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attribut Titre: Chane

attribut Auteurs: liste(Personne)

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attribut Prnom: Chane

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mthode Age(): Entier

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livres: ensemble(Livre)

personnes: ensemble(Personne)

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P2: {Nom = "Durand", Prenom = "Pierre", Anne_naissance = 1953}

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Nom_de_sommet =

{"Everest", "K2", "Kangchenjunga", "Lhotse", "Makalu", "Cho Oyu", "Dhaulagiri", "Manaslu", "Nanga Parbat",

"Annapurna", "Hidden Peak", "Broad Peak",

"Gasherbrum II", "Shisha Pangma"}

Altitude_de_sommet = {a | Entier a et a > 8000} C" 4,2111D

Orientation = {"N", "S", "O", "E", "NO", "SO", "NE", "SE"}

Anne_d_ascension = {a | Entier a et a 1950} C, " 2111"(&-1D

Nom_de_pays = {"Npal", "Chine", "Inde", "Pakistan"}

Sommet(Nom_Sommet: Nom_de_sommet, Altitude: Altitude_de_sommet)

Localisation(Nom_Sommet: Nom_de_sommet, Pays: Nom_de_pays)

Premire(Nom_Sommet: Nom_de_sommet,

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Conqute(Grimpeur: Chane,

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Face: Orientation)

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Nom_Sommet Altitude Nom_Sommet Pays

Everest 8848 Everest Npal

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Hidden Peak 8068 Manaslu Npal

Hidden-Peak Chine

Hidden-Peak Pakistan

Premire

Nom_Sommet Face Anne

Everest S 1953

Manaslu S 1972

Hidden-Peak NO 1975

Everest SO 1975

Manaslu O 1981

Conqute

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Hillary Everest S

Tensing Everest S

Messner Manaslu S

Messner Everest SO

Habeler Everest SO

Habeler Hidden Peak NO

Messner Hidden Peak NO

Bghin Manaslu O

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Sommet AltitudeHiddenPeak 8086Everest 8848Manaslu 8163

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Sommet AltitudeEverest 8848Manaslu 8163

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Grimpeur Sommet FaceHillary Everest STensing Everest SMessner Manaslu SHabeler HiddenPeak NOMessner HiddenPeak NOBeghin Manaslu O

, {Sommet, Face}) =

Sommet Face

HiddenPeak NOManaslu SEverest S

Manaslu O

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Sommet2 AltitudeEverest 8848Manaslu 8163

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Sommet1 = Sommet2) =

Sommet1 Face Sommet2 AltitudeEverest N Everest 8848Manaslu S Manaslu 8163Manaslu O Manaslu 8163

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Sommet2 FaceEverest S

Annapurna N

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Sommet1 = Sommet2) =

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Sommet2Annapurna

Manaslu,

Sommet1 = Sommet2) =

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Manaslu SManaslu O

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Everest O

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, Face1 = Face2) =Sommet

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8 Nom_Sommet_Conquis "Nom_Sommet "ConquteE

Conqute := rename(Conqute, Nom_Sommet, Nom_Sommet_Conquis)

C := sel(Conqute, Grimpeur = "Messner")

SC := equi_join(Sommet, C, Nom_Sommet = Nom_Sommet_Conquis)Rponse := proj(SC, {Nom_Sommet, Face, Altitude})

L := sel(Localisation, Pays = "Pakistan")

V := equi_semi_join(Conqute, L,

Nom_Sommet_Conquis = Nom_Sommet);

Rponse = proj(V, Grimpeur)

C = proj(Conqute, {Grimpeur, Nom_Sommet_Conquis})S = proj(Sommet, Nom_Sommet)Rponse = equi_div(C, S, Nom_Sommet_Conquis = Nom_Sommet)

!"##

$

S = sel(Sommet, fun(s) s.Altitude > 8500);

L1 = sel(Localisation, Pays = "Npal")

L2 = sel(Localisation, Pays = "Chine")

Rponse = inter(proj(S, Nom_Sommet), minus(proj(L1, Nom_Sommet), proj(L2, Nom_Sommet)))

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{{S = s.Nom_Sommet, A = s.Altitude} | Sommet s ets.Altitude > 8100}

{{S = c.Nom_Sommet, F = c.Face, A = s.Altitude} | Conqute c etSommet s et c.Nom_Sommet = s.Nom et c.Grimpeur = "Messner"}

{{G = c.Grimpeur} | Conqute c et l (Localisation l etl.Pays = "Pakistan" et l.Nom_Sommet = c.Nom_Sommet)}

{{G = c.Grimpeur} | Conqute c et s (Sommet s c' (Conqute c' et c'.Nom_Sommet = s.Nom_Sommet et

c'.Grimpeur = c.Grimpeur))}

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