ORA-12812: only one PARALLEL or NOPARALLEL

admin

ORA-12812: only onePARALLEL or NOPARALLEL clause may be specified
Cause: PARALLEL was specified more than once, NOPARALLEL wasspecified
more than once, or both PARALLEL and NOPARALLEL were specified in a
CREATE TABLE, CLUSTER, or INDEX or in an ALTER TABLE or CLUSTER
statement, or in a RECOVER command.
Action: Removeall but one of the PARALLEL or NOPARALLEL clauses and
reissue the statement.