Bagaimana cara memeriksa apakah ada prosedur tersimpan?

Alternatif:

USER_PROSEDUR:

SELECT *
  FROM USER_PROCEDURES
 WHERE object_name = 'MY_STORED_PROCEDURE'

OBJEK_USER:

SELECT *
  FROM USER_OBJECTS
 WHERE object_type = 'PROCEDURE'
   AND object_name = 'MY_STORED_PROCEDURE'