Further, they point out that these pop-up businesses are powered by whatâs becoming known as âgig workersâ â a term borrowed from the music industry, where musicians move from job to job (gig to gig), employed for a particular performance or a defined time, with little more connection to the venue than to the fast food theyâre eating for lunch.
Answer: B. Multiple-row subqueries return more than one row of results.Operators that can be used with multiple-row subqueries include IN, ALL, ANY, and EXISTS.The multi row operators IN, ANY, ALL must be used with single row operators as shown in the option B.
1 You can also use the FROM clause to join multiple tables. 2  WHERE: filters unwanted records or rows in the result. 3  GROUP BY: groups rows by common column values. 4  HAVING: uses with the GROUP BY clause to filter unwanted groups. 5  ORDER BY: sorts the result by one or more columns.