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able: Queries +-------------+---------+ | Column Name | Type | +-------------+---------+ | query_name | varchar | | result | varchar | | position | int | | rating | int | +-------------+---------+ There is no primary key for this table, it may have duplicate rows. This table contains information collected from some queries on a database. The position column has a value from 1 to 500. The rating ..

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Table: Views +---------------+---------+ | Column Name | Type | +---------------+---------+ | article_id | int | | author_id | int | | viewer_id | int | | view_date | date | +---------------+---------+ There is no primary key for this table, it may have duplicate rows. Each row of this table indicates that some viewer viewed an article (written by some author) on some date. Note that equal autho..