tailieunhanh - Beginning Database Design- P24

Beginning Database Design- P24:This book focuses on the relational database model from a beginning perspective. The title is, therefore, Beginning Database Design. A database is a repository for data. In other words, you can store lots of information in a database. A relational database is a special type of database using structures called tables. Tables are linked together using what are called relationships. You can build tables with relationships between those tables, not only to organize your data, but also to allow later retrieval of information from the database | Exercise Answers MUSICIAN_ID INTEGER FOREIGN KEY REFERENCES MUSICIAN WITH NULL DATE DATE NOT NULL TEXT MEMO NOT NULL The Microsoft Access MEMO datatype is used to represent very large strings. Exercise 2 solution CREATE TABLE INSTRUMENT INSTRUMENT_ID SECTION_ID INTEGER PRIMARY KEY NOT NULL INTEGER FOREIGN KEY REFERENCES INSTRUMENT WITH NULL INSTRUMENT CHAR VARYING 32 NOT NULL CREATE TABLE MUSICIAN MUSICIAN_ID INTEGER PRIMARY KEY NOT NULL MUSICIAN CHAR VARYING 32 NOT NULL PHONE CHAR VARYING 32 NULL EMAIL CHAR VARYING 32 NULL CREATE TABLE GENRE GENRE_ID INTEGER PRIMARY KEY NOT NULL PARENT_ID INTEGER FOREIGN KEY REFERENCES GENRE WITH NULL GENRE CHAR VARYING 32 NOT NULL CREATE TABLE BAND BAND_ID INTEGER PRIMARY KEY NOT NULL BAND CHAR VARYING 32 NOT NULL FOUNDING_DATE DATE NOT NULL CREATE TABLE ADVERTISEMENT ADVERTISEMENT_ID INTEGER PRIMARY KEY NOT NULL DATE DATE NOT NULL TEXT MEMO NOT NULL CREATE TABLE DISCOGRAPHY DISCOGRAPHY_ID INTEGER PRIMARY KEY NOT NULL CD_NAME CHAR VARYING 32 NOT NULL RELEASE_DATE DATE NULL PRICE MONEY NULL CREATE TABLE MERCHANDISE 433 Appendix A MERCHANDISE_ID INTEGER PRIMARY KEY NOT NULL TYPE CHAR VARYING 32 NOT NULL PRICE MONEY NOT NULL CREATE TABLE SHOW_VENUE SHOW_ID INTEGER PRIMARY KEY NOT NULL LOCATION CHAR VARYING 32 NOT NULL ADDRESS_LINE_1 CHAR VARYING 32 NOT NULL ADDRESS_LINE_2 CHAR VARYING 32 NULL TOWN CHAR VARYING 32 NOT NULL ZIP NUMBER 5 NULL POSTAL_CODE CHAR VARYING 32 NULL COUNTRY CHAR VARYING 32 NULL DIRECTIONS MEMO NULL PHONE CHAR VARYING 32 NULL SHOW_DATE DATE NOT NULL SHOW_TIME CHAR VARYING 16 NOT NULL VENUE is changed to LOCATION CREATE TABLE FACT FACT_ID INTEGER NOT NULL SHOW_ID INTEGER FOREIGN KEY REFERENCES SHOW WITH NULL MUSICIAN_ID INTEGER FOREIGN KEY REFERENCES MUSICIAN WITH NULL BAND_ID INTEGER FOREIGN KEY REFERENCES BAND WITH NULL ADVERTISEMENT_ID INTEGER FOREIGN KEY REFERENCES WITH NULL ADVERTISEMENT DISCOGRAPHY_ID INTEGER FOREIGN KEY REFERENCES WITH NULL DISCOGRAPHY MERCHANDISE_ID INTEGER FOREIGN KEY REFERENCES WITH .

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