Use the given database to output the results of the following SQL queries: a.)  SELECT building, room number, course id, prereq id FROM classroom, prereq;

using the link below, select which data type best fits the following needs: https://www.w3schools.com/sql/sql_datatypes.asp The Date a student enrolls with a university The students phone number The name of a degree program The students financial aid amount

What are some common uses for the STRING_AGG function in SQL?

Need help writing SQL queries for sample data base

SQL ( ORACLE SQL DEVELOPER ) :  THIS IS FIRST , SECOND AND THIRD TABLE for the Task 1 to solve  :    create table author_45( auth_name char(50), gender char(1), age number(3), nationality char(50), PRIMARY KEY (auth_name) );     create table book_45( isbn number(10), title char(50), ver_no number(2), publisher char(50), PRIMARY KEY (isbn) );     create table writtenBy_45( isbn number(10), auth_name char(50), yr_published number(4), price number(3), no_copy number(4), PRIMARY KEY (isbn,auth_name), foreign key (isbn) references book_45, foreign key (auth_name) references author_45 );     insert into author_45 values ('Benoit','F',42,'French'); insert into author_ 45 values ('Antonini','M',33,'Italian'); insert into author_ 45 values ('McAven','F',31,'Australian'); insert into author_ 45 values ('Williams','M',90,'British');     insert into book_45 values (101,'atabases',1,'Possum'); insert into book_45 values (202,'SQL Primer',2,'Hall'); insert into book_45 values…

How do I do this question in SQL command?  Use the Oracle database employees table and CASE expression to decode the departmentid. Display the department id, last name, salary, and a column called “New Salary” whose value is based on the following conditions: If the department id is 10 then 1.25 * salary If the department id is 90 then 1.5 * salaryIf the department id is 130 then 1.75 * salary Otherwise, display the old salary.

In what situations might the SOUNDEX function be useful in SQL when querying text data?

SQL Database   Write PL/SQL or T-SQL procedures to retrieve and output the reservation ID, trip ID, number of persons, and trip price for every reservation whose customer number is stored in I_CUSTOMER_NUM

8) Display the firstname, lastname of the employees and the customerID that the employee served such that the employees are born after '1960-01-01'. Arrange the results by the last name. 6) Write a SQL query to output the product name and the quantity of the Orders of that product for those orders with more than 70 quantity. (hint: don’t have to use GROUP BY) NOTE: Please use only table joining to write the SQL quereys.

Include both SQL commands and SQL results in your answers: KimTay Pet Supplies is running a promotion that is valid for up to 20 days after an order is placed. List the invoice number, customer ID, customer first and last names, and the promotion date for each invoice. The promotion date is 20 days after the invoice was placed. Write PL/SQL (or MySQL) procedures to accomplish the following task: The procedure accepts the ID of a customer stored in the input variable named I_CUST_ID and displays the name (first name concatenated with last name) and credit limit of for this customer.