Relational Algebra

The database you will use for this assignment contains information related to Major League Baseball (MLB) about players, teams, and games. The relations are: Players(playerlD, playerName, team, position, birthYear) playerlD is a player identifier used in MLB, and all players throughout the history of baseball have a unique ID playerName is player's name team is the name of the MLB team the player is currently playing on (or the last team the player played for if they are not currently playing) position is the position of the player birthYear is the year that player was born Teams(teamID, teamName, home, leagueName) teamlD is a unique ID internal to MLB. teamName is the name of the team home is the home city of the team leagueName is the league the team is in, i.e. either "National" or "American", which stands for "National League" and "American League", respectively Games(gamelD, home TeamID, guestTeamID, date) . game!D is a unique ID used internally in MLB homeTeamID is the ID of the hometeam guestTeamID is the ID of the visiting team date is the date of the game. A sample instance of this database is given at the end of this homework handout. Since it is just one instance of the database designed to give you some intuition, you should not "customize your answer to work only with this instance