BASE DE DATOS Practica Resuelta

 

JTBLOCBD\ AD IG\D AD AGQC\ Db tïrmobcs hdbdrg`ds, `gs jublocbds db Dxld` sd adbdb lcmc d` lcbeubtc ad jcrmu`gs qud dbdb pcr ciedvc rdg`ozgr lç`lu`cs prdadboacs gpcrtgbac õbolgmdbtd `cs vg`crds qud sd quodrdb lg`lu`gr. @gs jublocbds ad igsd ad Agtcs scb gqud``gs qud bcs pdrmotdb mgbopu`gr, hdscbgr y lg`lu`gr `ostg ad agtcs qud sd dbludbtrdb db `gs ncegs Dxld`. Qcags dstgs jublocbds qud lcbjcrmgb d` hrupc ad Igsd ad Agtcs dbdb ubg sobtgxos c dstrulturg db lcmõb y sodmprd lcmodbzgb lcb IA IA...(igsdSadSagtcs, lgmpc ,lrotdrocs) . ACBAD5 problo pg` qud lcbtodbd d` lcbeubtc ad rdhostrcs( agtcs) IgsdSadSagtcs --2 Ds `g tgi`g problopg` Bcmird ad Lgmpc --2 Ds d` tu`c ad `g lc`umbg scird luycs agtcs sd quodrd rdg`ozgr d`

  lç`lu`c, tgmioïb ds d` bõmdrc ad `g lc`umbg Lrotdrocs --2 Ds d` rgbhc c tgi`g qud lcbtodbd `cs lrotdrocs pgrg jo`trgr `g igsd ad agtcs.

LCBLD[QC\ IG\OLC\ AD IA D`dmdbtcs ad ubg igsd ad Agtcs

Lgmpc Qotu`c Agtcs Ydhostrc Igsd ad Agtcs Qgi`g Qopcs ad Lgmpc Bumïrolc G`jgbumïrolc Jdlng Lgrgltdrístolgs ad `cs lgmpcs Dbtrgag Lg`lu`gacs

G@ G@T TMBC

G`umbc 7 G`umbc 9 G`umbc < G`umbc 1 G`umbc 4 G`umbc : G`umbc 8 G`umbc > G`umbc ? G`umbc 7; G`umbc 77 G`umbc 79 G`umbc 7< G`umbc 71 G`umbc 74

[TB [T BQGED7

:: :: 88 1? 47 :< 88 1> >9 8: 1< :8 ?4 88 >?

[TB [T BQGED9

>? 48 11 88 >; 8? ?7 :9 :? :? >1 19 ?7 44 ??

[TB [T BQGE GED D<

8: :7 8: 49 4? 18 ?9 :< >> >> ?8 :7 >9 :1 84

Lg`lu`gr `g lgbtoaga ad g` ngb rdloioac pcr `c mdbcs >

[YCM [Y CMS[ S[Q QED

88.; :7.< :4.8 4?.< :?.< :4.< >8.8

 

[TBQGED7

2=>;

Lc Lcbt btgr gr lug lugbt btcs cs g`um g`umbc bcss n pubtged7 c 84 db pubtged9  

[TBQGED7

2=>;

 

 

mbcs qud lump`db acs lcbaolocbds somu`tçbdgmdbtd5 ; pubtcs db pubtged7 y pcr `c mdbcs 84 pubtcs db pubtged9 [TBQGED9

2=84

 

YD\[TD\QG

9 9

y db `g `ostg qud rdloiodrcb pcr `c mdbcs >; pubtcs db

[TBQGED9

2=84

YD\[TD\QG

? ?

 

  D@@OAC\

 

BCMIYD\

ZDBADACY

AO\QYOQC

\D^C DLOZO@ NOEC\ DA A

\TD@AC

HGMGYYG YTÍU [OMDBQD@ ZOAG@ GBHD@D\ YCEC LGYYG\LC YTOU [G@CMOBC QCYYD\ MD@HGYDEC YTÍU ZO@LNDU LGNTG

QDYD\G IDGQYOU [GT@G ZOLQCYOG ECYHD DZG ZÍLQCY

G\O\QDBQD HDYDBQD \DLYDQGYOG \DLYDQGYOG HDYDBQD G\O\QDBQD G\O\QDBQD

\TYLC \GB O\OAYC \GB @TO\ @OMG [TDI@C @OIYD @OBLD MOYGJ@CYD\

J J J J M J M

L \ L \ L \ Z

9 ; 1 9 7 9 ;

18 9> 99 7? 7?

\/. 7,4;;.;; \/. 1,9;;.;; \/. 7,4;;.;; \/. 7,4;;.;; \/. 4,;;;.;; \/. 9,/9;79

Ghcstc Ghcstc Ghcstc \ddmird \ddmird \ddmird \ddmird \ddmird \ddmird

@omg @omg @omg Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds

D`ígs D`ígs D`ígs G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc

@7-;;7 A7-;;7 [9-;;7 [/9;79 ?/7>/9;79

\ddmird \ddmird

Morgcrds Morgcrds

Agbod` Agbod`

@7-;;7 [9-;;7

7; 7; 7; 7; 77 77 77 77 77 77 79 79 79 79 79 7< 7< 7< 7< 7< 7< 71 71 71 71 71 74

?/7>/9;79 ?/7>/9;79 ?/7>/9;79 ?/7>/9;79 ?/9>/9;79 ?/9>/9;79 ?/9>/9;79 ?/9>/9;79 ?/9>/9;79 ?/9>/9;79 7;/>/9;79 7;/>/9;79 7;/>/9;79 7;/>/9;79 7;/>/9;79 7;/7>/9;79 7;/7>/9;79 7;/7>/9;79 7;/7>/9;79 7;/7>/9;79 7;/7>/9;79 7;/9>/9;79 7;/9>/9;79 7;/9>/9;79 7;/9>/9;79 7;/9>/9;79 77/8/9;79

\ddmird \ddmird \ddmird \ddmird \ddmird \ddmird \ddmird \ddmird \ddmird \ddmird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Cltuird Bcvodmird

Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds Morgcrds

Agbod` Agbod` Agbod` Agbod` G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc Agbod` Agbod` Agbod` Agbod` Agbod` G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc G`idrtc Agbod` Agbod` Agbod` Agbod` Agbod` G`idrtc

\7-;;7 A7-;;7 [7-;;7 [