Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Assuming that all the tables have been created as given in the relational schema, write SQL code to make the following changes in the structure of the tables:
(i) Make the employee_id the Primary Key of the EMPLOYEES table
(ii) Make the department_id and the manager_id the foreign key of the Employee table assuming that the department_id has been declared as the primary key of the DEPARTMENTS.
(iii) Add a check constraint in the Job_History table so that the end_date will always be greater than the start_date.
(iv) Add a unique constraint in the Employee table so that each employee will have a unique email address.
Big-Bang Testing : In this all the modules after unit testing are joint and tested in one go. The problem with this type of testing is debugging of errors.
Write the algorithm to print at list of numbers from 1 to 5 and there square
can yo do a project on Artificial Intelligence.The topic is L-system of flowers
Explain the Iterative Model Every release of Iterative Model is developed in a specific, fixed time period known as iteration. Each iteration focuses on a certain set of requir
Explain model-based expert systems and frame-based expert systems
Validation (Product Oriented) Validation is worried with whether the right functions of the program have been properly executed, and that this function will properly make the c
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
What is software testing?
Define Data Dictionary. The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous explanations so that us
explain the data dictionery
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd