turn on foreign key in mysql mariadb code example
Example 1: create table in mysql mariadb primary key foreign key
CREATE TABLE IF NOT EXISTS `scores` (
`ID` int(11) NOT NULL AUTO_INCREMENT,
UserId int(11) NOT NULL,
`NICKNAME` varchar(50) NOT NULL,
`HIGHSCORE` int(11) NOT NULL,
PRIMARY KEY (`ID`),
FOREIGN KEY (UserId) REFERENCES USER(Id)
);
Example 2: alter table add foreign key mariadb example
alter table caixa add foreign key (idcaixafluxo) references caixafluxo (idcaixafluxo);