Select From Data Dictionary Tables Returns Non-displayable Characters Using 11g Database Gateways

(Doc ID 743046.1)

Last updated on JANUARY 19, 2017

Applies to:

Oracle Database Gateway for Informix - Version to [Release 11.1]
Oracle Database Gateway for SQL Server - Version and later
Information in this document applies to any platform.
Oracle Database Gateway for SQL Server - Version:
This problem can occur on any platform.


Select of information from dictionary tables using Database Gateway for Informix (DG4Infmx) ot other Database Gateways causes non-displayable characters or question marks to be returned instead of the correct data.

For example -

SQL> select table_name from user_tables@dg4informix  where rownum < 6;






Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms