Oracle® Database Reference 11g Release 2 (11.2) Part Number E10820-02 |
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DBA_WAITERS
shows all the sessions that are waiting for a lock. In a RAC environment, this only applies if the waiter is on the same instance.
Column | Datatype | NULL | Description |
---|---|---|---|
WAITING_SESSION |
NUMBER |
The waiting session | |
HOLDING_SESSION |
NUMBER |
The holding session | |
LOCK_TYPE |
VARCHAR2(26) |
The lock type | |
MODE_HELD |
VARCHAR2(40) |
The mode held | |
MODE_REQUESTED |
VARCHAR2(40) |
The mode requested | |
LOCK_ID1 |
VARCHAR2(40) |
Lock ID 1 | |
LOCK_ID2 |
VARCHAR2(40) |
Lock ID 2 |