Changes between Version 18 and Version 19 of Normalization
- Timestamp:
- 02/20/25 00:33:42 (43 hours ago)
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Normalization
v18 v19 11 11 12 12 13 === 1. Менаџирање на клиенти и нивни податоци ( Customer ,Pol_dog)13 === 1. Менаџирање на клиенти и нивни податоци (Policy, Pol_dog, Customer) 14 14 Првична релација (не нормализирана): 15 15 16 R = { c_id,email,pass,type, d_embg,name,surname, birthdate,policy,kontakt}16 R = {p_id,s_date,e_date,d_embg,name,surname, birthdate,policy,kontakt,c_id,email,pass,type } 17 17 18 ||= c_id =||= email =||= password =||= type =||= d_embg =||= name =||= surname =||= birthdate =||= policy =||= kontakt=||19 ||= 1 =||= armend@outlook.com =||= as12345 =||= 0 =||= 290699842 =||= Armend =||= Selmani =||= 19980629 =||= 1 =||= 072227959=||20 ||= 2 =||= ardit@gmail.com =||= aa9876 =||= 1 =||= 290699945 =||= Ardit =||= Ameti =||= 19990629 =||= 2 =||= 071234787=||18 ||= p_id =||= s_date =||= e_date =|| = d_embg =||= name =||= surname =||= birthdate =||= policy =||= kontakt =||= c_id =||= email =||= password =||= type =|| 19 ||= 1 =||= 2025-01-02 =||= 2025-01-12 =|| = 290699842 =||= Armend =||= Selmani =||= 19980629 =||= 1 =||= 072227959 =||= 1 =||= armend@outlook.com =||= as12345 =||= 0 =|| 20 ||= 2 =||= 2025-02-01 =||= 2025-02-11 =||= 290699945 =||= Ardit =||= Ameti =||= 19990629 =||= 2 =||= 071234787 =||= 2 =||= ardit@gmail.com =||= aa9876 =||= 1 =|| 21 21 22 22 Функциски зависности: 23 23 24 c_id → email, client_pass, type24 p_id → s_date,e_date 25 25 26 26 d_embg → name_surname, birthdate_policy,kontakt 27 27 28 c_id → email, client_pass, type 29 28 30 Декомпозиција во 3НФ: 29 31 30 R1 = { c_id,email,pass,type }32 R1 = { p_id,s_date,e_date } 31 33 32 34 R2 = { d_embg,name,surname, birthdate,policy,kontakt } 35 36 R3 = { c_id,email,pass,type } 33 37 34 38