Oracle PL/SQL Tutorial/System Tables Data Dictionary/db pipes

Query v$db_pipes

   <source lang="sql">

SQL> SQL> SELECT *

 2  FROM   v$db_pipes
 3  where  rownum < 50;
  OWNERID

---

NAME

---

TYPE PIPE_SIZE

---

----------

       36

TEST 1 PRIVATE 1415

SQL> SQL></source>