ALTER TABLE vn.invoiceOut ADD COLUMN IF NOT EXISTS customsAgentFk INT(11) DEFAULT NULL AFTER siiTrascendencyInvoiceOutFk;
ALTER TABLE vn.invoiceOut ADD COLUMN IF NOT EXISTS incotermsFk varchar(3) DEFAULT NULL AFTER customsAgentFk;

ALTER TABLE vn.invoiceOut ADD CONSTRAINT invoiceOut_customsAgentFk FOREIGN KEY (customsAgentFk)
    REFERENCES vn.customsAgent (id) ON DELETE RESTRICT ON UPDATE CASCADE;

ALTER TABLE vn.invoiceOut ADD CONSTRAINT invoiceOut_incotermsFk FOREIGN KEY (incotermsFk)
    REFERENCES vn.incoterms (`code`) ON DELETE RESTRICT ON UPDATE CASCADE;

-- UPDATE vn.invoiceOut io
-- 		  JOIN vn.client c ON c.id = io.clientFk
--       JOIN vn.ticket t ON t.clientFk = c.id
-- 		  JOIN vn.address a ON a.id = t.addressFk
--     SET io.customsAgentFk = a.customsAgentFk,
--         io.incotermsFk = a.incotermsFk;