Q1. Please write SQL codes to create below reservation database table based on the previous slide (slide 19) Video E-R Modling Diagram                 child table RESERVATION 1. Reservation table is a child table, and the member_id column is a foreign key column which references member table’s member_id primary key column. 2. Reservation table is a child table, and the reserve_date and member_id columns are combined together as a composite primary key column.

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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Q1. Please write SQL codes to create below reservation database table based on the previous slide (slide 19) Video E-R Modling Diagram

                child table

RESERVATION

1. Reservation table is a child table, and the member_id column is a foreign key column which references member table’s member_id primary key column.

2. Reservation table is a child table, and the reserve_date and member_id columns are combined together as a composite primary key column.

 

DESC reservation

Name Null? Type
reserve_date NOT NULL DATE
member_ID NOT NULL NUMBER(4, 0)
title_ID NOT NULL NUMBER(3, 0)

 

RESERVATION
MEMBER
DVD
Each reservation must be related to one and only one member.
Each member may have one or many reservations.
Each reservation must be related to one and only one dvd.
Each dvd may be related to one or many reservations.
Transcribed Image Text:RESERVATION MEMBER DVD Each reservation must be related to one and only one member. Each member may have one or many reservations. Each reservation must be related to one and only one dvd. Each dvd may be related to one or many reservations.
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