Option B) is the correctly stated correlated subquery as in the comparison C.creditCardNo<>O.creditCardNo, a reference is made to the parent query i.e using C and furthermore, the comparison is within the subquery and not outside it.
Which of the following SQL statements is a correctly stated correlated subquery? A. SELECT CCustName FROM...
If K> 1, which of the following statements correctly describes E°? E>0 Under which of the following situations does E E o2 A When Q<1 B When Q>1 C When Q<0 D WhenQ 1
SUBQUERIES #24 Which of the following steps are necessary for a subquery to reference a column coming from the FROM clause in the outer query when the subquery has a column of the same name? SELECT ONE OF THE FOLLOWING (1 PT) A. Use TABLE.COLUMN or alias.COLUMN when referencing the column from the outer query B. Ensure the same column is made available in the FROM clause of the subquery C. Define the column available in the outer query in...
Which of the following statements is incorrect?
Which of the following statements is incorrect? Select one: O a. Enthalpy is a state function. O b. The value of q is positive when heat flows into a system from the surroundings. OC. Internal energy is a state function. O d. Heat flows from a system into the surroundings in an endothermic process. e. The value of q is positive in an endothermic process.
4. Look at the following statements. Which are correctly stated needs or feeling statements? a. I feel disappointed that you are backing out of this show after you agreed to help me with it. b. You really irritate me when you don't show up for a date with me. c. I need assurance I am loved in a language I understand. d. I need for you to tell me where a class is going so that I can get excited...
LEIHPL1 Which of the following SQL statements identifies the value of the default logical storage units in Oracle? SELECT PROPERTY_VALUE FROM DATABASE PROPERTIES WHERE PROPERTY_NAME = 'DEFAULT TEMP_TABLESPACE'; SELECT PROPERTY_VALUE FROM DATABASE PROPERTIES WHERE PROPERTY_NAME = 'DEFAULT_TEMP_TABLESPACE'; SELECT PROPERTY_VALUE FROM DATABASE_PROPERTIES WHERE TABLESPACE PROPERTY = 'DEFAULT_LOGICAL_STORAGE'; SELECT VALUE FROM V$TABLESPACE - nNONGRTY YALLIF = 'DEFAULT TEMP TABLESPACE';
This code must be in SQL - Run the script provided with the assignment. This will create the tables used for this assignment. Write the necessary SQL commands to perform the required actions. Run the queries to obtain results from the database. (Make sure all columns returned have proper headings.) 3 2 In a single row show the following values: how many unique manufacturers are in the products table. What is the most expensive price per unit in the products...
Which of the following statements correctly describes the properties of ethylene? Select one: a. The H-C-H bond angles are approximately 109.5º. b. There are a total of 6 sigma bonds. c. The C-C bond is shorter and stronger than the C-C bond in ethane. d. The C-C bond is free to rotate.
What will the following SQL script return? /* SELECT* FROM EMPLOYEES WHERE TYPE = 'CASHIER' */ A It will return all rows and columns from the EMPLOYEES table. B It will return the CASHIER column for all rows in the EMPLOYEES TABLE. C It will return all rows and columns from the EMPLOYEES table where the TYPE column = "CASHIER". D It will return nothing.
What is wrong with the following SQL statement? select first_name , last_name , phone from Customer, Orders where customer.customerid = orders.customerid; Group of answer choices 1 You cannot join customer.customerid to orders.cutomerid 2 Nothing is wrong with this statement. 3 The join is wrong. You can only join tables in the FROM clause. 4 The result will be a Cartesian Product.
SQL
Each of the following statements about triggers is true except for one. Which one is it? a A trigger can't be directly called or invoked O b A trigger can't raise errors C. A trigger doesn't accept input or return output parameters. O d. The code of a trigger can execute in place of the statement to which it's assigned.