Customer Service Chat
Get quote & make Payment
Triggers and Stored Procedures, Database Management System
10A.53 Code an Oracle Database trigger to enforce the constraint that an employee can
never change his or her department.
10A.54 Code an Oracle Database trigger to allow the deletion of a department if it
only has one employee. Assign the last employee to the Human Resources
10A.55 Design a system of triggers to enforce the M-M relationship. Use Figure 10A-53 as an
example, but assume that departments with only one employee can be deleted.
Assign the last employee in a department to Human Resources.
Posted Date: 12/8/2012 9:56:14 PM | Location : United States
Ask an Expert
Triggers and Stored Procedures, Assignment Help, Ask Question on Triggers and Stored Procedures, Get Answer, Expert's Help, Triggers and Stored Procedures Discussions
Write discussion on Triggers and Stored Procedures
Your posts are moderated
Write your message here..
Search the salary of employees who are not ‘analyst’ , Example- Search the ...
Example- Search the salary of employees who are not 'ANALYST' but get a salary below than or equal to any people employed as 'ANALYST'. SELECT EMPNO, ENAME, JOB, SAL FROMEMP
State the rearranging the execution order for efficiency, Define the step -...
Define the step - Rearranging the Execution Order for Efficiency As we know that algorithm and data structure are closely related to one another, but data structure is conside
Identify the critical activities, Consider a systems development project wi...
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
Illustrate the deployment diagram, Illustrate the Deployment Diagram A...
Illustrate the Deployment Diagram A deployment diagram shows all nodes on network, their processor execution and interconnections. In a dynamic model, this is used to represen
Explain candidate key and super key, Explain Candidate Key and Super Key ...
Explain Candidate Key and Super Key A super key is a set of one or more than attributes that, taken collectively, permits us to identify uniquely a tuple in the relation. Wher
Explain i command in qbe, Explain I command in QBE ? I : It is the co...
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
What is entity in dbms, What is entity in DBMS? Entity: A DBMS entity i...
What is entity in DBMS? Entity: A DBMS entity is either a thing in the modelled world or a drawing element in an ERD.
Deadlock and its prevention, Deadlock And Its Prevention: As seen earlier,...
Deadlock And Its Prevention: As seen earlier, though two phase locking protocol handles the trouble of serialisability, but it causes some troubles also. For instance, consider th
What is thread splitting, What is Thread splitting A thread of cont...
What is Thread splitting A thread of control is a path by which a set of state diagrams on that a single object is active at a time. Objects are shared between threads
Example of primary key, Suppose that in an organisation, an employee may do...
Suppose that in an organisation, an employee may do different roles in dissimilar projects. Say, RAM is doing coding in one project and doing designing in another. Suppose that the
Accounting Assignment Help
Economics Assignment Help
Finance Assignment Help
Statistics Assignment Help
Physics Assignment Help
Chemistry Assignment Help
Math Assignment Help
Biology Assignment Help
English Assignment Help
Management Assignment Help
Engineering Assignment Help
Programming Assignment Help
Computer Science Assignment Help
Why Us ?
~24x7 hrs Support
~Quality of Work
~Time on Delivery
~Privacy of Work
Human Resource Management
Literature Review Writing Help
Follow Us |
T & C
Copyright by ExpertsMind IT Educational Pvt. Ltd.