1 SQL Success Chapter 1 slides Stéphane Faroult
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1
SQL Success
Chapter 1 slides
Stéphane Faroult
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DATABASE
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Benjamin Franklin
Milk Street, Boston
Philadelphia
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Benjamin Franklin
Milk Street, Boston
$100
Philadelphia
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Benjamin Franklin
Milk Street, Boston
$100
17-JAN-1706
17-APR-1790 Philadelphia
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Benjamin Franklin
Milk Street, Boston
$100
17-JAN-1706
17-APR-1790 Philadelphia
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Benjamin Franklin
Milk Street, Boston
$100
17-JAN-1706
17-APR-1790 Philadelphia
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Flickr:Ed Kohler,Rocksee,Kiwanja,Walmart Stores,Christopher Rose, FrankBlackNoir
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DBMS DBMS DBMS
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DBMS DBMS DBMS
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DBMS DBMS DBMS
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DBMS DBMS DBMS
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CONTROL changes
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CONTROL changes
RETRIEVE data
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Edgar F. Codd 1923 - 2003
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Surname
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Surname Firstname
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Surname Firstname Birthdate
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Surname Firstname Birthdate Picture
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Surname Firstname Birthdate Picture
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OPERATEOPERATE on relations
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Birth year
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IS KEYKEY GOOD MODELLING
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Movie Title Country Year Director Starring
Citizen Kane US 1941 welles, o. Orson Welles, Joseph Cotten
La règle du jeu FR 1939 Renoir, J. Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest US 1959 HITCHCOCK, A. Cary Grant, Eva Marie Saint, James Mason
Singin' in the Rain US 1952 Donen/Kelly Gene Kelly, Debbie Reynolds, Donald O'Connor
Rear Window US 1954 HITCHCOCK, A. James Stewart, Grace Kelly
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Movie Title Director Country Year Starring
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
46 Flickr: Micky
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Surname Firstname Birthdate Picture
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Surname Firstname Birthdate Picture
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Surname Firstname Birthdate Picture
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Surname Firstname Birthdate Picture
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Movie Title Director Country Year Starring
Singin' in the Rain Donen/Kelly US 1952 Gene Kelly, Debbie Reynolds, Donald O'Connor
Citizen Kane welles, o. US 1941 Orson Welles, Joseph Cotten
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
La règle du jeu Renoir, J. FR 1939 Roland Toutain, Nora Grégor, Marcel Dalio, Jean Renoir
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
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Primary KeyPrimary Key
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Movie Title :
Director :
Actor:
Actor:
Actor:
Search
HITCHCOCK, A.
Search
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Enter number Enter name
JHON
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Movie Title Director Country Year Starring
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
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Movie Title Director Country Year Starring
North By Northwest Hitchcock, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
Rear Window Hitchcock, A. US 1954 James Stewart, Grace Kelly
Strangers on a Train Alfred Hitchcock US 1951 Farley Granger, Robert Walker
Movie Title Director Country Year Starring
North By Northwest HITCHCOCK, A. US 1959 Cary Grant, Eva Marie Saint, James Mason
Rear Window HITCHCOCK, A. US 1954 James Stewart, Grace Kelly
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Director _Firstname Director_Surname
Alfred HITCHCOCK
orson welles
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Director _Firstname Director_Surname
Alfred HITCHCOCK
orson welles
Director _Firstname Director_Surname
Alfred Hitchcock
Orson Welles
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Surname
Hitchcock
Welles
Directors
Firstname
Alfred
Orson
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Surname
Hitchcock
Welles
Born
1899
1915
Died
1980
1985
Directors
Firstname
Alfred
Orson
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Surname
Hitchcock
Welles
Born
1899
1915
Died
1980
1985
Directors
Firstname
Alfred
Orson
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Surname
Hitchcock
Welles
Born
1899
1915
Died
1980
1985
Id
1
2
Directors
Firstname
Alfred
Orson
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Surname
Hitchcock
Welles
Born
1899
1915
Died
1980
1985
Id
1
2
Directors
Firstname
Alfred
Orson
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Movies
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Directors
Movies
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Directors
Movies
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Directors
Movies
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Movie Title Directorid1 Directorid2 Country …
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… Year Actorid1 Actorid2 Actorid3
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Movie Title Country Year
North By Northwest US 1959
Rear Window US 1954
Strangers on a Train US 1951
Citizen Kane US 1941
The Magnificent Ambersons
US 1942
Singin' in the Rain US 1952
Movies
85
Movie Title Country Year
North By Northwest US 1959
Rear Window US 1954
Strangers on a Train US 1951
Citizen Kane US 1941
The Magnificent Ambersons
US 1942
Singin' in the Rain US 1952
Movies
MovieId
1
2
3
4
5
6
86
Movies
Directors
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Movies
Directors
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Movies
Directors Singin' In The Rain
Donen Kelly
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Movies
Directors Singin' In The Rain
Donen Kelly
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Movies
Directors Singin' In The Rain
Donen Kelly
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Movies
Directors Singin' In The Rain
Charade
Hello, Dolly!
