CREATE TABLE 'grups'(
  'id'           INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
  'nom'          TEXT,
  'id_creador'   INTEGER,
  'id_admins'    TEXT DEFAULT '[]',
  'data_creacio' DATETIME DEFAULT CURRENT_TIMESTAMP,
);

CREATE TABLE 'membres'(
  'id'           INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
  'id_grup'      TEXT
);
