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ERD – Entity Relationship Diagram

Shows How Tables are Joined Together

  • Sales

  • Key
  • Field
  • Type
  • PK
  • TID

  • TDate

  • TAmt

  • TClrk

  • FK
  • CNumb

  • FK
  • PNumb

  • Product

  • Key
  • Field
  • Type
  • PK
  • PNumb

  • PName

  • PInvt

  • PCost

  • Customer

  • Key
  • Field
  • Type
  • PK
  • CNumb

  • CName