class QueryState:
    QUERY_MASTER_INIT = "QUERY_MASTER_INIT"
    QUERY_MASTER_LAUNCHED = "QUERY_MASTER_LAUNCHED"
    QUERY_NEW = "QUERY_NEW"
    QUERY_INIT = "QUERY_INIT"
    QUERY_RUNNING = "QUERY_RUNNING"
    QUERY_SUCCEEDED = "QUERY_SUCCEEDED"
    QUERY_FAILED = "QUERY_FAILED"
    QUERY_KILLED = "QUERY_KILLED"
    QUERY_KILL_WAIT = "QUERY_KILL_WAIT"
    QUERY_ERROR = "QUERY_ERROR"
    QUERY_NOT_ASSIGNED = "QUERY_NOT_ASSIGNED"
