Create a PL/SQL query to display the customer’s name, employee name, donation, dispatch date and the delivery date. In your query, also display the number of days between the dispatch date and the delivery date in days for customer 11013.

Write an SQL query using the NOT operator that will show all employeeinformation from the Employee table with the exception of EmployeeNumber 7344.

How can the DATEDIFF function be used to calculate the time difference between two dates in SQL?

Please help: Using the following sql file, how would you find  List all the rows in which the prescription dates occur on or after November 14. How many doctors provide prescriptions with 30 tablets in total? List doctor’s details where speciality is either Dermatology or Neurology. (Use INoperator). List the results by the first name in ascending order and the last name indescending order Find all patients rows whose first names include ‘George’ (Assume case sensitivity). List number of patients that do not have a phone number.     Beginfor c in (select table_name from user_tables) loopexecute immediate ('drop table '||c.table_name||' cascade constraints');end loop;End; //* Assignment_1 */ ALTER SESSION SET NLS_DATE_FORMAT = 'MM/DD/YYYY';CREATE TABLE DOCTOR (DOC_ID varchar2(5) PRIMARY KEY,DOC_LNAME varchar2(15),DOC_FNAME varchar2(15),DOC_INITIAL varchar2(1),DOC_SPECIALTY varchar2(15));INSERT INTO DOCTOR…

If a subquery is used in the FROM clause of a query, how are the subquery’s results referenced in other clauses of the query?

I want to know the syntax for sql alter column set default and drop default

Write SQL CODE List all the Course Code (CRS_CODE) that are taught by a Professor that does not hold "Ph.D." as the highest degree (based on PROF_HIGH_DEGREE in the PROFESSOR table).

Write an SQL query using a Wildcard operator that will show any ISBNstarting with 995 in the Books table. This query must also show the ISBNand the book title only.

Create a query to show the Technician Number, Last Name, First Name, Client Number,and Client Name for clients whose technician number is 23 (use Boolean variables).Save your query

Insert into table customerPayment, columns customerOrderld and total result set returned from query a. Select columns id and total from table customerOrder where column orderStateld is equal to subquery i. (select column id from table orderState where column state is equal to "Payment received") Write Test Case 1 as a SQL join query to do the following a. Select using concatenation of columns firstName and lastName from table www customer as Customer b. Select customerOrderId from table customerPayment as "Customer Order" c. Select description from table product as Product d. Select total from table customerOrder as “Product Total" e. Join tables customerPavment, customerOrder, customer, product f. Order by column lastName from table customer Alter table purchaseOrder add column total as data type decimal size 7,2, not null, default value of 0.0