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Database Management System, Database Management System
Posted Date: 1/10/2013 8:31:17 AM | Location : Pakistan
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how to get assignment in DBMS? Please let me know
| Posted Date: 1/10/2013 8:51:36 AM
Please let me know how to get assignment?
| Posted Date: 1/10/2013 8:53:42 AM
do i need to post assignment first?
| Posted Date: 1/10/2013 8:54:22 AM
Database management is quite interesting but i want subject more clear. Do i get help from your best expert?
| Posted Date: 1/10/2013 8:56:45 AM
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How does the two phase protocol ensure serializability, How does the two ph...
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
What are the disadvantages of relational data, What are the disadvantages o...
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Describe the candidate key functions, Describe the candidate key functions ...
Describe the candidate key functions ? Candidate Key and Alternate Key: In some instances, an entity will have more than one attribute which can serve as a primary key. Any key
Examine about the behavioural diagrams, Examine about the Behavioural Diagr...
Examine about the Behavioural Diagrams The main objective of behavioural diagrams is to visualize, specify, construct and document dynamic aspects of a system. The interactio
A step-wise distributed database design methodology, A step-wise distribute...
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
Describe integrity constraints, Describe integrity constraints? Integr...
Describe integrity constraints? Integrity Constraints - A database is just as excellent as the information stored in it, and a DBMS must therefore help avoid the entry of inc
Unnormalize form, employee(empid,empname,dept,telno,mobno, add,sssno,tinno,...
employee(empid,empname,dept,telno,mobno, add,sssno,tinno,WEdates,WEcomp,WEadd,WEpos,WEres) this is a employee record which is need to be normalize.the WE means work experience
Explain retrieval in qbe, Explain retrieval in QBE? Retrieval in QBE : ...
Explain retrieval in QBE? Retrieval in QBE : A "GUI" for expressing queries. Based on the Domain Relational Calculus (DRC) Actually invented before GUIs. Very co
What is oracle process explain for processes of oracle, What is Oracle Proc...
What is Oracle Process? Explain any four processes started by Oracle. Oracle Process is as follows: SMON: The System Monitor carries out a crash recovery while a crashed in
Define shared locks, Define Shared locks? Ans: Shared lock: Throughout ...
Define Shared locks? Ans: Shared lock: Throughout concurrent execution of transactions, earlier than a transaction can access a data item, it has to obtain a lock on it. Now he
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