Chap4A_HO

Chap4A_HO - ! # # ! # # #! !' ' ( " # $% &...

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Unformatted text preview: ! # # ! # # #! !' ' ( " # $% & ! $! % ! +,! ' ! #' #' # ' ' ! *' ' ! ) $% *' $% $% ! , #+ # # ' $! % ! ! . & & *' ! &% ! ' / ' ! " # $%/ !# ! . 0 1 2! ! # 2! # 2! , ' #* ) ' !' ! # # ! # # # 2! ') / "2 ! #2! ' #* .! ! " 1# ! 1# ## & # 3 $% sid bid day 22 101 10/10/96 58 103 11/12/96 + # + "!* 4 5! # ! 2! ! 6 5 # # 2! ## # ! sid 22 31 58 sid 28 31 44 58 sname rating age dustin 7 45.0 lubber 8 55.5 rusty 10 35.0 sname rating age yuppy 9 35.0 lubber 8 55.5 guppy 5 35.0 rusty 10 35.0 3 ' & ! ! ! 7 # '! ' 7! 8 &0 ! # # 8 ./ ' ! ./ " ./ "# # . / ,! $ . / ,! & 9 . " ' ! )! # / ! " ' ' ' ) . ! +' -/ ! ! ! # # . >' ). 4 0 ! # & 5 !' ! *' . 4 ? / ?/ ? ' / !' >' ! *' ! ! ! ! : ; < 7 = sname, rating (S2) <= << < age(S2) ' 0 . 4 !' ? / #! ' ' / ! ' # ). % & / # !) 8 ; <; ! ! : 7 = <= <= (S2) rating 8 # . ! ! : 7 = ( (S2)) sname, rating rating 8 $ # ! ! ! 6 " 4 ' ' & ## 5 # # !? ' 8 8 7 <; 8 ; "( # # ! ! ! ! ! @ ; 7 = < : <= << < <= <= <= " S1 S2 7 <; ! ! ; 7 = << < <= 8 8 ! @ <= S1 S2 S1 S2 " A' #7 # # # &3 ./ 8 8 8 8 7 7 <; <; ! ! ! ! ! ! @ @ ; ; 7 = 7 = <= <= << < << < <= <= ' # 5# 7" ./ 8 8 <; 8 8 <; 8 8 <; #7 #7 7 # ' 6 7 7 7 7 B7 B:C = == 7 = 7 B7 B:C 78 7 7 7 B7 B:C = == 7 = 7 B7 B:C 78 7 7 7 B7 B:C = == 7 = 7 B7 B:C 78 & (C(1 sid1, 5 sid 2), S1 R1) ) )& ./ 8 8 7 R cS ./ < = <; << < <; c ( R S) 7 = 7 = 7 B7 B:C 78 7 B7 B:C 78 ! ! @ ; S1 D ! ' S1. sid R1. sid R1 !' ' ! ' #' 1 1 !' #' # "! ) * ") & ' 8 8 <; ! ! ' ' ' #' > @ 7 = < = 7 7 7 B7 B:C = == <= 7 = 7 B7 B:C 78 S1 ' ## # ) & A2! > + sid ' 1 !' ! ' 2! '# ' # R1 ( 0 * % ! 2! & E " # & " !! # # ! , " 8# x| x, y .F - A y B %&9 # . / ' #"! . / "! ' - "! "! . - 9 ## ' - ## ## E # # ( 7 7 7 7 8 8 7 8 8 . 8 7 8 -/ -0 -1 7 8 8 8 7 8 7 7 . -/ . -0 . -1 .$ " . ! #> > !> ' / E! > ' % !# ! &D .' 6 2! # 5 "! *# ! ! # "! "! ' "!# - 2! # "!& x (( x ( A) B) A) 2! # ! . - x ( A) # ! ! 7 & 8 & ,2 3/ 1 4 Sailors) sname(( bid 103 Reserves) (Temp1, bid 103 Re serves) Sailors) ( Temp2, Temp1 sname (Temp2) ! & sname ( bid 103 ( Re serves Sailors)) # 9# 3 E ! ,2 ' >& " Re serves Sailors) * sname (( color ' red ' Boats) #' # sname ( sid (( ! & Boats) Re s) Sailors) bid color ' red ' * 5 # ' # 6 ,2 # 5 " (Tempboats, ( # " color ' red ' # & Boats)) color ' green ' sname(Tempboats # 4 , # Re serves Sailors) ! ' ! ). G ? / 2! ? ,2 "! 5 " ' 5 " " . ' " # # /& 5 ) ! # (Tempred, sid (( color ' red ' Boats) Re serves)) (Tempgreen, sid (( color ' green' Boats) Re serves)) sname((Tempred Tempgreen) Sailors) # H B " ! E' '# ! # ' ,2 ! & (Tempsids, ( sid, bid Re serves) / ( bid Boats)) sname (Tempsids ,# 5 " Sailors) " I 9 5 & / bid ( bname ' Interlake' Boats) , 2! # ! ! ! # E# !! # 2! "! " 2! #' # #* ( " ! ' " 2! E ...
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