Add descriptions for SEO.

Author: TimShererWithAquent

docs/sql-server/compute-capacity-limits-by-edition-of-sql-server.md

@@ -1,5 +1,6 @@
 ---
 title: "Compute capacity limits by edition of SQL Server | Microsoft Docs"
+description: This article discusses compute capacity limits for SQL Server 2019 and how they differ in physical and virtualized environments with hyperthreaded processors.
 ms.custom: ""
 ms.date: "11/07/2017"
 ms.prod: sql

docs/sql-server/editions-and-components-of-sql-server-2016.md

@@ -1,6 +1,7 @@
 ---
 title: "Editions and supported features"
 titleSuffix: SQL Server 2016
+description: This article describes features supported by the various editions of SQL Server 2016, which accommodate different performance, runtime, and price requirements.
 ms.custom: 
    - seo-lt-2019
    - sqlfreshmay19

docs/sql-server/editions-and-components-of-sql-server-2017.md

@@ -1,6 +1,7 @@
 ---
 title: "Editions and supported features"
 titleSuffix: SQL Server 2017
+description: This article describes features supported by the various editions of SQL Server 2017, which accommodate different performance, runtime, and price requirements.
 ms.custom: "seo-lt-2019"
 ms.date: "12/13/2019"
 ms.prod: sql

docs/sql-server/maximum-capacity-specifications-for-sql-server.md

@@ -1,5 +1,6 @@
 ---
 title: "Maximum capacity specifications for SQL Server"
+description: This article shows maximum sizes and numbers of various objects defined in SQL Server components, along with additional information.
 ms.date: 03/05/2020
 ms.prod: sql
 ms.reviewer: ""

docs/sql-server/sql-server-2017-release-notes.md

@@ -1,5 +1,6 @@
 ---
 title: "SQL Server 2017 Release Notes | Microsoft Docs"
+description: This article describes limitations and issues with SQL Server 2017 and provides links to related information.
 ms.custom: ""
 ms.date: "11/01/2017"
 ms.prod: sql

docs/tools/distributed-replay/complete-the-post-installation-steps.md

@@ -1,6 +1,7 @@
 ---
 title: Complete the post-installation steps
 titleSuffix: SQL Server Distributed Replay
+description: After you install Distributed Replay you must modify the Distributed Replay controller and client services accounts.
 ms.prod: sql
 ms.prod_service: sql-tools
 ms.reviewer: ""

docs/tools/distributed-replay/configure-distributed-replay.md

@@ -1,6 +1,7 @@
 ---
 title: Configure distributed replay
 titleSuffix: SQL Server Distributed Replay
+description: This article describes product requirements to consider before you use the Distributed Replay feature of SQL Server.
 ms.prod: sql
 ms.prod_service: sql-tools
 ms.reviewer: ""

docs/tools/distributed-replay/install-distributed-replay-overview.md

@@ -1,6 +1,7 @@
 ---
 title: Install Distributed Replay
 titleSuffix: SQL Server Distributed Replay
+description: This article provides links to information you need to install the Distributed Replay feature in SQL Server.
 ms.prod: sql
 ms.reviewer: ""
 ms.technology: install

docs/tools/distributed-replay/install-distributed-replay.md

@@ -1,6 +1,7 @@
 ---
 title: Install Distributed Replay
 titleSuffix: SQL Server Distributed Replay
+description: "This article describes the ways you can install Distributed Replay: using the Installation Wizard, the Command Prompt window, or a configuration file."
 ms.prod: sql
 ms.reviewer: ""
 ms.technology: install

docs/tools/distributed-replay/modify-the-controller-and-client-services-accounts.md

@@ -1,6 +1,7 @@
 ---
 title: Modify controller and client services accounts
 titleSuffix: SQL Server Distributed Replay
+description: Learn how to modify the Distributed Replay controller and client service accounts, and then reapply the access control lists.
 ms.prod: sql
 ms.reviewer: ""
 ms.technology: install