CREATE TABLE "jacksonville_jaguars_draft_history" (
  "round" real,
  "pick_num" real,
  "overall" real,
  "name" text,
  "position" text,
  "college" text
);

Question: How much Overall has a Pick # smaller than 20, and a Round smaller than 6?
SQL: SELECT SUM("overall") FROM "jacksonville_jaguars_draft_history" WHERE "pick_num"<20 AND "round"<6;

Question: Which average Round has a Pick # larger than 20, and a College of virginia, and an Overall larger than 127?
SQL: SELECT AVG("round") FROM "jacksonville_jaguars_draft_history" WHERE "pick_num">20 AND "college"='virginia' AND "overall">127;

Question: How many picks does chad owens have?
SQL: SELECT COUNT("pick_num") FROM "jacksonville_jaguars_draft_history" WHERE "name"='chad owens';