I-Show all data from employee table where name should be in ascending and salary in descending order. II-Show the total length of (eno. deptno). joined it and rename by function from the employee table? III-Show the ename first 3 alphabets of manager? www
Q: Which of the following characters can be used in a table name?a. –b. (c. %d. !
A: Explanation: Creating table comes under Data Definition Language (DDL). Syntax for creating table…
Q: 3. CREATE TABLE Employee ( name VARCHAR(), e_id int, mgr_id INT, PRIMARY KEY (e_id) ); CREATE…
A: The SQL queries are given in the below step We have to use self join of table Employee as Manager…
Q: Write a query to fetch employee names and salary records. Display the employee details even if the…
A: Given: Write a query to fetch employee names and salary records. Display the employee details even…
Q: What is the most effecient way to access data when you have mulitple tables? a) use the VLOOKUP…
A: What is the most efficient way to access data when you have mulitple tables?
Q: the query that will retrieve all the rows in table "customer" is SELECT * FROM customer .a GET…
A: SELECT command: The SELECT statement helps in retrieving or selecting the entire data set or a…
Q: CUSTOMER Customer table is composed of customer number, name and phone number. Give and fill-in the…
A: Answer:- Atrributes: It is a column in a table Table CUSTOMER: Atrributes : 1.custID( Type),…
Q: SQL: Start with the Employee table used in Lab 4. CREATE TABLE Employee ( EMPLOYEE_ID…
A: Note: As you have asked multiple questions, as per our policy we will solve the first question for…
Q: Create both the tables Branch and Supervisor with appropriate attribute names, primary key, foreign…
A: Note: - As per the guidelines we can only answer maximum of three subparts. Please resubmit the…
Q: Note that primary keys are in BOLD. Note also that attributes with the same name in different tables…
A: Here have to determine about SQL statement of given problem statement.
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: Since you have not provided the database name to write the SQL query so I am using MySQL database to…
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: 5. calculate the percentage of any student and round to 0 digit SELECT cast(round((457/500) *100),0)…
Q: Which of the following statements is correct? (refer to the tables in the JustLee Books database.)a.…
A: The answer is given below,
Q: Write a query to get the number of different types of jobs available in the university table.…
A: Functions used in Query: The LIKE operator is used to search for a specified pattern in a column.…
Q: Write a query to create a temporary table.
A: Question. Write a query to create a temporary table. Answer. Temporary table: A temporary table…
Q: In a table Student(Roll No, Name, Age). If Roll No. is a candidate key then print all posible super…
A: Superkey is a set of attributes which can uniquely identify two tuples/rows in a table. Each…
Q: Modify the CUSTOMER table to include the customer’s date of birth (CUST_DOB)
A: alter is the command used to modify table add is the command used to add a column to table
Q: 1. List the item number, description, and price for all items. 2..List all rows and.columns. tor the…
A: Note : As per company guidelines, we are supposed to answer 3 sub - parts . Please repost other…
Q: There are ten columns in the table "customer," yet there is no row. A total of 10 new rows are added…
A: TipA table is a list of connected data kept in a database in table format. A table in relational and…
Q: Change the structure of Employee table by adding a new column called Address of type varchar2(50).
A: The ALTER TABLE statement is used to add, delete, or modify columns in an existing table.
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: Given:
Q: ) Write a query that uses NATURAL JOIN TO connect the EMPLOYEE and EMPPROJACT table. Include the…
A: Here, we have to write SQL queries for the given statements.
Q: 3. Modify the CUSTOMER table: a) to include the customer's date of birth (CUST_DOB), which should…
A: Actually, database is a used to stores the data.
