V$PQ_TQSTAT

Columns
   ___________________________
 
   DFO_NUMBER
   TQ_ID
   SERVER_TYPE
   NUM_ROWS
   BYTES
   OPEN_TIME
   AVG_LATENCY
   WAITS
   TIMEOUTS
   PROCESS
   INSTANCE

Related:

V$EXECUTION 
V$PQ_SESSTAT 
V$PQ_SLAVE 
V$PQ_SYSSTAT