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Describe the responsibilities of the DBA and the database designer ?
The responsibilities of DBA and database designer are:1. Planning for the database's future storage needs2. Describing database availability and fault management architecture3. Defining and forming environments for development and latest release installation4. Creating physical database storage structures after developers have designed an application5. Constructing the database6. Determining and setting the physical and size locations of data files7. Evaluating latest hardware and software purchase8. Researching, testing, and recommending tools for Oracle development, database administration, modeling, and backup and recovery implementation, as well as planning for the future9. Giving database design and implementation 10.Understanding and employing the optimal flexible architecture to ease administration, permit flexibility within managing I/O, and to increase the capability to scale the system
Example : Create a sequence named SEQSS that starts at 105, has a step of 1 and can take maximum value as 2000. CREATE SEQUENCE SEQSS START WITH 105 INCREMENT BY 1 MAX VA
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
State the process of Rearranging Classes and Operations The various, yet similar operation of different classes can be slightly modified thus that they can be covered by a sin
The Database MySQL scripts cars_for_sale.sql and car_details.sql containing the data to use for this task have been supplied. To complete this task, you need to first create
Structure of Client Server Systems: In client/server architecture, clients show users who require services while servers give services. Both client and server are a combination of
Explain the difference between optimistic locking and pessimistic locking. Optimistic locking supposes no transaction conflict will occur and deals with the consequences if it
what is cascading rollback
Birla Institute of Technology & Science, Pilani Work-Integrated Learning Programmes Division Second Semester 2012-2013 EC-1 Assignment 2 (7.5% of the grade) Course No. : SS ZG
How to draw an ER diagram to a finance companz
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