public SelfT session(String sessionId, Boolean check) {
        return session(sessionId, check, null);
    }
Sets session. Same as {@code session(sessionId, check, null)}.

@param sessionId session id, null means no session
@param check     whether the server should check if the session id exists or
                 not
@return the request itself
clickhouse-client/src/main/java/com/clickhouse/client/ClickHouseRequest.java