DROP TABLE TEAMPLAYER cascade;
DROP TABLE PLAYER cascade;
DROP TABLE TEAM cascade;
DROP TABLE LEAGUE cascade;

CREATE TABLE PLAYER
(
    PLAYER_ID VARCHAR(255) PRIMARY KEY,
    NAME VARCHAR(255),
    POSITION VARCHAR(255),
    SALARY DOUBLE PRECISION NOT NULL,
    VERSION   DECIMAL(19)  NOT NULL
);

CREATE TABLE LEAGUE
(
    LEAGUE_ID VARCHAR(255) PRIMARY KEY,
    NAME VARCHAR(255),
    SPORT VARCHAR(255),
    VERSION   DECIMAL(19)  NOT NULL
);

CREATE TABLE TEAM
(
    TEAM_ID VARCHAR(255) PRIMARY KEY,
    CITY VARCHAR(255),
    NAME VARCHAR(255),
    LEAGUE_ID VARCHAR(255),
    VERSION   DECIMAL(19)  NOT NULL,
    FOREIGN KEY (LEAGUE_ID)   REFERENCES LEAGUE (LEAGUE_ID)
);

CREATE TABLE TEAMPLAYER
(
    PLAYER_ID VARCHAR(255),
    TEAM_ID VARCHAR(255),
    CONSTRAINT PK_TEAMPLAYER PRIMARY KEY (PLAYER_ID, TEAM_ID),
    FOREIGN KEY (TEAM_ID)   REFERENCES TEAM (TEAM_ID),
    FOREIGN KEY (PLAYER_ID)   REFERENCES PLAYER (PLAYER_ID)
);

commit;