Consider the following database composed of two tables. PLAY PLAY_CODE PLAY_NAME DIR_NUM 1001 Cat On a Cold, Bare Roof 102 1002 Hold the Mayo, Pass the Bread 101 1003 I Never Promised You Coffee 102 1004 Silly Putty Goes To Washington 100 1005 See No Sound, Hear No Sight 101 1006 Starstruck in Biloxi 103 1007 Stranger In Parrot Ice 101 DIRECTOR DIR_NUM DIR_FNAME DIR_LNAME DIR_DOB 100 Sean Broadway 1/12/65 101 Josh Hollywoody 11/18/53 102 Will Goofy 6/21/62 Identify the following keys by filling in the blanks, enter N/A if you think it's not applicable. Play entity: Primary Key: ? , Foreign Key: ? Director entity: Primary Key: ? , Foreign Key: ?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Consider the following database composed of two tables.

PLAY

PLAY_CODE

PLAY_NAME

DIR_NUM

1001

Cat On a Cold, Bare Roof

102

1002

Hold the Mayo, Pass the Bread

101

1003

I Never Promised You Coffee

102

1004

Silly Putty Goes To Washington

100

1005

See No Sound, Hear No Sight

101

1006

Starstruck in Biloxi

103

1007

Stranger In Parrot Ice

101

DIRECTOR

DIR_NUM

DIR_FNAME

DIR_LNAME

DIR_DOB

100

Sean

Broadway

1/12/65

101

Josh

Hollywoody

11/18/53

102

Will

Goofy

6/21/62

 

Identify the following keys by filling in the blanks, enter N/A if you think it's not applicable.

Play entity: Primary Key:  ? ,   Foreign Key: ?

Director entity: Primary Key: ?  ,     Foreign Key: ? 

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