Pearson eText for Starting out with Visual C# -- Instant Access (Pearson+)
5th Edition
ISBN: 9780137502783
Author: Tony Gaddis
Publisher: PEARSON+
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Textbook Question
Chapter 12, Problem 7MC
A(n) __________ is a column that contains unique values that are generated by the DBMS.
- a. generated column
- b. pseudo-primary key
- c. identity column
- d. automatic entry
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A(n) __________ is a column that contains unique values that are generated by the DBMS. a. generated column b. pseudo-primary key c. identity column d. automatic entry
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Chapter 12 Solutions
Pearson eText for Starting out with Visual C# -- Instant Access (Pearson+)
Ch. 12.1 - Prob. 12.1CPCh. 12.1 - Why do most businesses use a DBMS to store their...Ch. 12.1 - When developing a C# application that uses a DBMS...Ch. 12.2 - Prob. 12.4CPCh. 12.2 - Prob. 12.5CPCh. 12.2 - What is the purpose of a primary key?Ch. 12.2 - Prob. 12.7CPCh. 12.2 - If a particular column is not allowed to be null,...Ch. 12.3 - List each of the .NET components that allow an...Ch. 12.3 - Prob. 12.10CP
Ch. 12.3 - What component is used to connect interface...Ch. 12.4 - Prob. 12.12CPCh. 12.4 - List the components that are automatically created...Ch. 12.4 - Prob. 12.14CPCh. 12.4 - What kind of information is displayed in the Data...Ch. 12.5 - How can you create a form that shows the columns...Ch. 12.5 - Prob. 12.17CPCh. 12.5 - Prob. 12.18CPCh. 12.6 - Prob. 12.19CPCh. 12.6 - When you create a Details view, what determines...Ch. 12.6 - Prob. 12.21CPCh. 12.6 - Prob. 12.22CPCh. 12.7 - In SQL, what is the purpose of the Select...Ch. 12.7 - What are the instructions for the DBMS to carry...Ch. 12.7 - How are the relational operators used in SQL...Ch. 12.7 - Prob. 12.26CPCh. 12.7 - Prob. 12.27CPCh. 12.7 - Prob. 12.28CPCh. 12.7 - Prob. 12.29CPCh. 12.7 - In an SQL statement, with what symbol does a query...Ch. 12 - Prob. 1MCCh. 12 - Prob. 2MCCh. 12 - A __________ holds a collection of related data...Ch. 12 - A __________ is a complete set of information...Ch. 12 - A(n) __________ holds an individual piece of...Ch. 12 - A __________ is a unique column value that can be...Ch. 12 - A(n) __________ is a column that contains unique...Ch. 12 - A __________ is a source of data with which the...Ch. 12 - A __________ connects to a data source and can...Ch. 12 - Prob. 10MCCh. 12 - A __________ is a component that can connect user...Ch. 12 - Prob. 12MCCh. 12 - A __________ can display an entire database table...Ch. 12 - A __________ is a set of individual controls that...Ch. 12 - Prob. 15MCCh. 12 - Prob. 16MCCh. 12 - Prob. 17MCCh. 12 - Prob. 18MCCh. 12 - __________, which stands for __________, is a...Ch. 12 - __________ are instructions for the DBMS to carry...Ch. 12 - In SQL, you use the __________ to retrieve the...Ch. 12 - A(n) __________ is an SQL statement that is stored...Ch. 12 - The __________ describes the contents of a...Ch. 12 - Prob. 1TFCh. 12 - The DBMS works directly with the data and sends...Ch. 12 - The data that is stored in a database is organized...Ch. 12 - Each column in a table must have a name.Ch. 12 - When you create a database table, the data types...Ch. 12 - When working with the data in a database table,...Ch. 12 - If a column in a database table contains no data,...Ch. 12 - An application works directly with a database,...Ch. 12 - Rather than showing multiple rows at once, a...Ch. 12 - Prob. 10TFCh. 12 - String comparisons in SQL are case sensitive.Ch. 12 - Prob. 1SACh. 12 - Briefly describe the layered nature of an...Ch. 12 - What is the data that is stored in a row of a...Ch. 12 - Are the data types used when creating a database...Ch. 12 - How do you create a primary key for a table with...Ch. 12 - Prob. 6SACh. 12 - Instead of working with the database directly,...Ch. 12 - What control can be used to display an entire...Ch. 12 - Prob. 9SACh. 12 - In SQL, what statement do you use to retrieve...Ch. 12 - Prob. 11SACh. 12 - Prob. 1AWCh. 12 - Write a Select statement that returns all the...Ch. 12 - Write a Select statement that returns only the...Ch. 12 - Write a Select statement that returns the...Ch. 12 - Write a Select statement that returns the...Ch. 12 - Write a Select statement that returns all the...Ch. 12 - Write a Select statement that returns the...Ch. 12 - Write a Select statement that returns the...Ch. 12 - Personnel Database Use Visual Studio to create a...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- Create a view named CONDO_FEES. It consists of two columns: the first is the square footage, and the second is the average fee for all condos in the CONDO_UNIT table thathave that square footage. Use AVERAGE_FEE as the column name for the average fee.Group and order the rows by square footage. a. Write and execute the CREATE VIEW command to create the CONDO_FEES view. b. Write and execute the command to retrieve the square footage and average fee foreach square footage for which the average fee is greater than 500. c. Write and execute the query that the DBMS actually executes. d. Does updating the database through this view create any problems? If so, what arethey? If not, why not?arrow_forwardDoes the DBMS or the user make the choice of which index to use to accomplish a given task?arrow_forwardA unique identifier for a data row that consists of more than one field is commonly called a: primary plus key composite primary key foreign key none of the abovearrow_forward
- Perform the following tasks: a. Create an index named ITEM_INDEX1 on the ITEM_NUM column in the ORDER_LINEtable. b. Create an index named ITEM_INDEX2 on the CATEGORY column in the ITEMtable. c. Create an index named ITEM_INDEX3 on the CATEGORY and STOREHOUSE columnsin the ITEM table. d. Create an index named ITEM_INDEX4 on the CATEGORY and STOREHOUSEcolumns in the ITEM table. List categories in descending order.arrow_forwardCreate a view named CONDO_OWNERS. It consists of the location number, unit number, square footage, bedrooms, baths, condo fee, and owners last name for every condo inwhich the number of bedrooms is three. a. Write and execute the CREATE VIEW command to create the CONDO_OWNERSview. b. Write and execute the command to retrieve the location number, unit number,condo fee, square footage, and owners last name for every condo in theCONDO_OWNERS view with a condo fee of less than 500. c. Write and execute the query that the DBMS actually executes. d. Does updating the database through this view create any problems? If so, what arethey? If not, why not?arrow_forwardIn a rollforward, the DBMS uses the log to undo any changes made to the database during a certain period. (515)arrow_forward
- When creating DB tables that contain foreign key references to other tables, you must: first create the table in which the primary key is a foreign key B first create the table in which the foreign key is a primary key first remove all integrity constraints it does not matter, you are free to create any table first Question 3 1 F The 99MI format model does one of the following: A prefaces negative value with minus sign as in -12 displays minutes together with the hours as in 12:34 displays months as digits as in 12 months displays Medium-size-Integers, i.e. with no decimal pointarrow_forwardSolve DBMS Questionarrow_forwardDBA time is saved thanks to the DBMS's query optimisation procedures.arrow_forward
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