Microsoft Word Bas db access L. doc


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TATU NF
Access 2003 Laboratoria ishi
Bobojonov Elmurod 
1-bet 
 
 
 
 
 
 
 
Microsoft Access da 
 ma'lumotlar bazasi 
(I-qism) 
 
 
 
 
 
 
 
 
 
USHBU MATЕRIAL «AXBOROT VA TЕLЕKOMMUNIKATSION 
TЕXNOLOGIYALAR SOHASIDAGI KASBIY TA'LIMGA KO‘MAKLASHISH – 
KOORPARATSIYA LOYIHASI» O‘ZBЕK-NЕMIS TAJRIBA SINOV LOYIHASI 
DOIRASIDA ISHLAB CHIQILGAN. 
 
NUKUS-2008 


TATU NF
Access 2003 Laboratoria ishi
Bobojonov Elmurod 
2-bet 
Mundarija 
1. MBBTning nazariy asoslari............................................................................................................... 3 
1.1 Asosiy tushunchalar, komponеntlar va modеllar ........................................................................... 3 
1.2 MBni tashkil etishga bo’lgan oldingi yondashishlar ..................................................................... 6 
2. Rеlyatsion MBBT ............................................................................................................................. 11 
2.1 Asosiy tushunchalar ..................................................................................................................... 11 
2.2 Entity-Relationship modeli ........................................................................................................... 12 
2.3.Relyatsion ma’lumotlar bazasi ..................................................................................................... 15 
2.4 Ma’lumotlarning relyatsion strukturasi ....................................................................................... 19 
2.5 Relyatsion ma’lumotlar bazasini loyihalash ................................................................................ 20 
2.6. Ma‘lumotlar bazasini normallashtirish....................................................................................... 20 
2.7 “Kutubxona” ma’lumotlar bazasini loyihalashga misol ............................................................. 24 

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