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Database Concepts 6th Edition David M Kroenke, David J Auer - Solutions
Write an SQL statement to count the number of pets.AppendixLO1
Write an SQL statement to display the name and breed of all pets, sorted by Pet Breed in ascending order and by PetName in descending order within PetBreed.AppendixLO1
Write an SQL statement to display the name and breed of all pets, sorted by PetName.AppendixLO1
Write an SQL statement to display the last name, first name, and email of any owner who has a NULL value for OwnerPhone.AppendixLO1
Write an SQL statement to display the last name, first name, and email of all owners who have an email address ending with somewhere.com. Assume that email account names can be any number of characters.AppendixLO1
Write an SQL statement to display the pet ID, breed, and type for all pets having a four-character name starting with K.AppendixLO1
Write an SQL statement to display the name, breed, and type for all pets that are not of type Cat, Dog, or Fish.AppendixLO1
Write an SQL statement to display the breed, type, and DOB for all pets having the type Dog and the breed Std. Poodle.AppendixLO1
Write an SQL statement to display the PetBreed column of PET. Do not show duplicates.AppendixLO1
Write an SQL statement to display the PetBreed column of PET.AppendixLO1
Write an SQL statement to display the breed, type, and DOB of all pets having the type Dog.AppendixLO1
Write an SQL statement to display the breed and type of all pets.AppendixLO1
Write an SQL statement to display all columns of all rows of PET. Use the asterisk (*) notation.AppendixLO1
Write an SQL statement to display all columns of all rows of PET. Do not use the asterisk (*) notation.AppendixLO1
Write the SQL statements necessary to remove the PET OWNER table from the database. Assume that the PET table is to be removed. Do not run these commands in an actual database!AppendixLO1
Write the SQL statements necessary to remove the PET OWNER table from the database. Assume that the referential integrity constraint is to be removed. Do not run these commands in an actual database!AppendixLO1
Write the required SQL statements to create the PET 2 table.AppendixLO1
Create a referential integrity constraint on OwnerID in PET. Assume that deletions should cascade. The following table schema for the PET 2 table is an alternate version of the PET table:AppendixLO1
Create a referential integrity constraint on OwnerID in PET. Assume that deletions should not cascade.AppendixLO1
Write an SQL CREATE TABLE statement to create the PET table without a referential integrity constraint on OwnerID in PET. Justify your choices of column properties. Why not make every column NOT NULL?AppendixLO1
Write an SQL CREATE TABLE statement to create the PET OWNER table, with OwnerID as a surrogate key. Justify your choices of column properties.AppendixLO1
through 3.51: PET OWNER (OwnerID, OwnerLastName, OwnerFirstName, Owner Phone. OwnerEmail) PET (PetID, PerName, PetType, Pet Breed, PetDOB, OwnerID) Sample data for these tables are shown in Figures 3-17 and 3-18. For each SQL statement you write, show the results based on these data. If possible,
Why do some standard SQL-92 statements fail to run successfully in Microsoft Access?AppendixLO1
Describe in your own words the purpose of the two business rules listed on page 114.AppendixLO1
Why is it important to learn SQL?AppendixLO1
Explain the importance of SQL-92.AppendixLO1
What is a data sublanguage?AppendixLO1
What does SQL stand for?AppendixLO1
In this exercise, you will create a Web page in the DBC folder and link it to the HSD Web page in the HSD folder. A. Figure 7-30 shows the HTML code for a Web page for the DBC folder. Note that the page is called index.html, the same name as the Web page in the HSD folder. This is not a problem
Based on the discussion of the Heather Sweeney Designs operational database (HSD) and dimensional database (HSD-DW) in the text, answer the following questions. A. Using the SQL statements shown in Figure 8-10, create the HSD-DW data- base in a DBMS. B. What transformations of data were made before
What is Hadoop, and what is the history of the development of Hadoop to its current state? What are HBase and Pig?AppendixLO1
Explain MapReduce processing.AppendixLO1
As illustrated in Figure 8-20, what is structured storage and how are structured storage systems organized? How do structured storage systems compare to RDBMS systems?AppendixLO1
What is Cassandra, and what is the history of the development of Cassandra to its current state?AppendixLO1
What were the first two nonrelational data stores to be developed, and who developed them?AppendixLO1
What is the NoSQL movement?AppendixLO1
What is the relationship between 1 MB of storage and 1EB of storage?AppendixLO1
What is Big Data?AppendixLO1
What is an object-relational database?AppendixLO1
According to this chapter, why were OODBMSS not successful?AppendixLO1
What does OODBMS stand for, and what is its purpose?AppendixLO1
In general terms, explain why relational databases are difficult to use for object persistence.AppendixLO1
