V$DB_PIPES displays the pipes that are currently represented in the shared pool for this instance.
| Column | Datatype | Description | 
|---|---|---|
| OWNERID | NUMBER | Owner ID of the owner (if this is a private pipe), else NULL | 
| NAME | VARCHAR2(1000) | Name of the pipe (for example, SCOTT.PIPE) | 
| TYPE | VARCHAR2(7) | Type of the pipe: 
 | 
| PIPE_SIZE | NUMBER | Amount of memory the pipe uses |