Submitted Questions

  • Entity Relationship

    Explain a one-to-many strong vs. one-to-many weak entity relationship.

    raman sharma

    • Mar 2nd, 2012

    Entity relationship when attribute are connected to entity there are different different type attribute are available weak entity and strong entity when we are using key that called strong entity and when key are not connected that called weak entity

    Lokesh M

    • Nov 20th, 2011

    Weak Entity generally don't possess key attributes of their own whereas a Strong Entity possess its own key attributes that are independent of other entities. Weak entity is usually existence-dependent on another entity type and does not have enough attributes to form its own primary key.