Oracle Internals
JulianDyke.com

Welcome

Seminars

Consultancy

Calendar

Presentations

Diagnostics

Internals

References

Acknowledgements

Dumps

Undo Blocks

To dump an undo block use the equivalent datafile block dump command

For example to dump an undo block in Oracle8 and above use

    ALTER SYSTEM DUMP DATABASE absolute_file_number 
    BLOCK block_number;

See Dumping Database Blocks for more information