Answers for "what column to put foreign key"

SQL
4

add constraint fk

ALTER TABLE Orders
ADD CONSTRAINT FK_PersonOrder
FOREIGN KEY (PersonID) REFERENCES Persons(PersonID);
Posted by: Guest on September-02-2020
0

create table mysql with foreign key

CREATE TABLE Orders (
    OrderID int NOT NULL,
    OrderNumber int NOT NULL,
    PersonID int,
    PRIMARY KEY (OrderID),
    FOREIGN KEY (PersonID) REFERENCES Persons(PersonID)
);
Posted by: Guest on November-03-2020

Code answers related to "what column to put foreign key"

Code answers related to "SQL"

Browse Popular Code Answers by Language