You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
20 lines
436 B
20 lines
436 B
CREATE FUNCTION tie(game_id INT, team_id INT)
|
|
RETURNS INTEGER
|
|
AS $$
|
|
DECLARE
|
|
opponent_team_id INTEGER;
|
|
BEGIN
|
|
SELECT
|
|
teams.id
|
|
INTO
|
|
opponent_team_id
|
|
FROM games
|
|
JOIN teams
|
|
ON (teams.id=games.team_home
|
|
OR teams.id=games.team_away)
|
|
WHERE games.id=game_id
|
|
AND teams.id!=team_id;
|
|
RETURN (SELECT (CASE WHEN goals(game_id, team_id) = goals(game_id, opponent_team_id) THEN 1 ELSE 0 END));
|
|
END;
|
|
$$ LANGUAGE plpgsql;
|