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I need web security expert , website management
Project Description:
i want professional for the below .
website management
server management
database management
web security expert
Skills required are Database Administration, Website Management, Web Security
Explain Thomas' Write rule. Show how it is different from timestamp ordering protol Ans: In timestamp-based concurrency control the thomas Write rule is a rule. Given a Timest
Q. Why would you choose a database system instead of simply storing data in operating system file? Define at a base concept in details. Sol. Advantages of Database over Fil
What is Cardinality Ratio? Cardinality Ratios - The cardinality ratios for relationship kinds specifies the maximum number of relationship instances in which an entity can pa
Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.
What is Outer join? They can be employed while we want to keep all the tuples in R, or all those in S or all those in both relations in the result of the JOIN in spite of of w
What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
explain concept of decomposition?
Differentiate between B-tree and B + tree Ans: A B-tree (or Balanced Tree) is a search tree along with additional constraints that makes sure that the tree is all the time
Describe in brief about DBMS ?
What are called multilevel indices? Indices with two or more levels are known as multilevel indices.
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