| | 1 | == Нормализација == |
| | 2 | |
| | 3 | **Почетна релација:** |
| | 4 | |
| | 5 | R(!UserId, !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, !BookId, Title, Author, Language, !ImageURL, !BookISBNId, ISBN, !GenreId, Genre, !InventoryId, Availability, Condition, !WishId, Priority, !RequestId, !RequestStatus, !RequestDate, !TransactionId, !BorrowDate, !ReturnDate, !BorrowDuration, !SwapId, !ReviewId, Rating, !ReviewerComment, !ReviewDate, !MessageId, !MsgTime, !MsgDate, !MessageContent, !FriendshipId, !DateCreated, !FriendshipStatus, !ReportId, !ReportType, !ReportDate, Details, !ReportStatus, !ReportedEntity, !NotificationId, Type, !NotifTime, !NotifDate, !NotificationStatus, !TN_Description, !MN_Description, !FR_Description, !BR_Description) |
| | 6 | |
| | 7 | |
| | 8 | **Функционални зависности:** |
| | 9 | |
| | 10 | !UserId -> !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote |
| | 11 | Email -> !UserId, !FirstName, !LastName, Username, Password, City, Neighborhood, Bio, Quote |
| | 12 | Username -> !UserId, !FirstName, !LastName, Email, Password, City, Neighborhood, Bio, Quote |
| | 13 | |
| | 14 | !BookId -> Title, Author, Language, !ImageURL |
| | 15 | |
| | 16 | !BookISBNId -> !BookId, ISBN |
| | 17 | |
| | 18 | !GenreId -> !BookId, Genre |
| | 19 | |
| | 20 | !InventoryId-> !UserId, Availability, Condition, !BookId |
| | 21 | |
| | 22 | !WishId -> !UserId, Priority, !BookId |
| | 23 | |
| | 24 | !RequestId -> !UserId, !InventoryId, !RequestStatus, !RequestDate |
| | 25 | |
| | 26 | !TransactionId -> !RequestId, !BorrowDate, !ReturnDate, !BorrowDuration |
| | 27 | |
| | 28 | !SwapId -> !TransactionId |
| | 29 | |
| | 30 | !ReviewId -> !TransactionId, !UserId, Rating, !ReviewerComment, !ReviewDate |
| | 31 | |
| | 32 | !MessageId -> !UserId, !MsgTime, !MsgDate, !MessageContent |
| | 33 | |
| | 34 | !FriendshipId -> !UserId, !DateCreated, !FriendshipStatus |
| | 35 | |
| | 36 | !ReportId -> !UserId, !ReportType, !ReportDate, Details, !ReportStatus, !ReportedEntity |
| | 37 | |
| | 38 | !NotificationId -> Type, !NotifTime, !NotifDate, !NotificationStatus |
| | 39 | |
| | 40 | !TransactionId -> !NotificationId, !TN_Description |
| | 41 | |
| | 42 | !MessageId -> !NotificationId, !MN_Description |
| | 43 | |
| | 44 | !FriendshipId -> !NotificationId, !FR_Description |
| | 45 | |
| | 46 | !RequestId -> !NotificationId, !BR_Description |
| | 47 | |
| | 48 | |
| | 49 | |
| | 50 | === === |
| | 51 | |
| | 52 | **Лево:** !BookISBNId,!GenreId, !WishId, !SwapId, !ReviewId, !ReportId |
| | 53 | |
| | 54 | **Десно:** FirstName, LastName, Password, City, Neighborhood, Bio, Quote,Title, Author, Language, ImageURL, ISBN, Genre, Availability, Condition, Priority, RequestStatus, RequestDate, BorrowDate, ReturnDate, BorrowDuration, Rating, ReviewerComment, ReviewDate, MsgTime, MsgDate, MessageContent,DateCreated, FriendshipStatus |
| | 55 | |
| | 56 | **Од двете страни:** !UserId, Email, Username, !BookId, !InventoryId, !RequestId, !TransactionId, !MessageId, !FriendshipId, !NotificationId, !TransactionId, !MessageId, !FriendRequestId, !BookRequestId |
| | 57 | |
| | 58 | === === |
| | 59 | |
| | 60 | **BookISBNId** += {!BookId, ISBN, Title, Author, Language, !ImageURL} |
| | 61 | Не ги содржи сите атрибути |
| | 62 | |
| | 63 | **GenreId** += {!BookId, Genre, Title, Author, Language, !ImageURL} |
| | 64 | Не ги содржи сите атрибути |
| | 65 | |
| | 66 | **WishId** += {!UserId, Priority, !BookId, Title, Author, Language, !ImageURL, FirstName, LastName, Email, Username, Password, City, Neighborhood, Bio, Quote} |
| | 67 | Не ги содржи сите атрибути |
| | 68 | |
| | 69 | **SwapId** += {!TransactionId, !RequestId, !UserId, !InventoryId, !BorrowDate, !ReturnDate, !BorrowDuration, !BookId, !RequestStatus, !RequestDate, !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, Availability, Condition, Title, Author, Language, !ImageURL} |
| | 70 | Не ги содржи сите атрибути |
| | 71 | |