Q: E4.8a Depict full key functional dependencies, partial functional dependencies (if any), and…
A: Given: Depict full key functional dependencies, partial functional dependencies (if any), and…
Q: Use %ROWTYPE for your cursor and use 3 tables in this activity - EMPLOYEES, JOBS, and DEPARTMENTS…
A: PL/SQL is a programming language that combines SQL with procedural capabilities. Oracle Corporation…
Q: Note that primary keys are in BOLD. Note also that attributes with the same name in different tables…
A: Solution: 2.3) Treatment table before increment by 2.5 % in costOfTreatment :
Q: Write the pl/sql block of code to call the above created package by passing the employee number in…
A: Pl/SQL program to display the Employee detail if Employee id is present in the Database then his…
Q: 2- selects the order line items (orderNumber, orderlinenumber) from the “orderdetails” table. Also,…
A: According to our guidelines, we are allowed to solve only the first three subparts of the question.…
Q: ENROLLMENT StudentID StudentName MajorID MajorName 111 Joe E English 222 Bob History 333 Lisa H…
A: Option 1, None of the above
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: 1)Show all data from employee table where name should be in ascending and salary in descending…
Q: Q1 Show all data from employee table where name should be in ascending and salary in descending…
A: Question 1 Ans : SELECT * FROM employee e ORDER BY e.name ASC, e.salary DESC; Question 2 Ans :…
Q: Which of the following is correct? (refer to the tables in the JustLee Books database.)a. A group…
A: The Correct option is OPTION (D)
Q: 1. Write a query to create a table employee with Emp No (4), Ename, Department, and Salary and…
A: Given Data :
Q: Which of the following is correct? (refer to the tables in the JustLee Books database.)a. A group…
A: Group function Group functions are built-in SQL functions that operate on groups of rows and return…
Q: 1. List the Customer Id, Last Name for all customers, sorted by Last Name, ID. Table "Customer Id"…
A: As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost other…
Q: O b. Natural joins return only matched columns in the result set.
A: We need to solve:
Q: Q1.Create the following tables: Classroom (building, room_number, capacit) • Department (dept_name,…
A: SQL is the structured query language, it's is used to extract and manipulate the data from the…
Q: 5: List the names of all salespeople and a count of the number of members they work with. (use uter…
A: Customer_id Name City Grade Saled_ID 1 Ricky Sydney 30 1001 2 Roy Delhi 20 1002 3 Bob London…
Q: Q1- List all employees whose job_id is IT_PROG and hired after 01-JAN-95 and earning more than 5000.…
A: Let the table name be emp which has the following columns employee_id, first_name, last_name,…
Q: Q1.Write a query that show the manager data like this? ename job JONES ***MANAGER BLAKE…
A: Question 1 Ans : SELECT * FROM employee e ORDER BY e.name ASC, e.salary DESC; Question 2 Ans :…
Q: Modify the CUSTOMER table to include two new attributes: CUST_DOB and CUST_AGE . Customer 1000 was…
A: The question is to write the SQL commands for the given query.
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: As per Bartleby's answering guidelines if there are multiple questions then only the first three…
Q: Write a query to display the patron ID, patron full name, and patron type for each patron sorted by…
A: ORDER BY is the command used to sort the result to display
Q: Create a query for displaying list of employees who joined in the second half of year ‘07’;
A: Lets see the solution.
Q: Question:1 Show all data from employee table where name should be in ascending and salary in…
A: NOTE: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…
Q: (a) Add new column: Ambition Varchar (20). (b) Display Names and Ambition for 20 year old students…
A: I have solved the first 3 parts: as per our company guidelines we are supposed to answer ️only first…
Q: Add two columns to the EMPLOYEES table. One column, named EmpDate, contains the date of employment…
A: Adding two columns: The Structured Query Language (SQL) alter statement is used when there is a…
Q: Create a query for displaying e1.first_name with e1.last_name of employee under column alias…
A: SQL has a built in function called as CONCAT(VAL1,VAL2,....VAL255) AS Concatenated value.
Q: Using Oracle19c a. Write One query using a single table b. Write four queries using more than…
A: Using Oracle-SQL, We'll be writing the queries.
