| Oracle® Database Reference 11g Release 2 (11.2) Part Number E25513-03 | 
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DBA_HIST_PLAN_OPERATION_NAME displays historical information about SQL plan operation names.
| Column | Datatype | NULL | Description | 
|---|---|---|---|
| DBID | NUMBER | NOT NULL | Database identifier | 
| OPERATION_ID | NUMBER | NOT NULL | Plan operation identifier | 
| OPERATION_NAME | VARCHAR2(64) | Plan operation name. This value also appears in the SQL_PLAN_OPERATIONcolumn of theDBA_HIST_ACTIVE_SESS_HISTORYview. |