TELEGRAM_USER_MATRIX_CHATS_SQL = """
CREATE TABLE IF NOT EXISTS telegram_user_matrix_chats (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    telegram_user_id INTEGER NOT NULL,
    matrix_chat_id INTEGER NOT NULL,
    FOREIGN KEY(telegram_user_id) REFERENCES telegram_users(id),
    FOREIGN KEY(matrix_chat_id) REFERENCES matrix_chats(id)
);
"""

TELEGRAM_USERS_SQL = """
CREATE TABLE IF NOT EXISTS telegram_users
(
   id INTEGER PRIMARY KEY NOT NULL (15),
   first_name TEXT NOT NULL (50),
   last_name TEXT (50),
   username TEXT (50),
   avatar_hash BLOB,
);
"""

MATRIX_ROOMS_SQL = """
CREATE TABLE IF NOT EXISTS telegram_users
(
    id TEXT PRIMARY KEY NOT NULL
);
"""