-- Create table to store preferences of playmates
-- Not attached to games, universal table
CREATE TABLE IF NOT EXISTS auth.teamship (
 player_name CITEXT REFERENCES auth.users(player_name),
 other_player_name CITEXT REFERENCES auth.users(player_name),
 relationship BOOLEAN NOT NULL,
 CONSTRAINT pk_teamship PRIMARY KEY (player_name, other_player_name),
 CONSTRAINT chk_teamship CHECK (player_name <> other_player_name)
);