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AT&T moves to Databricks

Moved from on-premises Hadoop data lake · Vendor case study · Oct 2023 · Azure Databricks, Delta Lake

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Moved its on-premises Hadoop data lake to a lakehouse serving about 90,000 internal data users

Stated outcome: five-year ROI of 300%

When AT&T migrated their Hadoop data lake to Azure Databricks, they achieved a five-year ROI of 300% while reducing more than 80 schemas and streamlining their overall data footprint.

From AT&T eliminates barriers to analysis with Azure Databricks, databricks.com, Oct 2023.3 years agoChecked Sep 23, 2026 AT&T stack · Databricks customers

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