Module 13 (Introduction to SQL - Part 2).pdf
Module 13 (Introduction to SQL - Part 2).pdf
Module 13 (Introduction to SQL - Part 2).pdf
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
SubqueriesThis example involves using a subqueryinside an IN clause. It can work with asingle column with one or more rows.SELECT * FROM Companies WHERE CountryIN (SELECT CountryName FROMWorldCountries WHERE Continent ='Europe')