CREATE TABLE "nfl_draft" (
  "round" real,
  "pick_num" real,
  "player" text,
  "position" text,
  "college" text
);

Question: What's the average draft pick number from Carson-Newman College before Round 7?
SQL: SELECT AVG("pick_num") FROM "nfl_draft" WHERE "college"='carson-newman' AND "round"<7;

Question: Which college has a pick number of 155?
SQL: SELECT "college" FROM "nfl_draft" WHERE "pick_num"=155;