-- -- Database: Derby -- Schema for JDBC Realm -- start CREATE TABLE usertable (userid VARCHAR(15) NOT NULL, password varchar(32) NOT NULL, PRIMARY KEY(userid)); CREATE TABLE grouptable(userid VARCHAR(15)NOT NULL, groupid VARCHAR(20) NOT NULL, PRIMARY KEY(userid)); ALTER TABLE grouptable ADD CONSTRAINT fk_userid FOREIGN KEY(userid) REFERENCES usertable(userid) ON DELETE CASCADE; INSERT INTO usertable VALUES('venu','venu123'); INSERT INTO usertable VALUES('testuser','testpassword'); INSERT INTO usertable VALUES('j2ee','j2ee'); INSERT INTO grouptable VALUES('venu','Management'); INSERT INTO grouptable VALUES('testuser','Management'); -- end