Changes between Version 78 and Version 79 of Version1


Ignore:
Timestamp:
08/11/24 22:30:38 (5 months ago)
Author:
184006
Comment:

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  • Version1

    v78 v79  
    351351\\ R222 не е во 3NF поради roles_id->type
    352352\\ roles_id +={roles_id, type}
    353 \\ **R2221** (roles_id, type) BCNF
     353\\ **R2221** (roles_id, type) клуч roles_id BCNF
    354354\\ **F2221** { roles_id-> type}
    355355\\ **R2222** (roles_id, users_id, first_name, last_name,
    … …  
    383383\\ medecines_id → manufacturers_id
    384384\\ vet_centers_id, pets_id → pet_status_id)
     385\\ **R2221 n R2222** = roles_id, клуч за R2221 => нема губење на податоци.