CREATE TABLE table_2789 ("Date" CLOB, "Location" CLOB, "Opponent" CLOB, "Cyclones Points" FLOAT, "Opp. Points" FLOAT, "Record" CLOB)

When did the team play against Niagara?
SELECT "Date" FROM table_2789 WHERE "Opponent" = 'Niagara'
SELECT "Date" FROM "table_2789" WHERE "Opponent" = 'Niagara'