If a (an) ____________ operation is utilized in a SQL program then all of the records...
If a (an) ____________ operation is utilized in a SQL program then all of the records in both tables will be selected.
a) Union
b) Join All
c) Intersection
d) Select All
Homework Answers
Union operator returns unique rows from both left and right query.
Intersect operators receive the common records from both left and right query.
Select all (*) will select all the records from both the tables.
There's no operator as "join all".
So, the correct answer is d. Select All
Add Answer to:
If a (an) ____________ operation is utilized in a SQL program
then all of the records...
17. The select operation: A) combines relational tables to provide the user with more information than...
17. The select operation: A) combines relational tables to provide the user with more information than is otherwise available. B) creates a subset consisting of columns in a table. C) identifies the table from which the columns will be selected. D) creates a subset consisting of all records in the file that meet stated criteria. 18. The join operation: A) combines relational tables to provide the user with more information than is otherwise available. B) creates a subset consisting of...
Which SQL statement retrieves the EmployeeName and City columns from the Employees table? O LIST EmployeeName,...
Which SQL statement retrieves the EmployeeName and City columns from the Employees table? O LIST EmployeeName, City ON Employees; O FIND EmployeeName, City ON Employees; SELECT EmployeeName, City FROM Employees; O RETRIEVE EmployeeName, City FROM Employees; Which SQL statement finds the different cities in which national parks reside with no duplicate rows listed? SELECT DISTINCT city FROM natlpark ORDER BY city; O ORDER BY natlpark DISTINCT city; O ORDER BY city FROM natlpark; O SELECT city FROM natlpark ORDER BY...
Question 7 0/1 pts The select operation: creates a subset consisting of all records in the...
Question 7 0/1 pts The select operation: creates a subset consisting of all records in the file that meet stated criteria. identifies the table from which the columns will be selected. combines relational tables to provide the user with more information than is otherwise available. creates a subset consisting of columns in a table. LO: 6.2: What are the principles of a database management system?
QUESTION 21 Complete the table below by matching each definition with the appropriate SQL clause. -A.B.C.D.E.F.G.H.I.J.K.L.M.N....
QUESTION 21 Complete the table below by matching each definition with the appropriate SQL clause. -A.B.C.D.E.F.G.H.I.J.K.L.M.N. A mandatory clause that is at the start of all SQL retrieval queries -A.B.C.D.E.F.G.H.I.J.K.L.M.N. A clause used to return only the values in a result table that are unique -A.B.C.D.E.F.G.H.I.J.K.L.M.N. A clause used to filter tuples according to some condition or predicate, like selection in relational algebra -A.B.C.D.E.F.G.H.I.J.K.L.M.N. A clause that is used to list the tables and any joins required in a query...
need help Create or edit the SQL statements required to accomplish the following tasks. All columns...
need help
Create or edit the SQL statements required to accomplish the following tasks. All columns should have a column name, feel free to create appropriate aliases Use screen shots to ca evidence that each task is completed; include the SQL records before and after statements are executed, as appropriate. Include all work, even if you get errors. Paste your screen shots into a single PowerPoint file pture statements output from the statements, and views of the object explorer when...
Write a program to create a set operation calculator applying object oriented programming principles discussed in...
Write a program to create a set operation calculator applying object oriented programming principles discussed in the class so far. The set operation calculator need to be enclosed inside one class with different methods responsible for performing the different operations listed below. When the constructor (def __init__() ) is called during object instantiation, two separate objects of this class need to be instantiated two sets S1 and S2. These two set objects can be instantiated from two python lists taken...
overview please help Question 1 (1 point) In a three-level DBMS architecture, the layer that interacts...
overview please help
Question 1 (1 point) In a three-level DBMS architecture, the layer that interacts directly with the hardware is the level. internal conceptual Ophysical external Question 2 (1 point) The level of a three-level DBMS architecture defines the logical view of the data. external internal conceptual Question 3 (1 point) In a three-level DBMS architecture, the layer that interacts directly with the user is the level. external internal conceptual physical Question 4 (1 point) Each column in a...
Which of the following options can you select in the Join Properties dialog box when you...
Which of the following options can you select in the Join Properties dialog box when you edit the relationship the Country and Code tables? Select all answers that apply: A only include rows where the joined fields from both tables are equal. □ B. Include ALL records from . country. □ C. Include ALL records from 'code'. D. Include ALL records from 'Country' and only those records from Code' where the joined fields are equal. □E. Include ALL records from...
10. a. Write a short Java Program that shows how SQL commands and JDBC can be...
10. a. Write a short Java Program that shows how SQL commands and JDBC can be used to connect the two. (See JDBC/ODBC Connections Lecture Notes 'CS267- SQL Injection, Security, and JDBC') b. Write a short paragraph 3-4 lines about the dangers of techniques like SQL Injection. 5 PT BONUS: Find the names of all the managers who manage more than 10 employees. [Hint: Can use Nested Select OR Group By... Having]
10. a. Write a short Java Program that...
