updated 2.18.1 CHANGELOG for migration notes

stellar · Jul 5, 2022 · f174482 · f174482
1 parent c9c0782
commit f174482
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/services/horizon/CHANGELOG.md b/services/horizon/CHANGELOG.md
@@ -9,10 +9,15 @@ file. This project adheres to [Semantic Versioning](http://semver.org/).
 
 
 ## 2.18.1
-* Optimize the claimable balance SQL query for best index query plan performance ([4398](https://github.com/stellar/go/pull/4398))
 * Enabled txsub system to work if/when underlying horizon db connection is read only. ([4418](https://github.com/stellar/go/pull/4418))
 * Optimize the claimable balance SQL query for best index query plan performance([4398](https://github.com/stellar/go/pull/4398))
 
+### DB Schema Migration
+
+The migration makes the following schema changes:
+
+  - creates new, `history_transactions_filtered_tmp` table related to enabling tx sub processing on read only, only ingest writes to the table. Deprecates, drops prior `txsub_results` table. Migration should be brief, does not incur any data/runtime processing.
+
 
 ## 2.18.0