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Construct a B+ tree for the following set of key value (2,3,5,7,11,19,23,29,31) in ascending order where the pointers that will fit in one node is as follows:A. four B. six C. eight assuming the tree is initially empty and values are in ascending order.
Find the average number of books borrowed per member. Take into account that if a member does not borrow any books, then that member does not appear in the borrowed relation at all.
oracle has many features for managing and tracking users. we have discussed user accounts with username password
Discuss what it will take to build a Web architecture, move an existing Website with minimal downtime, and provide a disaster recovery solution to ensure the site is always available.
Give an example of a (plausible) constraint involving one or more of these relations that is not a primary key or foreign key constraint.
its a lead a project that will implement a new learning management system for your university. you have two key tasks
an attribute is a characteristic or property of an entity. if person is an entity would the same attributes be used to
These comprise NOT NULL, CHECK, UNIQUE, REFERENTIAL INTEGRITY, and PRIMARY KEY constraints. Are these constraints which we are talking about easy to implement in Access Database?
All primary keys are underlined. All foreign keys have same name as primary key that they are referencing. Determine the names of all Tracks which are more than 10 minutes (600,000 ms) long.
Implement a program to query and update the text database for a library using a client/server model allowing multiple clients safe access to the database, and using a producer-consumer model to control the inventory of each item.
Give at least three reasons why ETL functions are most challenging in a data warehouse environment.
List the first and last names of any customers who have bought all of the items. (This does not need to be as part of a single purchase).
Explain the fundamentals of how data is physically stored and accessed and compose conceptual data modeling techniques that capture information requirements - design a relational database so that it is at least in 3NF.
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