8. Use a SELECT statement to view the CURRVAL of NUMGEN. Delete the NUMGEN synonym and MY_FIRST_SEQ.
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8. Use a SELECT statement to view the CURRVAL of NUMGEN. Delete the NUMGEN
synonym and MY_FIRST_SEQ.
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- You have been instructed to add a new student information to the students table. Because the student is new, he has no marks before, you should not add an amount to the CGPA. The Students table contains these columns: Student_id NUMBER(10) Student_name VARCHAR2(30) Student phone NUMBER(10) CGPA NUMBER(2,2) Which INSERT statements will accomplish your objective? O a. INSERT INTO students VALUES (365, 'Khalil',99554721, 0 ) O b. INSERT INTO students VALUES (365, 'Khalil',99554721, 'NO CGPA' ) O c. INSERT INTO students VALUES (365, 'Khalil',99554721, NULL ) O d. INSERT INTO students VALUES (365, 'Khalil',99554721) Which line of code has an error? 1. CREATE TABLE FRUITS VEGETABLES 2. FRUIT TYPE VARCHAR2, 3. FRUIT NAME CHAR (20), 4. QUANTITY NUMBER (4)); O a. 1 O b. 2 O c. 39. Write a SELECT statement that uses aggregate window functions to calculate the total due for all vendors and the total due for each vendor. Return 3 Columns: The vendor id from the Invoices table. The balance due (invoice_total-payment_total-credit_total) for each invoice in the invoices table with a balance greater than 0. The total balance due for all vendors in the Invoices table. Modify the column that contains the balance due for each vendor so it contains a cumulative total by balance due.With the following table: PRODUCTS(PRODUCT_NUMBER, DESCRIPTION,PURCHASE_DATE,CATEGORY) Write the mySQL statement that will insert the following PRODUCT into the table: PRODUCT_NUMBER: ‘67832’ DESCRIPTION: ‘KRAZY CAT CEREAL’ PURCHASE_DATE: 2023-11-14 CATEGORY: ‘CPG’ Write the mySQL statement that will insert that product but without a description.
- Q11: After mapping the following ERD, choose the correct SQL statement that will insert a single row to the Vertebrates Table AID weight Vertebrates vertrebraLength Animal AName Disjoint ISA Invertebrates locations Eats amountPerDay type Food FID a. Insert into Vertebrates (VertebratesLength) values (1.5') b. Insert into Vertebrates (AID, AName, Weight) values (101', 'Salmon', '30') c. Insert into Vertebrates (AID, AName, Weight, VertebratesLength) values (101, 'Salmon', '30','1.5) d. Insert into Vertebrates (AID, Vertebrates Length) values (101', '1.5')The Movie table has the following columns: ID - integer, primary key Title - variable-length string Genre - variable-length string RatingCode - variable-length string Year - integer Write a SELECT statement to select the year and the total number of movies for that year. Hint: Use the COUNT() function and GROUP BY clause. NOTE: Starter code has been provided. Simply change the blanks ("_") to the appropriate entity/value.7. Use the UNION operator to generate a result set consisting of three columns from the Products table: Discount status A calculated column that contains a value of DISCOUNTED or FULL PRICE Product_name The product_name column discount_percent The discount_percent column If the product has a discount_percent greater than 0, the Discount_status column should contain a value of DISCOUNTED. Otherwise, it should contain a value of FULL PRICE. Sort the final result set by product_name.
- LAB - Select horses with logical operators The Horse table has the following columns: • ID integer, primary key • RegisteredName - variable-length string • Breed - variable-length string • Height-decimal number • BirthDate - date Write a SELECT statement to select the registered name, height, and birth date for only horses that have a height between 15.0 and 16.0 (inclusive) or have a birth date on or after January 1, 2020.Q1) Please write. a query statement from emp table to display deptno 10’s empno, ename, sal, and a new_sal which is increase by 15% from the original sal (round the new_sal value to a whole number). Label the column headings to EMPNO, ENAME, SAL, and NEW_SAL. The result should be like below: [ image below - scr_question1.png ] Q2) Please write .a query statement from emp table to display deptno 30’s empno, ename, sal, comm, and total_income which is a new column of the amount of sal + comm. Label the column heading to EMPNO, ENAME, SAL, COMM, TOTAL_INCOME. The result should be like below: [ image below - src_question2.png ] ------------------------------------------------------------------------- Here is the material needed to answer those questions: Material: https://drive.google.com/file/d/14OwWDIybjAIeuHCO7McupV08gJs9nB-8/view?usp=sharing https://drive.google.com/file/d/1npRH8JoJ6GYBzPU3iNjLXluvCyhr2tMu/view?usp=sharingQuestion 13 Please complete the code to display the result on the counsel. from decimal import Decimal, Blank 1 import locale as lc order total = Decimal("10554.23") order total = order_total.quantize(Decimal("1.00"), ROUND_HALF_UP) print("Order total: (:11,}".format(order_total)) # display the results Ic.setlocale(lc.LC_ALL, "us") #for Windows #Icsetlocale(lc.LCALL, "en_US") # for Mac OSX print("Order total: (:Blank 2}".format(lc.currency(order_total, grouping-True))) The output: Order total: 10,554.23 Order total: $10,554.23 Blank 1 Add your answer Blank 2 Add your answer
- 7-Display last name of employees whose manager is KING.8-Display last name, salary and job title of all employees who earns more than the lowest salary. (Employees andJobs)9-Display all employees including King, who has no manager. Order the results by the employee number.10-Display the name and hire date of any employee hired after employee DavisCreate a sequence according to following criteria:1) Create an ascending sequence called id_seq, starting from 10, incrementing by 10, minimum value 10, maximum value 100. The sequence returns 10 once it reaches 100 because of the CYCLE option.2) Get the next value of the sequence and the current value of the sequencePlease create this two trigger and write down as Mysql statement Create a trigger named trg_charter_time that will automatically update the AIRCRAFT table when a new CHARTER row is added. Use the CHARTER table’s CHAR_HOURS_FLOWN to update the AIRCRAFT table’s AC_TTAF, AC_TTEL, and AC_TTER values. The meaning for the AIRCRAFT table columns are as follows: AC_TTAF: Total time on the air frame (before maintenance) AC_TTEL: Total time on the left engine (before maintenance, also track single engine) AC_TTER: Total time on the right engine (before maintenance) So in the trigger, you need to decrease all of them by the number of CHAR_HOUR_FLOWN Create a trigger named trg_cust_charge that will automatically update the CUSTOMER table’s CUS_BALANCE when a new CHARTER row is added. Use the CHARTER table’s CHAR_TOT_CHG as the update source (Assume that all charter charges are charged to the customer balance.) In addition to the CHAR_TOT_CHG, add a $5 service charge for every 50 miles…
