SQL

This lab illustrates how minor changes in a query may have a significant impact

This lab illustrates how minor changes in a query may have a significant impact on the execution plan. MySQL Workbench exercise Refer to the film, actor, and film_actor tables of the Sakila database. This exercise is based on the initial Sakila installation. If you have altered these tables or their data, your results may be …

This lab illustrates how minor changes in a query may have a significant impact Read More »

In a 300 words, address the following questions: Demonstrate and describe the at

In a 300 words, address the following questions: Demonstrate and describe the atomicity, consistency, isolation, and durability (ACID) test, including the meaning of each of the four components. Provide an example that illustrates the importance of adhering to the ACID test. Explain “collateral damage” in an update query. Explain why locking prevents dirty reads. Summarize …

In a 300 words, address the following questions:
Demonstrate and describe the at
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For Project, submit the following documents: ER diagram DBDL Short description o

For Project, submit the following documents: ER diagram DBDL Short description of your project SQL script that contains: codes to create tables (including setting Primary and Foreign Keys) codes to insert data (you will create your own data) Queries Brief Description: Project Proposal For my project proposal I would like to do a project focused …

For Project, submit the following documents:
ER diagram
DBDL
Short description o
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1. [50 pts] John Doe decided on building a data analysis project to help blogge

1. [50 pts] John Doe decided on building a data analysis project to help bloggers write better. To accomplish this, he found out that a database out of billions of blog articles needs to be built. After building such a database, he needs to build another database to process and analyze those articles and give …

1. [50 pts] John Doe decided on building a data analysis project to help
blogge
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INFO321 WEEK 3 Assignment Page 1 of 3 OBJECTIVES Use SQL commands to Create a ta

INFO321 WEEK 3 Assignment Page 1 of 3 OBJECTIVES Use SQL commands to Create a table, Insert data into that table and Select data from that table. Complete the same tasks using MS Access (graphic user interface). Part A SQL Commands (70%) Read all Part A instructions before beginning General Information: Go to http://www.sqlcourse.com/create.html , …

INFO321 WEEK 3 Assignment
Page 1 of 3
OBJECTIVES
Use SQL commands to Create a ta
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1. What is the difference between a DDL and a DML? Describe one example of how

1. What is the difference between a DDL and a DML? Describe one example of how you might use each one. 2. Microsoft SQL Server is a popular relational database management system (RDBMS). Referring to the documentation for MS SQL Server, describe, in no more than two to three sentences each, the basic role of …

1. What is the difference between a DDL and a DML? Describe one example of how Read More »

In a 500 word document, address the following: Explain the phases and function o

In a 500 word document, address the following: Explain the phases and function of the query optimizer. Identify the tools to edit query optimizer strategies. Explain how performance of a database system is measured. Differentiate between response time and throughput. Explain how the physical design of a database influences performance tuning. Explain three ways queries …

In a 500 word document, address the following:
Explain the phases and function o
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