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Discussion: "data wharehousing"
Please respond to the following:
• Having live data accessible all the time for an indefinite period is expensive. This is why data warehousing is so important. This week, we've been looking at data warehouse planning. When you consider your plan for data warehousing, what do you think are two of the more key items to think about? Is there a recommendation to management that you have in mind already, just from your studies this week?
write a program to keep track of a CD or DVD collection. This can only work exclusively with either CDs or DVDs since some of the data is different. The data will be stored ina file. The data from the file will be stored ina text file as records. Eac..
Display the full details for the cheapestservices provided by ZC2 - The Case Study-Zen Chiropractic Clinic
Write a query that performs an inner join of the grade, student, and grade_type tables using ANSI SQL 99 syntax (JOIN ON).
What a query execution plan? Discuss the reasons for converting SQL queries into relational algebra queries before optimization is done
406706 - Physical Database Design Assignment: Query Optimisation. This assignment aims to develop your skills optimizing query. It involves identifying the suitable methods for structuring the data and writing the query
List the SKU which was purchased the most. List the three SKUs that were purchased most frequently together. List the four SKUs that were purchased most frequently together.
Discuss the issues the project manager must consider when assigning programming tasks to programmers.
The GFF3 format is a commonly-used one in bioinformatics for representing sequence annotation and which ID (cv_id) corresponds to the GO ontology stored in the database and how many controlled vocabulary terms (cvterm table) are linked to the GO onto..
Exceptions in credit card transactions can aid us fraudulent use of credit card. Suggest two methods for outlier detection.
Identify the stakeholders for your selected scenario. Create a plan for an hour-long interview with representatives of these stakeholders. Then meet with the instructor to discuss possible answers to the questions.
In your Learning Team this week,you normalized the ERD to third normal form (3NF). This is a key element in effective database design.
Who knows how to make an ERD for database
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