Excel is powerful—but it is NOT a database. And if your Power Apps still run on an Excel workbook, you are seconds away from data loss, concurrency collisions, governance gaps, and a credibility crisis you will not see until it’s too late. In this episode, we break down the biggest lie Power Apps makers tell themselves:“Excel is fine for now.”It isn’t. It was never meant to handle multi-user writes, relational integrity, or auditable governance. You’ll learn why your spreadsheet behaves like a trapdoor the moment your app goes into production—and how Dataverse fixes the root causes with structure, security, and transactional integrity. We also walk through the exact migration path from Excel to Dataverse—with the one decision that prevents 80% of all Power Apps failures. The Lie: Why Excel Feels Safe but Fails Under Pressure Excel feels easy because it’s forgiving. Anyone can edit anything, anywhere, without structure. That freedom works beautifully for analysis and prototyping… but collapses instantly when used as a shared operational data source. We uncover the hidden risks that make Excel the most expensive “free tool” in your stack:Silent data corruption that hides for monthsLast-save-wins concurrency that destroys valid updatesNo audit trail for compliance or accountabilityNo referential integrity to keep relationships intactNo schema enforcement—columns mutate as users improviseDrift between personal copies, SharePoint copies, emailed copiesImpossible version control for multi-user changesFragile formulas that break when tabs or column names shiftExcel is brilliant for modeling, exploration, and individual analysis—but the moment multiple people enter or depend on the data, it becomes a liability. Why This Actually Matters: The Real Cost of Confusion This episode dives into the three invisible forces that turn Excel into a silent operational threat: data loss, concurrency failures, and governance gaps. 1. Data Loss (The Silent Killer) Excel rarely screams when something goes wrong. It quietly:Drops decimalsTruncates stringsOverwrites formulasBreaks referencesMisformats IDsLoses rows during filtersSaves partial data during sync conflictsYou think the file is fine—until Finance catches a discrepancy, or your Power App reports inconsistent results that you can’t reproduce. 2. Concurrency (The Roulette Wheel of Edits) Two people save a workbook at once. Who wins?Whoever clicked “Save” last. That single missing guardrail causes:Overwritten customer dataInconsistent credit limitsConflicting addressesLost comments or notesStale reads in Power AppsDuplicate or contradictory updatesExcel has no transactions, no row locks, no version checks, and no reconciliation process. Dataverse fixes all of that. 3. Governance (The Black Hole) Excel’s biggest flaw?It assumes humans will behave. No required fields, no types, no controlled vocabularies, no audit log, no role-based security, no lineage—and no way to prove who changed what, when, or why. Auditors hate this.Your future self hates this.Your business eventually pays for this. The Three Failure Categories You Keep Stepping On This episode highlights the three fatal failure patterns that surface the moment Excel pretends to be a database: Failure 1: Data Loss Through Structure Drift Excel allows anything in any cell. Dataverse requires meaning. That difference saves you. Failure 2: Concurrency Without Consequences Multiple users editing the same file? That’s not collaboration. It’s corruption waiting to happen. Failure 3: Governance Gaps That Create Risk If you can’t explain your data lineage, you can’t secure or audit it. Dataverse gives you governance “for free” simply by existing. Enter Dataverse — The System Excel Was Never Meant to Be Once we tear down the lie, we reveal the replacement:Dataverse.Not just a storage engine—a governance, security, and integrity backbone. In this episode you’ll learn exactly what Dataverse fixes: A Real SchemaRequired fieldsProper data typesLookup relationshipsChoice fields with controlled vocabulariesBusiness rulesPrimary/alternate keysReal SecurityRole-based accessRow-level ownershipField-level restrictionsTeams and business unitsDLP policiesReal IntegrityACID transactionsReferential constraintsAuditingChange trackingCascading updatesServer-side validationReal PerformanceIndexesOptimized queriesMulti-user concurrencyScalable storagePredictable API behaviorDataverse doesn’t trust users—and that’s why it works. The Right Architecture: Dataverse + Power Apps + Fabric We also break down where Dataverse fits in your data ecosystem:Dataverse → operational truth, transactions, securityFabric Lakehouse → analytics, history, large datasetsAzure SQL → specialty OLTP or legacy systemsPower BI → reporting across operational + analytical layersThis layered architecture replaces the spreadsheet-as-brain model with a sustainable, scalable strategy. Your 10-Step Migration Plan We give you a practical, no-drama path to move from Excel to Dataverse safely:Inventory and classify your spreadsheetsIdentify entities, keys, relationshipsBuild the Dataverse schema correctlyEstablish security and governanceDefine data quality rulesPrepare Power Query transformationsValidate loads and dedupeBuild model-driven foundationsPerform a staged cutoverDeprecate Excel and enforce Dataverse as the source of truthFollow this plan and your app stops gambling with your data. Key Takeaway Excel tracks. Dataverse governs.If your Power Apps depend on Excel, you don’t have a system—you have an unstable spreadsheet wearing a badge it didn’t earn. When you switch to Dataverse, you gain integrity, auditability, role-based security, real relationships, and a platform that protects your data even when humans don’t. Call to Action If this episode finally broke the “Excel is good enough” myth, do the strategic thing: Subscribe, enable notifications, and catch the next episode where we walk through Dataverse modeling:mandatory keysschemasrelationshipssecurityvalidationand how to prevent 99% of citizen-developer data failuresYour next outage is optional.Your data integrity doesn’t have to depend on luck.Choose structure. Choose Dataverse.Become a supporter of this podcast: https://www.spreaker.com/podcast/m365-show-podcast--6704921/support.Follow us on:LInkedInSubstack

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