- ADF incremental copy missed rows: why watermarks lose late commits and how to fix themData Platform · 6 Nov 2026
- Azure Service Bus MessageLockLost: stop long handlers from causing retries and duplicatesAzure · 6 Nov 2026
- Delta MERGE fails with 'multiple source rows matched': find the duplicate keys and fix the loadData Platform · 6 Nov 2026
- Lambda with SQS: one bad message retries the whole batch - fix it with ReportBatchItemFailuresAWS · 6 Nov 2026
- Spark overwrite wiped the whole table: dynamic partition overwrite, replaceWhere and recoveryData Platform · 6 Nov 2026
- Repair a failed Databricks job run without duplicating data: repair-run, latest_repair_id and dependent tasksDatabricks on Azure · 4 Nov 2026
- AI agent tool calls executed twice: retries, timeouts and re-planning that send duplicate emails, tickets and paymentsAI & GenAI · 28 Oct 2026
- foreachBatch MERGE in Azure Databricks: duplicates after restarts, 'multiple source rows matched' and merges that get slower every dayDatabricks on Azure · 28 Oct 2026
- Sev1: duplicate records after a pipeline re-run — clean up and make loads idempotentData Platform · 25 Oct 2026