| | 72 | **ReviewId** += {!TransactionId, !UserId, Rating, !ReviewerComment, !ReviewDate, !RequestId, !InventoryId, !BorrowDate, !ReturnDate, !BorrowDuration, !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, !BookId, !RequestStatus, !RequestDate, Availability, Condition, Title, Author, Language, !ImageURL} |
| | 73 | Не ги содржи сите атрибути |
| | 74 | |
| | 75 | **ReportId** += {!UserId, !ReportType, !ReportDate, Details, !ReportStatus, !ReportedEntity, !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote} |
| | 76 | Не ги содржи сите атрибути |
| | 77 | |
| | 78 | |
| | 79 | |
| | 80 | **!ReviewId, !BookISBNId, !GenreId, !WishId, !SwapId, !ReportId** = { !ReviewId, !BookISBNId, !GenreId, !WishId, !SwapId, !ReportId, !NotificationId, !TransactionId, !UserId, Rating, !ReviewerComment, !ReviewDate, !InventoryId, !BorrowDate, !ReturnDate, !BorrowDuration, !FirstName, !LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, Availability, Condition, !BookId, Title, Author, Language, !ImageURL, ISBN, Genre, Priority, !ReportType, !ReportDate, Details, !ReportStatus, !ReportedEntity, !MessageId, !FriendshipId, !RequestId, Type, !NotifTime, !NotifDate, !NotificationStatus, MsgTime, !MsgDate, !MessageContent, !DateCreated, !FriendshipStatus, !RequestStatus, !RequestDate, !TN_Description, !MN_Description, !FR_Description, !BR_Description} |
| | 81 | |
| | 82 | **Следува дека е единствен кандидат клуч и го прогласуваме за примарен клуч. ** |
| | 83 | |
| | 84 | === === |
| | 85 | |
| | 86 | **Декомпозиција** |
| | 87 | |
| | 88 | |
| | 89 | R1 (BookId, Title, Author, Language, ImageURL) |
| | 90 | |
| | 91 | |
| | 92 | R2 (BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, UserId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, FirstName, LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, Availability, Condition, ISBN, Genre, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, MessageId, FriendshipId, RequestId, Type, NotifTime, NotifDate, Description, NotificationStatus, MsgTime, MsgDate, MessageContent, DateCreated, FriendshipStatus, RequestStatus, RequestDate, TN_Description, MN_Description, FR_Description, BR_Description) |
| | 93 | |
| | 94 | R21 (BookISBNId, GenreId, BookId, ISBN, Genre) |
| | 95 | |
| | 96 | |
| | 97 | R22 (BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, UserId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, FirstName, LastName, Email, Username, Password, City, Neighborhood, Bio, Quote, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, MessageId, FriendshipId, RequestId, Type, NotifTime, NotifDate, NotificationStatus, MsgTime, MsgDate, MessageContent, DateCreated, FriendshipStatus, RequestStatus, RequestDate, TN_Description, MN_Description, FR_Description, BR_Description) |
| | 98 | |
| | 99 | R211(BookId, BookISBNId, ISBN) |
| | 100 | |
| | 101 | |
| | 102 | R212(BookId, GenreId, Genre) |
| | 103 | |
| | 104 | R221(UserId, FirstName, LastName, Email, Username, Password, City, Neighborhood, Bio, Quote) |
| | 105 | |
| | 106 | |
| | 107 | R222(UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, MessageId, FriendshipId, RequestId, Type, NotifTime, NotifDate,NotificationStatus, MsgTime, MsgDate, MessageContent, DateCreated, FriendshipStatus, RequestStatus, RequestDate, TN_Description, MN_Description, FR_Description, BR_Description) |
| | 108 | |
| | 109 | |
| | 110 | R2221(NotificationId, Type, NotifTime, NotifDate, NotificationStatus) |
| | 111 | |
| | 112 | |
| | 113 | R2222(NotificationId, UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, MessageId, FriendshipId, RequestId, MsgTime, MsgDate, MessageContent, DateCreated, FriendshipStatus, RequestStatus, RequestDate, TN_Description, MN_Description, FR_Description, BR_Description) |
| | 114 | |
| | 115 | R22221(TransactionId, NotificationId, TN_Description, RequestId, BorrowDate, ReturnDate, BorrowDuration) |
| | 116 | |
| | 117 | |
