To modify defined information:

1. Terminate applications at the source system.
2. Make sure that all update data has been imported into the target.
3. Terminate the source and target Datareplicators.
4. Terminate the source HiRDB normally.
5. Use a text editor to modify the extraction and import definitions.
6. Initialize the environment of the source Datareplicator.
7. Start the source HiRDB.
8. Use the hdeprep command to execute the extraction definition preprocess.
9. Perform an initial start of the target Datareplicator.
10. Start the source Datareplicator.
11. Restart applications at the source HiRDB.