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Forum Posts

Avinash_Narala
by Databricks Partner
  • 217 Views
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From 400GB to 35GB: Managing Delta Lake Storage Growth

Why Your Delta Lake Tables Are Quietly Ballooning (And How to Fix It)If your data pipeline only appends a few gigabytes a day, but your cloud storage footprint is skyrocketing into hundreds of gigabytes, you aren’t alone. We recently watched one of o...

  • 217 Views
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KrisJohannesen
by Valued Contributor
  • 990 Views
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CI/CD using Workload Identity Federation

Most Databricks deployment pipelines on Azure still authenticate with a service principal client secret. There is a better way and it does not require managing a single credential. The standard pattern has a quiet problemIf you have set up Databricks...

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  • 990 Views
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kemp
by New Contributor II
  • 275 Views
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I built ar-io-mlflow: Open-Source MLflow Plugin for Verifiable & Tamper-Proof AI Provenance

Hey everyone!I've built and open-sourced ar-io-mlfow. This is a plugin that adds cryptographic provenance across the ML lifecycle (training runs, model registration, stage promotions, inference, and datasets).What it doesCreates signed Ed25519 crypto...

  • 275 Views
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Latest Reply
kemp
New Contributor II
  • 0 kudos

I also opened a discussion on Github, not sure which is the right place sorry if this isn't it - https://github.com/mlflow/mlflow/discussions/23355

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SumitSingh
by Contributor III
  • 18118 Views
  • 13 replies
  • 43 kudos

From Associate to Professional: My Learning Plan to ace all Databricks Data Engineer Certifications

In today’s data-driven world, the role of a data engineer is critical in designing and maintaining the infrastructure that allows for the efficient collection, storage, and analysis of large volumes of data. Databricks certifications holds significan...

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  • 18118 Views
  • 13 replies
  • 43 kudos
Latest Reply
RASHMI_BHOKARE
New Contributor II
  • 43 kudos

Hello , can u hep me with study material for associate level exam, where do we get it? the free version if possible? any noteS?

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wesleyfelipe
by Contributor
  • 190 Views
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Why centralized state forces distributed reconstruction — a three-part series

Hi everyone — wanted to share a three-part series I recently published on Medium that examines architectural patterns from a real Databricks-based data consolidation project.The specific case is a logistics platform unifying two legacy systems into a...

  • 190 Views
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szymon_dybczak
by Esteemed Contributor III
  • 328 Views
  • 0 replies
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Access Databricks data using external systems

For a long time, one of the hardest questions in lakehouse architecture was:How do we let external engines access governed data without bypassing governance?Databricks is making this pattern much cleaner with Unity Catalog external access.The idea is...

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  • 328 Views
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ericka-lorenz
by New Contributor II
  • 911 Views
  • 1 replies
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Databricks vs. BigQuery Through a Workload Lens

I came across a blog post comparing Databricks and Google BigQuery for AI-ready data teams. The workload angle stood out.That feels like a useful way to frame the discussion here in the Databricks Community. A lot of platform questions come back to t...

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Latest Reply
balajij8
Contributor III
  • 0 kudos

Evaluating pure analytics capabilities is an outdated framework that treats the data warehouse as an isolated silo. Databricks is aggressively moving to handle the entire enterprise footprint including BI & Agentic universe. With the maturity of Data...

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szymon_dybczak
by Esteemed Contributor III
  • 478 Views
  • 1 replies
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Finally! A simple way to validate whether your Materialized View can actually refresh incrementally

One of the more frustrating things when working with materialized views in Databricks was checking whether a view had refreshed incrementally. One way to verify it was by checking the event log, but that required running the pipeline and executing a ...

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  • 478 Views
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Amit117
New Contributor II
  • 2 kudos

Hi. This is very helpful. Any idea whether incremental refresh ability is also true for non-algebraic functions like median etc. I was looking for a solution which will work for late arriving data and came across this. I also could not find any docum...

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szymon_dybczak
by Esteemed Contributor III
  • 792 Views
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Mitigation for "error downloading Terraform" during bundle deployments

If your CI/CD pipelines suddenly started failing out of nowhere with this error:"error downloading Terraform: unable to verify checksums signature: openpgp: key expired"and you’re using Databricks CLI - you’re probably hitting the same issue I did.Th...

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  • 792 Views
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SD_KCM
by New Contributor II
  • 1222 Views
  • 1 replies
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Azure Databricks Exclusive groups

Une nouvelle primitive de permissions pour empêcher le croisement de données entre usages hébergés sur le même workspace Databricks.

  • 1222 Views
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Latest Reply
SD_KCM
New Contributor II
  • 0 kudos

lien Medium :https://medium.com/@kacn12872/azure-databricks-exclusive-groups-garantir-létanchéité-entre-cas-d-usage-sur-la-lakehouse-e340ce28f332

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truplusphi
by New Contributor III
  • 270 Views
  • 0 replies
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TruProxy - Live Cost Estimator - Clusters

Hi everyone, I'm continuing to build a live cost estimator for Databricks to get immediate cost estimates every second instead of having to wait for the system tables to update. (see Live Cost Estimator - Databricks Community - 156374)I've finished t...

  • 270 Views
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RamuPilla
by New Contributor II
  • 584 Views
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Databricks Kafka Multi-Stream Ingestion Architecture: Scaling Beyond Single-Stream Bottlenecks

The Real Problem: Kafka Source Parallelism in SparkBefore discussing foreachBatch, multi-table writes, or any specific use case, it helps to understand the underlying issue. This is a problem with how Spark Structured Streaming consumes from Kafka, a...

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  • 584 Views
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DushendRaghavan
by New Contributor II
  • 2541 Views
  • 1 replies
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How to handle MERGE with Schema Evolution in Delta Lake

How to handle MERGE with Schema Evolution in Delta LakeHi everyone,Schema evolution during MERGE is one of the trickiest parts of building robust Delta Lake pipelines. Databricks actually has a native SQL syntax for this — plus Python API options for...

  • 2541 Views
  • 1 replies
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Latest Reply
nayan_wylde
Esteemed Contributor II
  • 2 kudos

Great post. Would also like to consider the following points:Guardrails: schema evolution is powerful — it can also accidentally add garbage columns if upstream sends unexpected fields.Recommendation: validate/allowlist schema changes in higher envir...

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Hammad-Arbisoft
by New Contributor II
  • 693 Views
  • 1 replies
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How Databricks Genie Turns Collaboration Tools into AI-Powered Intelligence Platforms

Most organizations don’t have a data problem anymore.They have a data access and usability problem.The dashboards exist. The warehouses are modernized. The lakehouse is running. Yet business teams still wait days for answers because analytics remains...

  • 693 Views
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Latest Reply
Hammad-Arbisoft
New Contributor II
  • 2 kudos

The Dashboard Era Is Ending. Conversation Is Replacing It.

  • 2 kudos
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