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Normalisation

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ITM chennai …

ITM chennai

Normalisation of first flight ,courier services

Published in: Technology, Business

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Transcript

  • 1. CIS - Assignment
    Arun Kumar
    Binto
    D. Kenneth Arnold
    Samson
    RohitRao
  • 2. Pick up Request Form
    It is a form where a customer requests ‘FirstFlight’ to pick up a parcel and deliver it to a desired location.
    All the details of the source and destination as well as the parcel details are given in the form
  • 3. Use case diagram
    Use Cases
    Enter Shipment Details
    Actor
    Enter Consigner Details
    Enter Consignee Details
    Customer
    Submit
  • 4. Entities
    Consigner
    Consignee
    Shipment
  • 5. Without Normalization
    Order Table
  • 6. 1st Normal Form
    A row of data cannot contain repeating groups of similar data (atomicity); and
    Each row of data must have a unique identifier (or Primary Key).
  • 7. 1st Normal Form
    Order Table
    PK
    PK
    PK
  • 8. 1st Normal Form
    Conceptual model
  • 9. 2nd Normal Form
    Introduce functional dependency
    Remove composite keys
  • 10. 2nd Normal Form
    Shipment table
    PK
    Conceptual model
  • 11. 2nd Normal Form
    Consigner table
    PK
    Conceptual model
  • 12. 2nd Normal Form
    Consignee table
    PK
    Conceptual model
  • 13. 3rd Normal Form
    Remove transitive dependency
  • 14. 3rd Normal Form
    Shipment table
    PK
    Conceptual model
  • 15. 3rd Normal Form
    Consigner table
    PK
    Conceptual model
  • 16. 3rd Normal Form
    Consignee table
    PK
    Conceptual model
  • 17. 3rd Normal Form
    Request table
    PK
    Conceptual model
  • 18. Underlying Database
  • 19. ER
    ID
    ID
    Name
    Name
    Consigner
    Address
    Consignee
    Address
    1
    1
    Phone no
    Phone no
    Fax no
    Fax no
    Email
    Email
    Requests
    Delivered to
    Orig Area
    Dest City
    Orig City
    Parcel wt
    Time req
    Dmnsion
    Date req
    *
    Contents
    *
    Shipment
    Shmnt ID
    Value
  • 20. Thank You