CREATE TABLE principals (
id INTEGER PRIMARY KEY ASC,
uri TEXT,
email TEXT,
displayname TEXT,
vcardurl TEXT,
UNIQUE(uri)
);
CREATE TABLE groupmembers (
id INTEGER PRIMARY KEY ASC,
principal_id INTEGER,
member_id INTEGER,
UNIQUE(principal_id, member_id)
);
INSERT INTO principals (uri,email,displayname) VALUES ('principals/admin', 'admin@example.org','Administrator');
INSERT INTO principals (uri,email,displayname) VALUES ('principals/admin/calendar-proxy-read', null, null);
INSERT INTO principals (uri,email,displayname) VALUES ('principals/admin/calendar-proxy-write', null, null);