In 12c, TTS Import Will Fail with ORA-19721 if we Try to Attach a Read-only Tablespace Second Time. Also, Sharing the Same Read-Only Tablespace across Databases Is Not Possible. (Doc ID 2094476.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 and later
Information in this document applies to any platform.

Symptoms

In 12c, TTS Import will fail with ORA-19721 if we try to attach a read-only tablespace a second time. But this behavior works fine in 11g and lower version.

Cause

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