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What are the technique to define a schema completely ?
A schema is completely define by DDL and DML query language.
Which data type can store unstructured data? Raw data type can store unstructured data.
, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
What are the costs to be considered when a transaction has to be rolled back when recovering from deadlock? Ans: A few transaction will must rolled back (made a victim)
explain normalization,and give the examples 1NF,2NF,3NF,BCNF.AND FUNCTIONAL DEPANDENACY AND DECOMPOSITION TECHNIQUES.
What is the meaning of Data independence? Data independence means a programs that are not dependent on the physical attributes of data and a programs that are not dependent on
Normal 0 false false false EN-US X-NONE X-NONE
Explain the term - Handling Boundary Condition These are some circumstances that to be handled in any system initialization and termination. Describes how system is bro
construct a b-tree for the following set of key values 2,3,5,7,11,17,19,23,29,31.assume that the tree is initial empty and the values are added in ascending order
You are to write a property management database program that allows a real estate agent to view, add, search, and save property listings. The program is to do the following: 1.
Whst is logical schema ? Logical schema is the entire database.
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