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Data Warehouse vs Data Lake
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Data Warehouse vs Data Lake

EasySQL · PostgreSQL

Problem

Explain the fundamental differences between a data warehouse and a data lake, and describe when you would choose one over the other for an enterprise client.

Use the supplied platform and asset metadata to produce a concise comparison that supports this decision.

Output

  1. One row per storage platform, including platforms without registered assets
  2. Return platform_name, storage_model, asset_count, structured_asset_pct, governed_asset_pct, and recommended_for
  3. Sort by storage_model, then platform_name

Schema

storage_platforms
ColumnTypeDescription
platform_idPKINTUnique storage platform identifier
platform_nameVARCHAR(120)Name of the storage platform
storage_modelVARCHAR(30)Storage classification, such as warehouse or lake
data_assets
ColumnTypeDescription
asset_idPKINTUnique data asset identifier
platform_idINTReferenced storage platform identifier
asset_nameVARCHAR(120)Name of the data asset
asset_typeVARCHAR(30)Data shape classification
governance_statusVARCHAR(30)Governance and catalog status
Tablesstorage_platformsdata_assets
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CodePostgreSQL
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