Files
owlibou_tavern/database/main/trg_requirement_check_attr_insert.sql

11 lines
317 B
SQL

CREATE TRIGGER trg_requirement_check_attr_insert
BEFORE INSERT ON requirement
WHEN NEW.req_type = 'ATTR_MIN'
BEGIN
SELECT CASE
WHEN NEW.req_id IS NULL OR NOT EXISTS (SELECT 1 FROM attribute WHERE id = NEW.req_id)
THEN RAISE(ABORT, 'requirement.req_id must reference attribute.id for ATTR_MIN')
END;
END;