Explain the meaning of the term object persistence.AppendixLO1
What organizations should consider using a distributed database?AppendixLO1
What solution is used to prevent the problems in question 8.312 8.33 Explain what problems can occur in a distributed database that is partitioned but not replicated.AppendixLO1
If more than one computer can update a replicated database, what three problems can occur?AppendixLO1
Explain what must be done when fully replicating a database but allowing only one computer to process updates.AppendixLO1
Explain one way to replicate a database that has three tables: T1, T2, and T3.AppendixLO1
Explain one way to partition a database that has three tables: T1, T2, and T3.AppendixLO1
Define distributed database AppendixLO1
Explain two ways that the OLAP report in Figure 8-18 differs from that in Figure 8-17.AppendixLO1
What is drill down?AppendixLO1
Give an example, other than ones in this text, of a measure, two dimensions related to your measure, and a cube.AppendixLO1
Define measure, dimension, and cube.AppendixLO1
What is the distinguishing characteristic of OLAP reports?AppendixLO1
What does OLAP stand for?AppendixLO1
What is a conformed dimension?AppendixLO1
Why is the time dimension important in a dimensional model?AppendixLO1
What is a slowly changing dimension?AppendixLO1
What is a dimension table? What types of data are stored in dimension tables?AppendixLO1
What is a measure?AppendixLO1
What is a fact table? What type of data are stored in fact tables?AppendixLO1
What is a star schema?AppendixLO1
Describe the differences between operational databases and dimensional databases.AppendixLO1
What is the enterprise data warehouse (EDW) architecture?AppendixLO1
Explain the difference between a data warehouse and a data mart. Give an example other than the ones used in this book.AppendixLO1
Give examples of data warehouse metadata.AppendixLO1
Why are data warehouses necessary?AppendixLO1
What does it mean to transform data? Give an example other than the ones used in this book.AppendixLO1
What problems in operational data create the need to clean data before loading the data into a data warehouse?AppendixLO1
What is an ETL system, and what functions does it perform?AppendixLO1
Summarize the problems with operational databases that limit their usefulness for BI applications.AppendixLO1
What are the three sources of data for BI systems?AppendixLO1
Name and describe the two main categories of BI systems.AppendixLO1
How do BI systems differ from transaction processing systems?AppendixLO1
What are BI systems?AppendixLO1
Code two HTML/PHP pages to add a new CUSTOMER to the HSD database. Create data for two new CUSTOMERS and add them to the database to demonstrate that your pages work.AppendixLO1
Create a Web page for Heather Sweeney Designs to display data in the SEMINAR, SEMINAR CUSTOMER, and CUSTOMER tables to list the SEMINAR data and the EmailAddress, LastName, FirstName, and Phone of any CUSTOMER who attended the SEMINAR with SeminarID = 3. Add a hyperlink to the HSD home page to
Create a Web page for Heather Sweeney Designs to display the data in the SEMINAR CUSTOMER table for the SEMINAR with SeminarID = 3. Add a hyperlink to the HSD home page to access the page.AppendixLO1
Create a Web page for Heather Sweeney Designs to display the data in the SEMINAR CUSTOMER table. Add a hyperlink to the HSD home page to access the page.AppendixLO1
Create a Web page for Heather Sweeney Designs to display the EmailAddress, LastName, FirstName, and Phone of customers in the CUSTOMER table. Add a hyperlink to the HSD home page to access the page.AppendixLO1
What is the purpose of XML Web Services?AppendixLO1
What is the purpose of the FOR XML expression in an SQL statement?AppendixLO1
In general terms, explain why XML is important for database processing.AppendixLO1
Explain why XML is extensible.AppendixLO1
How does XML differ from HTML?AppendixLO1
What does XML stand for?AppendixLO1
What are the problems in interpreting tags such as ... in HTML?AppendixLO1
In general terms, how are sessions managed by database applications when using HTTP?AppendixLO1
Under what circumstances does statelessness pose a problem for database processing?AppendixLO1
With respect to HTTP, what does stateless mean?AppendixLO1
Show a snippet of PHP code for disconnecting from the database. Explain the meaning of the code.AppendixLO1
Show a snippet of PHP code for displaying the contents of a recordset. Explain the meaning of the code.AppendixLO1
Show a snippet of PHP code for creating a recordset. Explain the meaning of the code.AppendixLO1
Show a snippet of PHP code for creating a connection to a database. Explain the meaning of the code.AppendixLO1
What is the Eclipse PDT Project?AppendixLO1
What is the Eclipse IDE?AppendixLO1
What is an Integrated Development Environment (IDE), and how is it used?AppendixLO1
How are comments designated in HTML code?AppendixLO1
How are comments designated in PHP code?AppendixLO1
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