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Simple purge script for data pertaining to a specific participant

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Daniel Schick 2024-09-16 08:14:02 +02:00
parent 5ce866936d
commit 775fa3a7e2
1 changed files with 23 additions and 0 deletions
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misc/clear_entries_for_participant.sql Normal file
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DELETE FROM times WHERE
times.shipcall_id IN
(
SELECT s.id FROM shipcall s
JOIN shipcall_participant_map spm ON s.id = spm.shipcall_id
JOIN participant p ON spm.participant_id = p.id
WHERE p.id = 10
);
DELETE `history` FROM `history`
JOIN shipcall s on `history`.shipcall_id = s.id
JOIN shipcall_participant_map spm ON s.id = spm.shipcall_id
WHERE spm.participant_id = 10;
-- damit das hier funktioniert muss der FK in shipcall_participant_map von "RESTRICT" auf "SET NULL"
-- geändert werden
DELETE shipcall FROM shipcall
INNER JOIN shipcall_participant_map spm ON shipcall.id = spm.shipcall_id
JOIN participant p ON spm.participant_id = p.id
WHERE p.id = 10;
DELETE FROM shipcall_participant_map WHERE participant_id = 10;