7 .Describe the use of the USING and NATURAL keywords for coding joins, give SQL Queries examples.

8. Describe the use of unions including the use of the MINUS and INTERSECT operators, give SQL Queries examples.

While your initial responses to Discussions assignments should be concise (100-300 words), they should also be written with accepted conventions of standard American English. In other words, capitalize, punctuate and check spelling!