Answers for "how to link tables using foreign key mysql"

drop foreign key

ALTER TABLE table_name
DROP CONSTRAINT fk_name;

Posted by: Guest on June-04-2020

mysql alter add foreign key

ALTER TABLE ordenes ADD ticket VARCHAR(50) NOT NULL;
ALTER TABLE ordenes ADD CONSTRAINT fk_ticket FOREIGN KEY (ticket) REFERENCES tickets(ticket);

Posted by: Guest on October-19-2020

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