答复: A difficult data model with C*

Hi Vladimir Yudovin, Thank you very much for your detailed explaining. Maybe I didn't describe the requirement clearly. The use cases should be: 1. a user login our app. 2. show the recent ten movies watched by the user within 30 days. 3. the user can click any one of the ten movie and

A difficult data model with C*

Hi guys, We are maintaining a system for an on-line video service. ALL users' viewing records of every movie are stored in C*. So she/he can continue to enjoy the movie from the last point next time. The table is designed as below: CREATE TABLE recent ( user_name text, vedio_id