Donen Kelly
Directed_By
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Movie Title Directorid Country Year Actorid1 Actorid2 Actorid3
North By Northwest 1 US 1959 11 14 16
Rear Window 1 US 1954 17 15
Strangers on a Train 1 US 1951 9 20
Citizen Kane 2 US 1941 19 18
The Magnificent Ambersons
2 US 1942 18 12 10
Movies
93
MovieId Movie Title Country Year
1 North By Northwest US 1959
2 Rear Window US 1954
3 Strangers on a Train US 1951
4 Citizen Kane US 1941
5 The Magnificent Ambersons
US 1942
Movies
94
MovieId Movie Title Country Year
1 North By Northwest US 1959
2 Rear Window US 1954
3 Strangers on a Train US 1951
4 Citizen Kane US 1941
5 The Magnificent Ambersons
US 1942
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
Movies
Directors
95
MovieId Movie Title Country Year
1 North By Northwest US 1959
2 Rear Window US 1954
3 Strangers on a Train US 1951
4 Citizen Kane US 1941
5 The Magnificent Ambersons
US 1942
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
MovieId DirectorId
1 1
2 1
3 1
4 2
5 2
Movies
Directors
Directed_By
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MovieId Movie Title Country Year
Id Firstname Surname Born Died
MovieId ActorId
Movies
Actors
Played_In
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directors actors
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directors actors
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directors actors
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directors actors
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people
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MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
3 James Stewart 1908 1997
4 Grace Kelly 1929 1982
5 Joseph Cotten 1905 1994
Movies
People
108
MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
3 James Stewart 1908 1997
4 Grace Kelly 1929 1982
5 Joseph Cotten 1905 1994
MovieId PersonId
2 1
2 3
2 4
4 2
4 2
4 5
Movies
People
Credits
109
MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
3 James Stewart 1908 1997
4 Grace Kelly 1929 1982
5 Joseph Cotten 1905 1994
MovieId PersonId
2 1
2 3
2 4
4 2
4 2
4 5
Movies
People
Credits
Credited
D
A
A
D
A
A
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MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
3 James Stewart 1908 1997
4 Grace Kelly 1929 1982
5 Joseph Cotten 1905 1994
MovieId PersonId
2 1
2 3
2 4
4 2
4 2
4 5
Movies
People
Credits
Credited
D
A
A
D
A
A
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A bit of
Formalism
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Cardinality (1, n)
MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
5 The Third Man GB 1949
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Cardinality (1, n)
MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
5 The Third Man GB 1949
Country Name
US United States
GB United Kingdom
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Cardinality (1, n)
MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
5 The Third Man GB 1949
Country Name
US United States
GB United Kingdom
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Cardinality (1, n) (0, n)
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Cardinality (1, n) (0, n) (m, n)
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Cardinality (1, n) (0, n) (m, n)
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MovieId Movie Title Country Year
2 Rear Window US 1954
4 Citizen Kane US 1941
Id Firstname Surname Born Died
1 Alfred Hitchcock 1899 1980
2 Orson Welles 1915 1985
3 James Stewart 1908 1997
4 Grace Kelly 1929 1982
5 Joseph Cotten 1905 1994
MovieId PersonId Credited
2 1 D
2 3 A
2 4 A
4 2 D
4 2 A
4 5 A
Movies
People
Credits
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Normalization
Simple attributes
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Every non key attributeattribute must provide a factfact about the keykey,
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Every non key attributeattribute must provide a factfact about the keykey, the whole keywhole key,
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Every non key attributeattribute must provide a factfact about the keykey,
William Kent (1936 – 2005)
the whole keywhole key, and nothing but the keynothing but the key.
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DBMS products are programs that manage data
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DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them.
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DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them. To design a database:
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DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them. To design a database:
•keys uniquely identify rows in a table
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DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them. To design a database:
•keys uniquely identify rows in a table •columns (attributes) describe simple facts
129
DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them. To design a database:
•keys uniquely identify rows in a table •columns (attributes) describe simple facts •how many facts relate to the key (cardinality) is very important and determines how many tables you need.
130
DBMS products are programs that manage data Codd's relational model stores data in tables and lets you operate on them. To design a database:
•keys uniquely identify rows in a table •columns (attributes) describe simple facts •how many facts relate to the key (cardinality) is very important and determines how many tables you need.
" Each attribute that doesn't belong to the key is a fact related to the key, the whole key, and nothing but the key"
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