Table: volleyball_world_championship_2
Columns: date
score
set_1
set_2
set_3
total

Question: What is the score of set 3 when the total is 45–31?
SQL: SELECT "set_3" FROM volleyball_world_championship_2 WHERE "total" = '45–31'

Question: What is the score for set 2 when set 3 was 15–6?
SQL: SELECT "set_2" FROM volleyball_world_championship_2 WHERE "set_3" = '15–6'

Question: What is the total when the score of set 1 was 15–11?
SQL: SELECT "total" FROM volleyball_world_championship_2 WHERE "set_1" = '15–11'

Question: What is the total when the score of set 1 is 15–11?
SQL: SELECT "total" FROM volleyball_world_championship_2 WHERE "set_1" = '15–11'

Question: On what date was the total 25–45?
SQL: SELECT "date" FROM volleyball_world_championship_2 WHERE "total" = '25–45'