diff --git a/.chloggen/1734.yaml b/.chloggen/1734.yaml
new file mode 100644
index 0000000000..2f760e006b
--- /dev/null
+++ b/.chloggen/1734.yaml
@@ -0,0 +1,12 @@
+change_type: breaking
+
+component: db
+
+note: |
+  Rename `db.system` to `db.system.name` and clean up its values.
+  Rename `db.elasticsearch.*`, `db.cassandra.*`, `db.cosmosdb.*` attributes to `elasticsearch.*`, `cassandra.*`, and `az.cosmosdb.*` respectively.
+  Rename Cosmos DB `db.client.cosmosdb.*` metrics to use `az.cosmosdb.client.*`.
+
+issues: [1581, 608]
+
+subtext: