Changeset.

Author: rkistner

.changeset/eleven-pets-speak.md

@@ -0,0 +1,13 @@
+---
+'@powersync/service-module-postgres-storage': minor
+'@powersync/service-module-mongodb-storage': minor
+'@powersync/service-core-tests': minor
+'@powersync/service-module-postgres': minor
+'@powersync/service-errors': minor
+'@powersync/service-module-mongodb': minor
+'@powersync/service-core': minor
+'@powersync/service-module-mysql': minor
+'@powersync/lib-services-framework': minor
+---
+
+[Internal] Allow using multiple BucketStorageBatch instances concurrently.