Why Azure SQL Data Sync Retirement Matters Azure SQL Data Sync relies on: Triggers Metadata tables Hub-and-spoke topology While functional, this architecture introduces complexity, perf...

What Is Sharding in Azure SQL Database? Sharding is the technique of splitting a large dataset horizontally across multiple independent databases—called shards. Every shard contains the same schema...

  Confirming Whether Auto-Cleanup Has Run Successfully When diagnosing Change Tracking cleanup issues, the first step is verifying whether the auto‑cleanup process has executed at least once ...

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...