10 lines
484 B
SQL
10 lines
484 B
SQL
ALTER TABLE attachments DROP CONSTRAINT attachments_message_id_fkey;
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ALTER TABLE messages ALTER COLUMN id DROP DEFAULT;
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ALTER TABLE messages ALTER COLUMN id TYPE uuid USING gen_random_uuid();
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ALTER TABLE messages ALTER COLUMN id SET DEFAULT gen_random_uuid();
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ALTER TABLE attachments ALTER COLUMN message_id TYPE uuid USING gen_random_uuid();
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ALTER TABLE attachments ADD CONSTRAINT attachments_message_id_fkey
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FOREIGN KEY (message_id) REFERENCES messages(id) ON DELETE CASCADE;
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