Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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Which of the following is not a valid SQL statement? (refer to the tables in the JustLee Books database.)a. SELECT MIN(pubdate)FROM booksGROUP BY categoryHAVING pubid = 4;b. SELECT MIN(pubdate)FROM booksWHERE category = 'COOKING';c. SELECT COUNT(*)FROM ordersWHERE customer# = 1005;d. SELECT MAX(COUNT(customer#))FROM ordersGROUP BY customer#;
Which of the following is a valid SQL statement? (refer to the tables in the JustLee Books database.)a. SELECT customer#, order#, MAX(shipdate-orderdate)FROM ordersGROUP BY customer#WHERE customer# = 1001;b. SELECT customer#, COUNT(order#)FROM ordersGROUP BY customer#;c. SELECT customer#, COUNT(order#)FROM ordersGROUP BY COUNT(order#);d. SELECT customer#, COUNT(order#)FROM ordersGROUP BY order#;
Which of the following function find the “Number of months between two dates”?
a.
Add_months
b.
Next_day
c.
Between_Months
d.
Months_between
SQL Language
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- Which of the following is not a valid SQL statement? CREATE TABLE anothernewtable (newtableid VARCHAR2 (2)); CREATE TABLE anothernewtable (date, anotherdate) AS (SELECT orderdate, shipdate FROM orders); CREATE TABLE anothernewtable (firstdate, seconddate) AS (SELECT orderdate, shipdate FROM orders); All of the above are valid statements.arrow_forwardWhich of the following statements retrieves data from the Sales table and stores it in the CompanyDataSet? Me.CompanyDataSet.Fill(Me.Sales) Me.SalesBindingSource.Fill(Me.CompanyDataSet) Me.SalesBindingNavigator.Fill(Me.CompanyDataSet.Sales) Me.SalesTableAdapter.Fill(Me.CompanyDataSet.Sales)arrow_forwardWhich of the following SELECT statements displays a list of customer names from the CUSTOMERS table? SELECT customer names FROM customers; SELECT “Names” FROM customers; SELECT firstname, lastname FROM customers; SELECT firstname, lastname, FROM customers; SELECT firstname, lastname, “Customer Names” FROM customers;arrow_forward
- Which of the following SQL statements determines how many total customers were referred by other customers? (refer to the tables in the JustLee Books database.)a. SELECT customer#, SUM(referred)FROM customersGROUP BY customer#;b. SELECT COUNT(referred)FROM customers;c. SELECT COUNT(*)FROM customers;d. SELECT COUNT(*)FROM customersWHERE referred IS NULL;arrow_forwardWhich of the following sql statements contains an error? I) Select * from employee; II) Select * from employee where employeeid = 165; III) Select employeeid where employeeid = 108 and lastname = NAIK'; III II, III O Nonearrow_forward
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