Write a C++ program to keep records and perform statistical analysis for a class of 20...
Write a C++ program to keep records and perform statistical analysis for a class of 20 students. The information of each student contains ID, Name, Sex, quizzes Scores (2 quizzes per semester), mid-term score, final score, and total score. The program will prompt the user to choose the operation of records from a menu as shown below: ============================================== MENU =============================================== 1. Add student records 2. Delete student records 3. Update student records 4. View all student records 5. Calculate...
17. The select operation: A) combines relational tables to provide the user with more information than is otherwise available. B) creates a subset consisting of columns in a table. C) identifies the table from which the columns will be selected. D) creates a subset consisting of all records in the file that meet stated criteria. 18. The join operation: A) combines relational tables to provide the user with more information than is otherwise available. B) creates a subset consisting of...
Which SQL statement retrieves the EmployeeName and City columns from the Employees table? O LIST EmployeeName, City ON Employees; O FIND EmployeeName, City ON Employees; SELECT EmployeeName, City FROM Employees; O RETRIEVE EmployeeName, City FROM Employees; Which SQL statement finds the different cities in which national parks reside with no duplicate rows listed? SELECT DISTINCT city FROM natlpark ORDER BY city; O ORDER BY natlpark DISTINCT city; O ORDER BY city FROM natlpark; O SELECT city FROM natlpark ORDER BY...
Question 7 0/1 pts The select operation: creates a subset consisting of all records in the file that meet stated criteria. identifies the table from which the columns will be selected. combines relational tables to provide the user with more information than is otherwise available. creates a subset consisting of columns in a table. LO: 6.2: What are the principles of a database management system?
need help
Create or edit the SQL statements required to accomplish the following tasks. All columns should have a column name, feel free to create appropriate aliases Use screen shots to ca evidence that each task is completed; include the SQL records before and after statements are executed, as appropriate. Include all work, even if you get errors. Paste your screen shots into a single PowerPoint file pture statements output from the statements, and views of the object explorer when...
overview please help
Question 1 (1 point) In a three-level DBMS architecture, the layer that interacts directly with the hardware is the level. internal conceptual Ophysical external Question 2 (1 point) The level of a three-level DBMS architecture defines the logical view of the data. external internal conceptual Question 3 (1 point) In a three-level DBMS architecture, the layer that interacts directly with the user is the level. external internal conceptual physical Question 4 (1 point) Each column in a...
Which of the following options can you select in the Join Properties dialog box when you edit the relationship the Country and Code tables? Select all answers that apply: A only include rows where the joined fields from both tables are equal. □ B. Include ALL records from . country. □ C. Include ALL records from 'code'. D. Include ALL records from 'Country' and only those records from Code' where the joined fields are equal. □E. Include ALL records from...
10. a. Write a short Java Program that shows how SQL commands and JDBC can be used to connect the two. (See JDBC/ODBC Connections Lecture Notes 'CS267- SQL Injection, Security, and JDBC') b. Write a short paragraph 3-4 lines about the dangers of techniques like SQL Injection. 5 PT BONUS: Find the names of all the managers who manage more than 10 employees. [Hint: Can use Nested Select OR Group By... Having]
10. a. Write a short Java Program that...
Most questions answered within 3 hours.
-
Calculate the pH of each of the following solutions.
0.50 M HBr
3.1×10−4 M KOH
4.2×10−5...
asked 1 hour ago -
For the year ended December 31, Depot Max’s cost of merchandise
sold was $85,600. Inventory at the...
asked 1 hour ago -
Week 10 - Professional Memo Assignment
Professional Memo Assignment
Your mission for this week, should you...
asked 1 hour ago -
Write a Python program that stores the data for each
player on the team, and it...
asked 2 hours ago -
In
the last 3 months, mike never knows when he is going to get his
allowance...
asked 2 hours ago -
Is Ca(OH)2 a Bronsted base, Lewis base, or both? Why?
asked 2 hours ago -
1A- Why don’t voters complain about U.S. tariffs on imported
sugar?
Because sugar is only a...
asked 2 hours ago -
Cash Payback Period
Primera Banco is evaluating two capital investment proposals for
a drive-up ATM kiosk,...
asked 2 hours ago -
Create a button in Swift (Xcode) that will create a charge,
create a charge using Stripe's...
asked 2 hours ago -
The reaction rate of CO and NO2 in the reaction
CO(g) + NO2(g) → CO2(g) +...
asked 2 hours ago -
Imagine that a chemist puts 6.40 mol each of
C3H8 and O2 in a 1.00-L container...
asked 2 hours ago -
How much money should be invested today in order to have $8340
at the end of...
asked 2 hours ago