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Feat/lesson28 #643

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b62fb6b
feat adds query script
May 9, 2025
6e3960a
feat:adds meikostephens.sql script
May 9, 2025
98ed576
fix: removes files
May 9, 2025
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25 changes: 25 additions & 0 deletions lesson_28/db/db_app/src/main/resources/queries/meikostephens.sql
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Original file line number Diff line number Diff line change
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SELECT
COUNT(*) As count
FROM media_items
GROUP BY type;

SELECT
SUM(pages) as total_pages_checked_out
FROM checked_out_items c
JOIN media_items m
ON c.item_id = m.id;

SELECT
g.email,
g.name,
GROUP_CONCAT(c.item_id) AS checked_out_items
FROM
guests g
LEFT JOIN
checked_out_items c ON g.email = c.email
GROUP BY
g.email, g.name, g.type;