CREATE TABLE "european_record" (
  "season" text,
  "competition" text,
  "round" text,
  "opponents" text,
  "1st_leg" text,
  "2nd_leg" text,
  "aggregate" text
);

Question: what is the total number of 2nd leg where aggregate is 7-2
SQL: SELECT COUNT("2nd_leg") FROM "european_record" WHERE "aggregate"='7-2';

Question:  what's the aggregate where 1st leg is 3–2
SQL: SELECT "aggregate" FROM "european_record" WHERE "1st_leg"='3–2';

Question:  what's the competition where aggregate is 4–7
SQL: SELECT "competition" FROM "european_record" WHERE "aggregate"='4–7';

Question:  what's the competition where 1st leg is 4-1 (h)
SQL: SELECT "competition" FROM "european_record" WHERE "1st_leg"='4-1 (h)';

Question: what is the total number of round where opponents is haugar
SQL: SELECT COUNT("round") FROM "european_record" WHERE "opponents"='Haugar';

Question:  what's the 1st leg where opponents is galatasaray
SQL: SELECT "1st_leg" FROM "european_record" WHERE "opponents"='Galatasaray';