Bài giảng môn An toàn cơ sở dữ liệu - GV: Nguyễn Phương Tâm




Trường CĐ CNTT HN
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Nguyễn Phương Tâm

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       

             
 

               
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    !          
"!#!

 $%          
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

&'(   )**+,-  ."/0  - 
   "  '1'2 1       
&'( 3  )**4,-  5  6786/    
  -'35 9
&92 " )**+,-  ."/1  " :";  
*-."/    "  '1         
2 1  
&'( %0)**,- '(9<            -

'35  = 1 '     
$&>5'-?!;;;;"(0-
@;;"";-?5'&$$$$A&&-**$-
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

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% " (97*B 
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% "  7*B  
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% C ! 74*B  
 !"#$
%&'


Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
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  ("/ (     hi m h a   
 D    ( "    -         
"/ (   gi i pháp D       
        D        
()
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm


 !"#$%&#'()
*+,# /#&0#%&#'()
          
 (9     
12$&"/#&0#
 %   
 % (  
 % "( ! 

Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
$*$+

 !"    6 6     
"   E      !  "    
"  "E      ( F "        
    6    

 ( !  -!   (         
 G  9  -#    
      (9 6    (9 9! $ ! 
6  E D! !  (  F        
   (F " "E    
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

8       58    %        !
 <            

8   D /   &     ' 
-D  D  /D (   ) 


2   " "E    CSDL phân tán 
 !" E " (9     %   * 
          !     
 
$*$+
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

 !  !"           
      (  - 7       

3#!4#'-5#'#,67/#'89:;<#'

=>$?:;<#'@ABC##D&E6$F%#'!
?A667/6"6 #'4#'#G6HF6,BI 6'/
?0I 6JK

"6LIH!MN89#';&$,$"4#'#O

P#'!M!Q#%&#'?6RCS;A#'$4T#O
-"#'"?0!2$%/-/#&0#67/;PN
$*$+
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm


6  ""   D"      
      '     

0 67 D   !        
   !    6      

?07F  -F  -F   +
  )H;(-?;"(-0(,, 

F !    ;  
?0
", ",/"#,0",1-"#
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
", ",/"#,0",1-"#2,,3
Hinh 1-5 Thông tin bao mât theo mô hinh C.I.A
T
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n
h

b
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m

t

)PN?04#'#-8U6
BC#0#6"66,B-VH&
$L!"6#/-2VH&-H$
%W#'6X#'89;Y#'-8U6
6,BBZB$6M2%S6LB
?0&4#'#

  #' N4# [# 0#' F
,6H6"6N\#6&#'89-8U6
]IS.#?06^#'A6

 #'-8U6VH&?
!4#'V_`VF6"6$ -a
;b/&E6,#64#'cVd#
#'&0&E6Vd#%&#'

)PN?04#'#N063#R"6?0
-8U6VH&?!D#P#'B"% VF
#P#'#'89%"BZB

)PN?04#'#N0#,I"#?0
R"6#L#
4", "56"
T
í
n
h

s


n

s
à
n
g
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
78

1  F   7    

'Q#6E#A%S6LBV,UBB"B

4#'#-8U6JN;A/%d#ABC#N&>

  66(  7  

e$^66M$B>$?VH&$L67/63##M

89#';A/%d#$^6-VH&$L6\#J-2
VH&?4#'#
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
782,,3
9":-;0<=->?,
Trường CĐ CNTT HN
Việt Hàn

Nguyễn Phương Tâm
f+g

    D" - "/   '    
< C- D 6F  #

6  7 +

3#R"6

4#'V_'H$>&

F9  7  G   &  )
 (  (  /  ' #    
    G   
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
f+gGK
hH#'i=C#6,B&0#?j#;PN
@A:-;0BC
:0DEF9"AGF
/,= HB-AIJ, "56"K0>G,BC:0DE
C:0DEK/"#
LF:D
M1N,G,A=A@ABC:0DE
K/"#O LA"?F5 5.
: E,1CLF:D>.K/"#
AP"#-;0:DQK0R>,1J5.
S@A"?"TEU,1V"2<0W,

