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1. Briefly describe the ACID properties to which an SQL database must conform. Identify one advantage and one disadvantage associated with ACID conformance.
2. Briefly describe how a NoSQL database operates.
3. Identify and briefly describe some of the challenges and issues associated with big data.
4. Identify and briefly describe the steps in the ETL process. What is the goal of the ETL process?
Pathivadr's (2009) article addresses a fundamentally critical function in the relational model DB-referential integrity. What is referential integrity
Compare activity (quite theoretical) of the disk (in number of bytes) required for each of both relational. Write down the advantages and inconveniences of new relational scheme.
Develop a Use Case for each of the major processes and create the context diagram for the system described.
The small publishing company you work for wants to create a new database for storing information about all of its author contracts. What factors will influence how you design the database?
assignment 4.3 complete problems 1-5 on page 283 of your textbook. test your sql code using oracle xe. once you are
Create an ERD that shows the entities, attributes, relationships, cardinality and optionality that describe the booking of a room by a guest. This ERD is to be labelled ERD 1 - Add the entities, attributes, relationships, cardinality and optionalit..
Create a data table to generate 50 runs of the simulation. As in previous assignments, this must be an actual data table structure to earn full credit. Calculate the average profit over the 50 simulation runs.
However, the only way you can access values is through queries to the databases. In single query, you can specify value k to one of two databases.
Database Modeling and Design: A complete table diagram. Transform model to tables, include all attributes and keys.
Write the SQL commands to be used to create each of the tables that you would included in the creation of the database for SFV. Assume you own constraints and data verifications - Develop a normalized database for all the tables and you should sho..
What is the difference between the information provided by the E-R Diagram and the data dictionary?
This is the final installment of the project! The focus is to write SQL queries that combine data from both Mondial and GapMinder (GM). For most queries you will need both Mondial and GM data, so you may need to use your bridge table(s).
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