COUNT(distinct CASE WHEN event_name = 'home_view' THEN user_id END ) AS home_view, COUNT(distinct CASE WHEN event_name = 'product_search' THEN user_id END ) AS product_search, COUNT(DISTINCT CASE WHEN ...
-- Given is user login table for , identify dates where a user has logged in for 5 or more consecutive days. -- Return the user id, start date, end date and no of consecutive days, sorting based on ...
Microbial population growth is typically measured when cells can be directly observed, or when death is rare. However, neither of these conditions hold for the mammalian gut microbiota, and, therefore ...
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