A@A1."#<EXAAIJ3
"#Y"AZ"BC:0DEK/"#
LF:D<[A-"P<[:\0
]# ^0_`Ba"#"?FBC:0DEK/"#
LF:DB-"b>:c"-ZAAdH
]ef"#Ba"#K/"#S@A"?"#0@,1[
"?F5
C:0DEB ,gJ hEG,0D"K0BC:0DE
#0d"#"JEO LA>ePJ
:;0-ZA: E,1Ci"C"#
"!0K@A"JEQBc"OW"
BC:0DEK/"#,d"#"G,
-ZAB[, ^"#
0W,KWBC:0DE<[:\0:.>"PK/"#
, !"#,4A5j0BC:0DE,/"#, ^"#
2/"#, ^"#:.,0W",1V",0W,KWBC
:0DEBk"#OR:-;0,1g5."#Y"AZ"50DA
BC:0DEK/"#,d"#"G,5.B[, ^"#3
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
f+gGK
hH#'i=C#6,B&0#?j#;PN
@A:-;0BC:0DE
F9"AGF
/,= HB-AIJ, "56"K0>G,BC:0DE
C:0DEK/"#
, "56"
hEG,0D"K0BC:0DEB 
,gJ5.O LA: E,1Ci

"C"#"!0K@A"JElBc"
OW"K/"#Om"#"G,
0W,KW:\0Bc"OW"K/"#
, !"#,4A5j0,0W",1V",/"#
, ^"#
C:0DEB[
, ^"#
m",;0K0APBC:0DEB 
,gJBc"OW",0W,KWBC
:0DEK/"#,/"#, ^"#Q
,1-"#,1 ^"#LF".UlBC
:0DEB[, ^"#SEG,0D"
K0>X,_nSEG,0D"AIJ
BC:0DE:ZF:;0O LA,JU
Oo05._nSEG,0D"K@A
,VK/"#AP
0W,KW:\0Bc"OW"K/"#
, !"#,4A5j0,0W",1V",/"#
, ^"#
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
f+gGK
hH#'i=C#6,B&0#?j#;PN
"6N&>;PN
BC#6,B
4H k;&67/&0#?j#!$,;PN
)PN-b6
!4#' #'
#,

X%l#'89:;<#'
!4#'89#'-b6;PN
6/$!J6 O?0/S-m
;PNd-8U6>&%/VF
#'89:;<#'6M2
#T#,S#'89!"6
%86!/S-m6/$
!J
)h(!4#'e%U&E686
SJ67/-E63# #'#,!-b6
)PN!4#'
8n#'%/#
M#'o/N0#.#'89
:;<#'6M2%S6LB
?0-b6;PN>6Y#'
$9-2$#8#'
6p#'$,A #'#,
)h(!4#'e%U&E686
SJ67/-E63# #'#,!-b6
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
$*pqrst

C s d li u   

H qu n tr c s d li u _ DBMS      

Mô hình logic: !   58  


Mô hình khái ni m:   ! 58  

Các ngôn ng trong DBMS
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
$*pqrst
 !   58   
 6      
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

8 586      
     7    !

%T#Vd#;_6))G))&$BN/&#K

%T#Vd#;_6#'4##'P)G)&$BNa%K

hR:Nk%S?,#Gqa%S#'/#'/'aK

hIH#Nk()i)h(

hIH#%_LB#
$*p*$suv
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm


 ! !   "  ( 7 #   & #  

"6VH#'$4H()

"6VH#'6,BIS.#

"6VH#'%S#LB-5#'9
$*p*$suv
Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm
rwtxv
Trng C CNTT HN
Vit Hn
Nguyn Phng Tõm
!"#,@A#0CJ,1V"f"#Ba"#
5.
Vùng làm việc của
các trình ứng dụng
Thủ tục của DBMS
Vùng làm việc của
DBMS
Các trình ứng dụng


Các lệnh DML


Cơ sở
dữ liệu

Trường CĐ CNTT HN
Việt Hàn
Nguyễn Phương Tâm

L c d li u v t lý     78  (6     '
"C "   "H;"9       
     "      #    
  " "     - -  

L c d li u logic:       (-      
 " 6  6/ #  *
6F 58        
 C 6 6  #  
58
rs)t