| | 118 | R22222(TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, MessageId, FriendshipId, RequestId, MsgTime, MsgDate, MessageContent, DateCreated, FriendshipStatus, RequestStatus, RequestDate, MN_Description, FR_Description, BR_Description) |
| | 119 | |
| | 120 | R222211(TransactionId, NotificationId, TN_Description) |
| | 121 | |
| | 122 | |
| | 123 | R222212(TransactionId, RequestId, BorrowDate, ReturnDate, BorrowDuration) |
| | 124 | |
| | 125 | R222221(MessageId, NotificationId, MN_Description, UserId, MsgTime, MsgDate, MessageContent) |
| | 126 | |
| | 127 | |
| | 128 | R222222(MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, FriendshipId, RequestId, DateCreated, FriendshipStatus, RequestStatus, RequestDate, FR_Description, BR_Description) |
| | 129 | |
| | 130 | R2222211(MessageId, NotificationId, MN_Description) |
| | 131 | |
| | 132 | |
| | 133 | R2222212(MessageId, UserId, MsgTime, MsgDate, MessageContent) |
| | 134 | |
| | 135 | R2222221(FriendshipId, NotificationId, FR_Description, UserId, DateCreated, FriendshipStatus) |
| | 136 | |
| | 137 | |
| | 138 | R2222222(FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, ReportId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, ReportType, ReportDate, Details, ReportStatus, ReportedEntity, RequestId, RequestStatus, RequestDate, BR_Description) |
| | 139 | |
| | 140 | |
| | 141 | R22222211(FriendshipId, NotificationId, FR_Description) |
| | 142 | |
| | 143 | |
| | 144 | R22222212(FriendshipId, UserId, DateCreated, FriendshipStatus) |
| | 145 | |
| | 146 | R22222221(ReportId, UserId, ReportType, ReportDate, Details, ReportStatus, ReportedEntity) |
| | 147 | |
| | 148 | |
| | 149 | R22222222( ReportId, FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, ReviewId, BookISBNId, GenreId, WishId, SwapId, NotificationId, TransactionId, Rating, ReviewerComment, ReviewDate, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, RequestId, RequestStatus, RequestDate, BR_Description) |
| | 150 | |
| | 151 | R222222221( ReviewId, TransactionId, UserId, Rating, ReviewerComment, ReviewDate) |
| | 152 | |
| | 153 | |
| | 154 | R222222222( ReviewId, ReportId, FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, BookISBNId, GenreId, WishId, SwapId, NotificationId, TransactionId, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, RequestId, RequestStatus, RequestDate, BR_Description) |
| | 155 | |
| | 156 | |
| | 157 | R2222222221(RequestId, NotificationId, BR_Description, UserId, InventoryId, RequestStatus, RequestDate) |
| | 158 | |
| | 159 | |
| | 160 | R2222222222( RequestId, ReportId, FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, BookISBNId, GenreId, WishId, SwapId, NotificationId, TransactionId, InventoryId, BorrowDate, ReturnDate, BorrowDuration, Availability, Condition, Priority, RequestId) |
| | 161 | |
| | 162 | |
| | 163 | R22222222211(RequestId, NotificationId, BR_Description) |
| | 164 | |
| | 165 | |
| | 166 | R22222222212(RequestId, UserId, InventoryId, RequestStatus, RequestDate) |
| | 167 | |
| | 168 | R22222222221(TransactionId, SwapId, RequestId, BorrowDate, ReturnDate, BorrowDuration) |
| | 169 | |
| | 170 | |
| | 171 | R22222222222( TransactionId, SwapId, ReportId, FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, BookISBNId, GenreId, WishId, NotificationId, InventoryId, Availability, Condition, Priority, RequestId) |
| | 172 | |
| | 173 | |
| | 174 | R222222222211(TransactionId, RequestId, BorrowDate, ReturnDate, BorrowDuration) |
| | 175 | |
| | 176 | |
| | 177 | R222222222211(TransactionId, SwapId) |
| | 178 | |
| | 179 | |
| | 180 | R222222222221( InvenotryId, WishId, UserId, Availability, Condition, BookId, Priority) |
| | 181 | |
| | 182 | |
| | 183 | R222222222222( ReportId, FriendshipId, MessageId, TransactionId, NotificationId, UserId, BookISBNId, GenreId, BookId, BookISBNId, GenreId, WishId, SwapId, NotificationId, TransactionId, InventoryId, RequestId) |
| | 184 | |
| | 185 | R2222222222211( InvenotryId, UserId, Availability, Condition, BookId) |
| | 186 | |
| | 187 | |
| | 188 | R2222222222212( WishId, UserId, Priority, BookId) |