https://mycourses.dtcc.edu/content/enforced/63813-202152-CRN-33539/…
https://mycourses.dtcc.edu/content/enforced/63813-202152-CRN-33539/WorldData_CreateScript_Complete.sql?_&d2lSessionVal=F5oZVPM9lQN1nlTTezHRoYNwh joining tables
MCQ: Which of the following is true of NoSQL databases? Group of…
MCQ: Which of the following is true of NoSQL databases? Group of answer choices They are geared toward transaction consistency rather than performance. They do not support distributed database architectures. They do not support very large amounts of sparse data. They are not based on the relational model. A(n) […]
a primary key can have a null value. Is this true or…
a primary key can have a null value. Is this true or false? can someone help me with these questions?
I have the diagram made for the questions that are shown below….
I have the diagram made for the questions that are shown below. However, I need help in explaining each one (the last bit of instructions on each question) because I dont know how to do that. I was able to get the diagram it was asking, just not able to fully put it into words […]
What is wrong about a surrogate key? Select one: a. A surrogate is…
What is wrong about a surrogate key? Select one: a. A surrogate is an attribute or set of attributes that uniquely identifies a record in a relation b. A surrogate key does not exist in the real world as a real attribute of an entity set c. A surrogate key is usually a generated unique […]
7-1 Project Two: Analyzing Databases. (Please provide Codio…
7-1 Project Two: Analyzing Databases. (Please provide Codio Screenshots thanks) Competency In this project, you will demonstrate your mastery of the following competency: Analyze the results of queries constructed to address data requirements Scenario The product manager of Quantigration has asked your data analytics team for a report summarizing your analysis of the […]
