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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 FEBRUARY 22, 2024

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database 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.


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.




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