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What are the three fundamental operations that are regular to MySQL Programs?
a) Establishing a connection to the MySQL server
b) Choosing a database.
c) Disconnecting from the server
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
Describe identifying relationship? Identifying relationship: It is relationship among strong entity and a weak entity it is represented through a doubly outlined diamond in C
Dirty Reads: T10 reads a value which is updated by T9. This update has not been committed and T9 aborts. T9 T10 Value of x old value = 200
Explain the challenges before an E-business management.
Attributes and its types explain?
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
What is system catalog or catalog relation? How is better known as? A RDBMS maintains a explanation of all the data that it contains, information about every relation and index
Question 1 What is data mining? Write Data Mining applications Question 2 What is OLAP? Write the benefits of OLAP Question 3 What is Business Intelligence? Explai
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
What is relationship? Give examples A relationship is an association between several entities. Example: A depositor relationship associates a customer with every account tha
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