CREATE TABLE "papakura_local_board" (
  "name" text,
  "years" text,
  "gender" text,
  "area" text,
  "authority" text,
  "decile" real,
  "roll" real
);

Question: Which authority had a role of 651?
SQL: SELECT "authority" FROM "papakura_local_board" WHERE "roll"=651;

Question: For the roll of 651, what was the lowest Decile?
SQL: SELECT MIN("decile") FROM "papakura_local_board" WHERE "roll"=651;

Question: What were the years for Redhill school, authority of state?
SQL: SELECT "years" FROM "papakura_local_board" WHERE "authority"='state' AND "name"='redhill school';

Question: What was the sum roll of Karaka area?
SQL: SELECT SUM("roll") FROM "papakura_local_board" WHERE "area"='karaka';