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Part: Recommended (Non-query) Optimisations
This section entitled "Recommended (non-query) optimisations" should be a brief report containing recommended optimisations you would recommend if you had total control of the database implementation. Web references will be permitted for this section, but must be presented using the Harvard System.
Provide recommendations to areas like...
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Helpfulness
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The following data are required to be stored by a family physician. Family#, FamilyAddress, Patient#, PatientName, ServiceCode, ServiceFee, ServiceDate A family can have seve
#question benefits and limitations of data models..
A Data Model in software engineering is an abstract model that organizes and documents the business data for interaction between team members and is used as a plan for creating
Why DML is used for? DML is used to Manipulation and processing of database. DML is provided for manipulation & processing of database. (Data stored in the database is processed
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
Define multivalued dependency. What do understand by trivial multivalued dependency? Ans: A multivalued dependency is a full constraint among two sets of attributes in a rela
Evaluate: a.When transactions T1 and T2 are in a deadlock, one of the transactions will eventually implement to completion and let the other one continue implementation. b.
Explain the concept of QBE? Query-by-example represents a visual/graphical approach for accessing information in a database by the use of query templates called as skeleton tab
how draw er diagram
In E-R Diagram how derived attribute are represented ? In E-R Diagram By Dashed ellipse derived attribute are represented.
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