My Oracle Support Banner

ORA-942 reported on dropping a change data capture table (Doc ID 1665761.1)

Last updated on FEBRUARY 18, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.1]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


When trying to drop a change table an ORA-00942 is reported as follows


BúaD w linii 1:
ORA-00942: tabela lub perspektywa nie istnieje
ORA-06512: przy "SYS.DBMS_CDC_PUBLISH", linia 810
ORA-06512: przy linia 1

With Streams tracing enabled and an errorstack on 942 set as follows

 results in the following being reported 

Streams : knlcfdrl 
   error 942 while looking up the Streams tables. 

with the following stack 
kkzugekdl_int <- kkzugekdl <- kntsSetTrigger <- knlcfdrl 

The problem is caused by private synonyms which have the same names as the CDC change tables in the staging database.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.