CREATE TABLE "volleyball_at_the_2004_summer_olympics_m" (
  "name" text,
  "date_of_birth" text,
  "height" real,
  "weight" real,
  "spike" real,
  "block" real
);

Question: How many spikes have 28.09.1981 as the date of birth, with a block greater than 318?
SQL: SELECT SUM("spike") FROM "volleyball_at_the_2004_summer_olympics_m" WHERE "date_of_birth"='28.09.1981' AND "block">318;