V$DB_PIPES

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: `PUBLIC` `PRIVATE`
`PIPE_SIZE`	`NUMBER`	Amount of memory the pipe uses