Task: Text to Code
Input (English): Step 1: find the name of Highschooler table for which grade equals 9.
Step 2: find the name of Highschooler table for which grade equals 9.
Step 3: show the rows that are in both the results of step 1 and the results of step 2
Output (English): SELECT name FROM Highschooler WHERE grade = 9 INTERSECT SELECT name FROM Highschooler WHERE grade = 9