Merge pull request #157553 from MaraSteiu/patch-30

Update sql-data-sync-data-sql-server-sql-database.md

Author: PRMerger18

articles/azure-sql/database/sql-data-sync-data-sql-server-sql-database.md

@@ -147,6 +147,7 @@ Provisioning and deprovisioning during sync group creation, update, and deletion
 - Columns with User-Defined Data Types aren't supported
 - Moving servers between different subscriptions isn't supported. 
 - If two primary keys are only different in case (e.g. Foo and foo), Data Sync won't support this scenario.
+- Truncating tables is not an operation supported by Data Sync (changes won't be tracked).
 
 #### Unsupported data types