CIS 336 Getting Data From Multiple Tables

$4.75

CIS 336 Getting Data From Multiple Tables
It is not uncommon to have to retrieve data that resides in several tables, especially when formulating…

SKU: CIS 336 Getting Data From Multiple Tables Category: Tags: , , ,

Description

CIS 336 Getting Data From Multiple Tables

CIS 336 Getting Data From Multiple Tables

Discussions Week 5 All Students Post 42 Pages 

It is not uncommon to have to retrieve data that resides in several tables, especially when formulating a report. Discuss some of the performance issues when querying three or four tables at a time. Briefly explain the difference between an equijoin and a non-equijoin. What about a “trigger”?  What is it? What would be its purpose? Briefly discuss how a NATURAL JOIN, JOIN ON, and JOIN USING are alike and yet different. How is an INNER JOIN different from a LEFT OUTER JOIN? How do you decide when to use each type of join?…