Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
National Initiative for Cybersecurity Careers and Studies
It's not uncommon to need more than one query to get to the data results you require. Learn about using subqueries to solve problems in Oracle Database 12c.
{"use a subquery to solve a problem in a SQL statement"}