20230908 new article for SQL MI log file space management

Author: WilliamDAssafMSFT

azure-sql/database/features-comparison.md

@@ -70,7 +70,7 @@ The following table lists the major features of SQL Server and provides informat
 | [Expressions](/sql/t-sql/language-elements/expressions-transact-sql) |Yes | Yes |
 | [Extended events (XEvent)](/sql/relational-databases/extended-events/extended-events) | Some, see [Extended events in SQL Database](xevent-db-diff-from-svr.md) | Yes, see [Extended events differences](../managed-instance/transact-sql-tsql-differences-sql-server.md#extended-events). |
 | [Extended stored procedures](/sql/relational-databases/extended-stored-procedures-programming/creating-extended-stored-procedures) | No | No |
-| [Files and file groups](/sql/relational-databases/databases/database-files-and-filegroups) | Primary file group only | Yes. File paths are automatically assigned and the file location can't be specified in `ALTER DATABASE ADD FILE` [statement](../managed-instance/transact-sql-tsql-differences-sql-server.md#alter-database-statement).  |
+| [Files and file groups](/sql/relational-databases/databases/database-files-and-filegroups) | Primary file group only | Yes. File paths are automatically assigned and the file location can't be specified in [ALTER DATABASE ADD FILE](../managed-instance/transact-sql-tsql-differences-sql-server.md#alter-database-statement).  |
 | [Filestream](/sql/relational-databases/blob/filestream-sql-server) | No | No, see [SQL managed instances features](../managed-instance/transact-sql-tsql-differences-sql-server.md#filestream-and-filetable). |
 | [Full-text search (FTS)](/sql/relational-databases/search/full-text-search) |  Yes, but third-party filters and word breakers aren't supported | Yes, but [third-party filters and word breakers aren't supported](../managed-instance/transact-sql-tsql-differences-sql-server.md#full-text-semantic-search) |
 | [Functions](/sql/t-sql/functions/functions) | Most, see individual functions | Yes, see [Stored procedures, functions, triggers differences](../managed-instance/transact-sql-tsql-differences-sql-server.md#stored-procedures-functions-and-triggers) |
@@ -127,7 +127,7 @@ The Azure platform provides a number of PaaS capabilities that are added as an a
 | **Auto-scale** | Yes, but only in [serverless model](serverless-tier-overview.md?view=azuresql-db&preserve-view=true). In the non-serverless model, the change of service tier (change of vCore, storage, or DTU) is fast and online. The service tier change requires minimal or no downtime. | No, you need to choose reserved compute and storage. The change of service tier (vCore or max storage) is online and requires minimal or no downtime. |
 | **Automatic backups** | Yes, see [automated backups in Azure SQL Database](automated-backups-overview.md?view=azuresql-db&preserve-view=true). Full backups are taken every 7 days, differential 12 hours, and log backups every 5-10 min. | Yes, see [autoamted backups in Azure SQL Managed Instance](../managed-instance/automated-backups-overview.md?view=azuresql-mi&preserve-view=true). Full backups are taken every 7 days, differential 12 hours, and log backups every 5-10 min. |
 | **Automatic tuning (indexes)**| Yes, see [Automatic tuning](automatic-tuning-overview.md?view=azuresql-db&preserve-view=true)| No |
-| [Availability Zones](/azure/availability-zones/az-overview) | Yes | In preview for the Business Critical tier only |
+| [Availability Zones](/azure/availability-zones/az-overview) | Yes | Yes, in preview, currently for the Business Critical tier only |
 | [Azure Resource Health](/azure/service-health/resource-health-overview) | Yes | Yes |
 | **Short-term backup retention** | Yes, see [short-term retention](automated-backups-overview.md?view=azuresql-db&preserve-view=true#short-term-retention). 7 days default, max 35 days. | Yes, see [short-term retention](../managed-instance/automated-backups-overview.md?view=azuresql-mi&preserve-view=true#short-term-retention). 1-35 days, 7 days default.  |
 | [Azure Database Migration Service (DMS)](/azure/dms/dms-overview) | Yes | Yes |

azure-sql/database/file-space-manage.md

@@ -1392,21 +1392,30 @@
     items:
     - name: How-to documentation
       href: managed-instance/how-to-content-reference-guide.md      
-    - name: Start & stop instance
-      href: managed-instance/instance-stop-start-how-to.md
     - name: Connect applications
       href: managed-instance/connect-application-instance.md
-    - name: Copy or move a database
-      href: managed-instance/database-copy-move-how-to.md
-    - name: Job automation with SQL Agent 
-      href: managed-instance/job-automation-managed-instance.md
     - name: Distributed transactions with DTC
       displayName: distributed transaction coordinator 
       href: managed-instance/distributed-transaction-coordinator-dtc.md
     - name: Enroll in November 2022 feature wave
       href: managed-instance/november-2022-feature-wave-enroll.md
-    - name: Azure Automation
-      href: managed-instance/automation-manage.md
+
+    - name: Automation
+      items:
+      - name: Azure Automation
+        href: managed-instance/automation-manage.md
+      - name: Job automation with SQL Agent 
+        href: managed-instance/job-automation-managed-instance.md
+
+    - name: Manage
+      items:
+      - name: Start & stop instance
+        href: managed-instance/instance-stop-start-how-to.md
+      - name: Copy or move a database
+        href: managed-instance/database-copy-move-how-to.md
+      - name: Manage file space
+        href: managed-instance/file-space-manage.md
+
     - name: Monitor & Tune
       items:
         - name: Identify query performance bottlenecks