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Database: Add query to get composers of work

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This commit is contained in:
Elias Projahn 2020-03-22 15:59:23 +01:00
parent b414655a56
commit 6cc110c76c
1 changed files with 5 additions and 0 deletions
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5
lib/database.moor
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@ -68,6 +68,11 @@ SELECT * FROM works WHERE part_of = :id ORDER BY part_index;
-- SELECT DISTINCT A.* FROM works A, works B ON A.id = B.part_of
-- WHERE A.composer = :id OR B.composer = :id;
composersByWork:
SELECT DISTINCT persons.* FROM persons
JOIN works ON works.composer = persons.id
WHERE works.id = :id OR works.part_of = :id;
instrumentsByWork:
SELECT instruments.* FROM instrumentations
JOIN instruments ON instrumentations.instrument=instruments.id