Three data lakes are illustrated in each data landing zone. However, depending on your requirements, you might be able to consolidate the raw, enriched and curated layers into one storage account. You can create another storage account called 'development' where data consumers can bring other useful data products.
Consider the following factors when deciding between a consolidated or three storage account approach:
Features and functionality at the storage account level You can choose if lifecycle management options or firewall rules must be applied at the data landing zone or data lake level. Create multiple storage accounts, but not unwanted silos. Avoid duplicate data projects from lack of visibility or knowledge-sharing across your organization. Ensure that you have good data governance, project tracking tools, and a data catalog in place.
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