When you upgrade Advanced Matching, Data Normalization, and Universal Name from Spectrum Technology Platform, you must first back up the contents of the following folders so that you can restore the data, such as indexes, matching tables, and configured properties later if anything goes wrong during the upgrade.
- search index
Any changes made in the elasticsearch.template file must be made in the new file called opensearch.template.
- Stop the Spectrum Technology Platform server.
- Navigate to the following directory:
- Back up contents of all the folders mentioned above to a different location.
- Perform the upgrade.
- Start the Spectrum Technology Platform server.