how to use foreign key in java

how to use foreign key in java

I have two tables in my MySQL database, which were created like this: CREATE TABLE table1 ( id int auto_increment, first name varchar(10), primary key(id) ) CREATE TABLE table2 ( id_fk int, last varchar(30), CONSTRAINT fkid FOREIGN KEY(idfk) REFERENCES table1(id) ON DELETE CASCADE ) The point is that table2 has a foreign key referencing the primary key in table1 when im inserting in table1 it is ok ex:1. ravi I would like to add entries to both of the tables within one transaction how it is passible please explain with code thank u

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