Q: 1) Add the following record to the OWNER table: INSERT INTO OWNER VALUES('SA100', 'Sam', 'Afyouni',…
A: 1. we are inserting data into existing table using following SQL syntax INSERT INTO table_name…
SQL
Step by step
Solved in 2 steps with 1 images
- ANSWER ONLY QUESTION 2 SQL 1. Use appropriate clauses and filters to run the query with minimum time complexity. 2. Try to avoid running the queries on unnecessary rows and columns. 3. Share the queries along with a brief description of the code in a python file, so that the results are reproducible. Q1: Write a query to find the doctors working in a company having more ratings than their supervisors EMPLOYEES RATING TABLE employee id employee name rating senior id designation 1 george 9 3 doctor 2 micheal 8 4 doctor 3 mary 6 null supervisor 4 steve 9 null supervisor For the above table GEORGE…a) from university database , Write the following queries in SQL Find the titles of courses in the Comp. Sci. department that have 3 credits Find all instructors earning the highest salary (there may be more than one with the same salary) Find all courses that have never been offered (i.e., do not occur in the section relation). b) given the following tables( instructor, teaches) what is the output of the following query select i.name from instructor as i, teaches as t where i.ID=t.ID and semester=’ Fall’ and year=2017;4.1 Your company wants to categorize employee salaries to determine who is eligible for a payraise based on their current salary. Below are the conditions.• Less than 10,000 is classify as a low wage.• Between 10,000 and 20,000, is classify as a medium wage, and• Above 20,000, is classify as a high wage.Write an SQL query to implement this using the stafflist table
- 1) Assume the EMPLOYEE table has the following rowsID DEPT SALARY NAME100 SALES 40000 Smith101 RD 38000 Terry102 HR 60000 David103 SALES 58000 Ellie104 RD 70000 Judya) Provide the complete PL/SQL code to implement a Virtual Private Database suchthat an employee could only view the records for employees in the samedepartment while masking coworkers’ salary with NULL.b) Based on the Virtual Private Database you implemented in step a), would anemployee be able to insert, update or delete a record for another employee whoworks in another department? If yes, what might be the potential security risk andhow would you fix the problem by setting up the VPD appropriately?(d) Write an SQL statement, using the inner join construct, that will, for the lecturer John Smith, list in alphabetical order the students taking any module which he teaches. (e) What information does the output from the following SQL query provide? SELECT Lecturer, COUNT(DISTINCT Student) FROM class INNER JOIN staff ON class.Module = staff.Module WHERE Grade < 40 GROUP BY Lecturer; (f) Write an SQL query which would obtain the following information: for each lecturer, what is the average grade obtained by students across all of the modules which they have taught?1.9) Order of execution is critical since some operations are only meaningful after some order (i.e. having)True False 1.10) As being a sub language of SQL, DML has select, insert, update, and delete operationsTrue False 1.11) SQL does not support creating or deleting database object and granting or revoking access rightsTrue False 1.12) Common Table Expression (CTE) is only used to develop recursive SQL queriesTrue False
- Below is a schema for an HR database:employee(empid, fname, lname, managerid, departmentid, employee_rank)It's an employee table, which has employee id, first name, last name, manager id (which is an employee id), department id, and employee_rank, such as VP, CEO, SVP, etc.Using SQL, answer this question (write a SQL query that answers this question) [tip: use a recursive query]. 