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From ERP Events to Trusted Business Data | Walter Sumajit
Walter Sumajit · Data operations field notes
DATA ENGINEERING / 01 · Azure Databricks

From ERP Events to Trusted Business Data

Feature image: From ERP Events to Trusted Business Data

A reliable analytics program starts with operational records that can be traced, tested, and explained—not with a chart.

THE BUSINESS DATA PATH

Order data moves through controlled layers so teams can explain where a business measure came from.

ERP delivery · data engineering · digital commerce
01ERP + digital channels
02Bronze · preserve arrivals
03Silver · validate & reconcile
04Gold · define business grain
05Serve · BI and analytics

Illustrative workflow. Each stage needs an owner, a validation rule, and a recovery path.

A retailer can have orders in an ERP, storefront, and order management system while still lacking one trusted view of daily performance. Azure Databricks can provide the distributed processing and orchestration layer that brings those feeds into governed, reusable data products. Its medallion pattern—bronze, silver, and gold—is useful when each layer has a clear contract.

The solution: engineer the handoffs

Bronze preserves source-shaped records with arrival time, source name, and run identifier. Silver applies agreed rules: schema checks, key validation, duplicate handling, currency normalization, and quarantine for exceptions. Gold publishes business-ready tables at an explicit grain, such as one row per order line per business date. A SQL warehouse or downstream analytics tool then reads an approved result.

Configuration that protects the result

The design begins with the business definition, not the cluster size. Agree on what counts as an order, how cancellations and refunds are represented, which time zone defines the sales day, and who resolves rejected records. Then set up incremental ingestion, idempotent writes, managed identities, least-privilege access, catalog ownership, lineage, job alerts, and a tested replay procedure. Partition for observed query patterns; avoid creating tiny files or partitioning by a high-cardinality field without evidence.

What it looks like in practice

For an illustrative omnichannel sales model, a repeat order event is retained in bronze, flagged in silver using the agreed event key, and excluded from the gold net-sales measure unless it represents a legitimate amendment. A late refund is applied to the correct business date under an explicit policy. Finance can reconcile the published total to the ERP while operations can trace a disputed row back to its arrival and transformation run.

Business outcomes worth measuring

With these controls, a company can reduce manual reconciliation, shorten the path from operational change to analysis, reuse the same curated definitions across reports, and investigate exceptions without losing source evidence. The impact should be measured through refresh latency, reconciliation variance, rejected-record age, rerun time, and the number of reports using the governed product—not assumed from the platform choice.

ReliabilityFreshness, failed runs, recovery time
QualityReconciliation, exceptions, data completeness
Business useCycle time, adoption, less manual follow-up
Operational takeawayThe engineering outcome is a dependable data product: preserved evidence at intake, quality gates in transformation, and business definitions that remain visible at consumption.

Technical references

About the examples: Scenarios and outcome measures are illustrative implementation patterns, not claims of a specific client deployment or quantified result. Professional connections reflect the attached résumé materials. Technical product references are linked above.
© Walter Sumajit · Data engineering & operations