Co-authored with HaiderZ-MSFT​  Symptoms: How the Failure Appears When attempting a Major Version Upgrade in Azure Portal, customers typically encounter upgrade fails immediately or gets stuck an...

This error indicates a snapshot isolation conflict caused by concurrent schema changes during Azure SQL Data Sync operations. Here’s the analysis:   Root Cause The sync process uses snapshot ...

Current State Short-Term Retention (PITR) backups (1–35 days) do not support immutability. These backups are stored in Microsoft-managed subscriptions and storage accounts, and while customers ca...

Co‑authored with angesalsaa​  Symptoms Customer attempted to restore a server configured with public access into a private virtual network. Restore operation failed with an error indicating u...

This is a frequent scenario, especially when migrating large databases to Azure. The truth is, the time taken for a BACPAC import depends on several factor: database size, compute tier, network laten...

Co‑authored with angesalsaa​  Symptoms Upgrade from PostgreSQL 12 → higher version succeeds. After migration, workloads show: Queries running slower than before. Unexpected CPU spikes du...

Co‑authored with HaiderZ-MSFT​ Overview If you’re running Azure Database for PostgreSQL Flexible Server, you might encounter a scenario where your database disappears after planned maintenance. ...

Co‑authored with angesalsaa​  Symptoms Portal Upgrade action fails or the precheck reports that upgrading with password authentication from 11 isn’t allowed.  Users still authenticate with le...

Co-authored with HaiderZ-MSFT​   Issue Summary The customer attempted to change the server configuration from Standard_D4ds_v5 (non-Confidential Compute) to Standard_DC4ads_v5 (Confidential Comp...