11. For employee 42, find the path-of-managers directly to the CEO?1. Write a PL/SQL program using an explicit cursor that displays all patients PLCO_ID numbers from the colo_proc_data table on the screen if the patients’ procedure is biopsy, the procedure is staging, interval status of linked cancer is never screened, the procedure type is invasive Scopes, biopsies, & surgeries, the procedure type is Lymphadenectomy/Lymph Node Sampling, and the procedure result is abnormal, confirmed metastasis.J SHORTAND NOTATION FOR RELATIONAL SQL TABLES Notation Example Meaning Underlined A or A, B The attribute(s) is (are) a primary key Superscript name of relation AR or AR, BR The attribute(s) is (are) a foreign key referencing relation R As an example, the schema R(A, B, C, D, ES) S(F, G, H) corresponds to the following SQL tables: CREATE TABLE R ( A <any SQL type>, B <any SQL type>, C <any SQL type>, D <any SQL type>, E <any SQL type>, PRIMARY KEY(A), FOREIGN KEY (E) REFERENCES S(F) ); CREATE TABLE S ( F <any SQL type>, G <any SQL type>, H <any SQL type>, PRIMARY KEY(F)) EXERCISE Consider the following relational schema, representing five relations describing shopping transactions and information about credit cards generating them [the used notation is explained above]. SHOPPINGTRANSACTION (TransId, Date, Amount, Currency, ExchangeRate, CardNbrCREDITCARD, StoreIdSTORE) CREDITCARD (CardNbr, CardTypeCARDTYPE, CardOwnerOWNER, ExpDate, Limit)…
- /* Created with SQL Script Builder v.1.5 */ /* Type of SQL : SQL Server */ CREATE TABLE EMPLOYEE ( EMP_CODE int, EMP_TITLE varchar(4), EMP_LNAME varchar(15), EMP_FNAME varchar(15), EMP_INITIAL varchar(1), EMP_DOB datetime, JOB_CODE varchar(5), STORE_CODE int ); INSERT INTO EMPLOYEE VALUES('1','Mr.','Williamson','John','W','5/21/1964','SEC','3'); INSERT INTO EMPLOYEE VALUES('2','Ms.','Ratula','Nancy','','2/9/1969','MGR','2'); INSERT INTO EMPLOYEE VALUES('3','Ms.','Greenboro','Lottie','R','10/2/1961','GEN','4'); INSERT INTO EMPLOYEE VALUES('4','Mrs.','Rumpersfro','Jennie','S','6/1/1971','GEN','5'); INSERT INTO EMPLOYEE VALUES('5','Mr.','Smith','Robert','L','11/23/1959','GEN','3'); INSERT INTO EMPLOYEE VALUES('6','Mr.','Renselaer','Cary','A','12/25/1965','GEN','1'); INSERT INTO EMPLOYEE VALUES('7','Mr.','Ogallo','Roberto','S','7/31/1962','MGR','3'); INSERT INTO EMPLOYEE VALUES('8','Ms.','Johnsson','Elizabeth','I','9/10/1968','SEC','1'); INSERT INTO EMPLOYEE…/* Created with SQL Script Builder v.1.5 */ /* Type of SQL : SQL Server */ CREATE TABLE EMPLOYEE ( EMP_CODE int, EMP_TITLE varchar(4), EMP_LNAME varchar(15), EMP_FNAME varchar(15), EMP_INITIAL varchar(1), EMP_DOB datetime, JOB_CODE varchar(5), STORE_CODE int ); INSERT INTO EMPLOYEE VALUES('1','Mr.','Williamson','John','W','5/21/1964','SEC','3'); INSERT INTO EMPLOYEE VALUES('2','Ms.','Ratula','Nancy','','2/9/1969','MGR','2'); INSERT INTO EMPLOYEE VALUES('3','Ms.','Greenboro','Lottie','R','10/2/1961','GEN','4'); INSERT INTO EMPLOYEE VALUES('4','Mrs.','Rumpersfro','Jennie','S','6/1/1971','GEN','5'); INSERT INTO EMPLOYEE VALUES('5','Mr.','Smith','Robert','L','11/23/1959','GEN','3'); INSERT INTO EMPLOYEE VALUES('6','Mr.','Renselaer','Cary','A','12/25/1965','GEN','1'); INSERT INTO EMPLOYEE VALUES('7','Mr.','Ogallo','Roberto','S','7/31/1962','MGR','3'); INSERT INTO EMPLOYEE VALUES('8','Ms.','Johnsson','Elizabeth','I','9/10/1968','SEC','1'); INSERT INTO EMPLOYEE…/* Created with SQL Script Builder v.1.5 */ /* Type of SQL : SQL Server */ CREATE TABLE EMPLOYEE ( EMP_CODE int, EMP_TITLE varchar(4), EMP_LNAME varchar(15), EMP_FNAME varchar(15), EMP_INITIAL varchar(1), EMP_DOB datetime, JOB_CODE varchar(5), STORE_CODE int ); INSERT INTO EMPLOYEE VALUES('1','Mr.','Williamson','John','W','5/21/1964','SEC','3'); INSERT INTO EMPLOYEE VALUES('2','Ms.','Ratula','Nancy','','2/9/1969','MGR','2'); INSERT INTO EMPLOYEE VALUES('3','Ms.','Greenboro','Lottie','R','10/2/1961','GEN','4'); INSERT INTO EMPLOYEE VALUES('4','Mrs.','Rumpersfro','Jennie','S','6/1/1971','GEN','5'); INSERT INTO EMPLOYEE VALUES('5','Mr.','Smith','Robert','L','11/23/1959','GEN','3'); INSERT INTO EMPLOYEE VALUES('6','Mr.','Renselaer','Cary','A','12/25/1965','GEN','1'); INSERT INTO EMPLOYEE VALUES('7','Mr.','Ogallo','Roberto','S','7/31/1962','MGR','3'); INSERT INTO EMPLOYEE VALUES('8','Ms.','Johnsson','Elizabeth','I','9/10/1968','SEC','1'); INSERT INTO EMPLOYEE…