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What are two special events?
The two special events are as "entry" and "exit". Any action which is marked as linked to entry event is executed whenever given state is entered via transition. The action associated with exit event is executed every time the state is left via transition.
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
Illustrate about the advanced object design Advanced object design is a complex task. The objects discovered through analysis serve as a skeleton of design. The operations reco
how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
Atomicity: It describes a transaction to be a one unit of processing. We can also say either a transaction will be finished completely or not at all. In the transaction example 1
Explain the steps for reduction of E-R model into relational model. Ans:(a) Entity set in E-R model will be considered as table name in relational Model. (b) Attributes of e
find a name whose address is erode from student table
Add generation capabilities and/or tailor the built-in functionality of generator. This enables you to produce "all" the test data for the MySQL tables you produced in the previous
want a idea for final year project
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
Write a query to define tables students and teachers as sub tables of people? Create table students of student under people Create table teachers of teacher under people
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