Merge pull request #275849 from varun-dhawan/varund-jul

[PostgreSQL] updates the docs

Author: v-regandowner

articles/postgresql/flexible-server/concepts-major-version-upgrade.md

@@ -4,7 +4,7 @@ description: Learn how to use Azure Database for PostgreSQL - Flexible Server to
 author: varun-dhawan
 ms.author: varundhawan
 ms.reviewer: rajsell, maghan
-ms.date: 04/27/2024
+ms.date: 05/21/2024
 ms.service: postgresql
 ms.subservice: flexible-server
 ms.topic: conceptual
@@ -48,6 +48,15 @@ Here are some of the important considerations with in-place major version upgrad
 
 - After an in-place major version upgrade is successful, there are no automated ways to revert to the earlier version. However, you can perform a point-in-time recovery (PITR) to a time before the upgrade to restore the previous version of the database instance.
 
+## Post upgrade/migrate
+
+After the major version upgrade is complete, we recommend to run the `ANALYZE` command  in each database to refresh the `pg_statistic` table. Otherwise, you may run into performance issues.
+
+```SQL
+postgres=> analyze;
+ANALYZE
+```
+
 ## Major version upgrade logs
 
 Major version upgrade logs (`PG_Upgrade_Logs`) provide direct access to detailed [server logs](./how-to-server-logs-portal.md). Integrating `PG_Upgrade_Logs` into your upgrade process can help ensure a smoother and more transparent transition to new PostgreSQL versions.

articles/postgresql/flexible-server/release-notes.md

@@ -7,7 +7,7 @@ ms.reviewer: maghan
 ms.service: postgresql
 ms.subservice: flexible-server
 ms.topic: overview
-ms.date: 5/6/2024
+ms.date: 5/21/2024
 #customer intent: As a reader, I want the title and description to meet the required length and include the relevant information about the release notes for Azure DB for PostgreSQL - Flexible Server.
 ---
 
@@ -19,7 +19,7 @@ This page provides latest news and updates regarding feature additions, engine v
 
 ## Release: May 2024
 * Support for [extensions](./concepts-extensions.md#extension-versions) TimescaleDB (ver 2.13.0) for PG16, login_hook, session_variable.
-* Support for [extensions](./concepts-extensions.md#extension-versions) TimescaleDB (ver 2.13.0) for PG16, login_hook, session_variable.
+* Public preview of [Upgrading PostgreSQL extensions](./concepts-extensions.md#upgrading-postgresql-extensions) on Azure Database for PostgreSQL flexible server.
 
 
 ## Release: April 2024