Answers for "foreign key trong mysql"

SQL
1

mysql how to truncate table with foreign keys

SET FOREIGN_KEY_CHECKS = 0;

TRUNCATE table1;

SET FOREIGN_KEY_CHECKS = 1;
Posted by: Guest on March-06-2021
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

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