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Data Base Management System
1. Draw the Architecture of MySQL and explain about its subsystems briefly.
2. Elaborate with the help of an example the concept of Primary key and foreign key in Relational Database management system.
3. Explain View? With an example, use the format of view statement to create view.
4. What types of anomalies are found in relational database? Explain briefly.
5. Explain the three phases that a query passes through during the DBMS processing of that query? Explain briefly.
6. Write down the advantages of Advantages of Object Oriented Database Management.
Using Literal Character String Example: To print IS A as one string with column name employee SELECT ENAME || ' IS A ' || JOB AS "EMPLOYEE" FROM EMP;
An ideal data dictionary should have everything a DBA wants to know about the database. 1 Conceptual, External, and internal database descriptions. 2. Descriptions of attr
what is meant semantic query optimization? how does it differ from other query optimization techniques?
Scenario 1: Power goes out after the first instruction. What happens?
What are the situations while DBMS should not be used? DBMS should not be used in situations like: (i) No need of security. (ii) Not difficulty to access the data (iii) N
In E-R Diagram how derived attribute are represented ? In E-R Diagram By Dashed ellipse derived attribute are represented.
#explain five disadvantages of a dbms..
List some instances of collection types? a) sets b) arrays c) multisets
What are the two statements regarding transaction? The two statements regarding transaction of the form are:- A) Begin transaction B) End transaction
One-to-many : An entity in A is related with any number of entities in B. An entity in B is related with at the most one entity in A. Example: Relationship between faculty and d
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