Which of the following statements is correct to display all the columns from the weather table but only forwhose humidity is in the range of 40 to 65?O a. SELECT * FROM weather WHERE humidity IN (40 ,65);1O b. SELECT * FROM weather WHERE humidity NOT IN (40 AND 65);O c. SELECT * FROM weather WHERE humidity NOT BETWEEN 40 AND 65;O d. SELECT * FROM weather WHERE humidity BETWEEN 40 AND 65;Different employees joined a company on same date. You want to display the hire date and count of theemployees in each hire date group.Query 1: Select hiredate, count(*) from employee group by hiredate;Query 2: Select hiredate , count(hiredate) from employee order by hiredate;Which among the above two queries is valid?a. Both Query1 and Query2 are invalidO b. Query1 is validO c. Both Query 1 and Query2 are validd. Query2 is validIf a table PRODUCT has 2 columns namely PRODUCTID, PRODUCTNAME and a table ORDER has 3 columnsnamely ORDERID, ORDERAMOUNT and PRODUCTID. Which column can join the PRODUCT and the ORDERtables using the join-using clause?3a. PRODUCTNAMEO b. ORDERIDO c. PRODUCTIDO d. ORDERAMOUNT

The given problem is to be solved for Database Queries which are general queries (not based on the…

hose humidity is in the range of 40 to 65? O a. SELECT * FROM weather WHERE humidity IN (40 ,65); O b. SELECT * FROM weather WHERE humidity NOT IN (40 AND 65); O c. SELECT * FROM weather WHERE humidity NOT BETWEEN 40 AND 65; O d. SELECT * FROM weather WHERE humidity BETWEEN 40 AND 65; fferent employees joined a company on same date. You want to display the hire date and count of the mployees in each hire date group.

hose humidity is in the range of 40 to 65? O a. SELECT * FROM weather WHERE humidity IN (40 ,65); O b. SELECT * FROM weather WHERE humidity NOT IN (40 AND 65); O c. SELECT * FROM weather WHERE humidity NOT BETWEEN 40 AND 65; O d. SELECT * FROM weather WHERE humidity BETWEEN 40 AND 65; fferent employees joined a company on same date. You want to display the hire date and count of the mployees in each hire date group.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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