT,
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enrolled_at date
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)
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distributed by (user_id);
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create table raw.lessons_views(
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id int,
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user_id int,
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lesson_id int,
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viewed_at timestamp
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)
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distributed by (user_id) |