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Consider the following HBase table design for blogs. On the website, logged in users (who all have a unique, integer user ID may comment on blog posts.
Cf: meta
Cf: comments
post11356
user: 3
content: …
1: <uid, comment>
2: <uid, comment>
post11357
user: 7
post11358
user: 5
post11359
For each query below, state either YES or NO the schema is optimal for that query. If you state NO, re-design the schema (copy the table above and modify it, then explain in English what is different with the new schema) so it is optimal for that specific query. a) Given a particular blog post, what are all of the comments associated with it?yesb) What are the blog posts for a particular user?c) What comments has a particular user posted?d) Deleting a particular blog post and all related data.
hello good night what is the justification for utalizing database management system approach i3939m not
build a sql server database in your visual studio project. add a table in the database using the properties of the
Identify the valid entities, and explain why the rejected entities should no be modeled and create a data model of the process showing entity associations.
Structured Methodologies, Data Flow Diagrams, Entity Relationship diagrams, Structured English, Decision Tables and Cohesion/coupling.
What time does it take to find the resulting tuples of the given query: "List the names of all students who are taking a class in the Turing Auditorium".
Explain one characteristic of a database that has data redundancy and Briefly explain the benefits of normalization and why we should implement it when designing databases
Imagine you are a senior systems administrator who has recently been given the task to help improve security of your company's IT infrastructure after a series of network security breaches.
Implement that entity as a database table with two subtypes, Games and Movie.
Create use case to describe a typical sales process. Then make a sequence diagram for use case.
What is the importance to have a button that takes you back to the main page on each web page? How does dead end or orphan pages affect the continuity of a website?
A small business with 100 computer workstations is installing a new local area network. All of the users perform the usual operations of e-mail. State your reasoning. Draw a floor plan for each If possible, show both floor plans on one page.
Write a PROLOG program that implements a family database for your family. Save it as an ordinary text file named family.pro. Your program should implement the following facts for your immediate family, grandparents, and great-grandparents.
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