4 lines
329 B
SQL
4 lines
329 B
SQL
-- Place your SQL code here
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ALTER TABLE vn.worker ADD businessFk int(11) DEFAULT NULL NULL;
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ALTER TABLE vn.worker ADD CONSTRAINT worker_business FOREIGN KEY (businessFk) REFERENCES postgresql.business(business_id) ON DELETE RESTRICT ON UPDATE CASCADE;
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ALTER TABLE vn.worker ADD CONSTRAINT worker_business UNIQUE KEY (businessFk); |