CREATE TABLE table_51898 ("Player" CLOB, "Height" CLOB, "School" CLOB, "Hometown" CLOB, "College" CLOB, "NBA Draft" CLOB)

Which school has a Hometown of phoenix, az?
SELECT "School" FROM table_51898 WHERE "Hometown" = 'phoenix, az'
SELECT "School" FROM "table_51898" WHERE "Hometown" = 'phoenix, az'