ORA-12856
cannot run parallel query on a loopback connection
Cause
A table or index in a parallel query is referenced via a loopback connection.
Action
Do not use loopback connection when running a query in parallel.
ORA-12856
cannot run parallel query on a loopback connection
Cause
A table or index in a parallel query is referenced via a loopback connection.
Action
Do not use loopback connection when running a query in parallel.
ORA-12856
cannot run parallel query on a loopback connection
Cause
A table or index in a parallel query is referenced via a loopback connection.
Action
Do not use loopback connection when running a query in parallel.
