CREATE TABLE table_name_88 (pick NUMBER, position VARCHAR2, round VARCHAR2, school_club_team VARCHAR2)

Which Pick has a Round larger than 1, a School/Club Team of alcorn state, and a Position of defensive back?
SELECT SUM(pick) FROM table_name_88 WHERE round > 1 AND school_club_team = "alcorn state" AND position = "defensive back"
SELECT SUM("pick") FROM "table_name_88" WHERE "alcorn state" = "school_club_team" AND "defensive back" = "position" AND "round" > 1