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Write a 700- to 1,050-word paper describing the steps involved in downloading files and programs from the Internet. Include a personal experience in which you have downloaded freeware, shareware, or licensed software. What are the advantages and disadvantages of downloading software from the Internet?
Transform the tables into one or more tables in BCNF. State the primary keys, candidate keys, and referential integrity constraints.
You should briefly describe each database being compared. Then compare the databases based on their scalability functionality, and interoperability. Finally, make your recommendation based on yo comparison.
Discuss why a relational database would be suitable for the organisation in the case study and provide three reasons for this recommendation and discuss using three advantages that a database management system provides to an organisation.
Describe the information seen, using the terms such as table, schema and key. Describe the EMPLOYEE and EMP_PHOTO tables in detail.
Write a Assignment to study and modify the PostgreSQL source code, with a focus on one of the core modules - the buffer manager
What are the advantages of having the DBMS between the end user's applications and the database?
How many entities are shown by this relation?
Carry out the following tasks below by using the correct SQL statements. Create the statements in Oracle by using the following steps (SQL > SQL commands > Enter Command). Determine the columns that make up the primary key of the l_lunch_items tabl..
Suppose we are to design a registrar's database to store information about students, courses, the courses students have taken. Convert the E/R diagram into a relational schema.
Several times, database triggers are utilized to record logins by users. Here is the example of login trigger that inserts row into table every time a user connects.
Consider a relation schema r(A,B,C,D,E, F) and a set of functional dependencies {A BCD,BCDE,BD,DA}. Determine whether or not (A,E, F) is in BCNF and justify your answer. If (A,E, F) is not in BCNF,find a BCNF decomposition of it.
Construct a relational schema for the ER-diagram. Make sure that you correctly translate Specialization and Many-to-Many relationships. Please follow carefully the following guidelines when you ?nish this question.
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