What makes a good data warehouse?

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A cost-effective data warehouse should be able to scale compute capacity to match demand, and then quickly and easily scale back when usage decreases. The cloud can help solve this problem, but only if the underlying architecture of the warehouse supports it. 10 мая 2018 г.

What are the 3 characteristics of data warehouse?

The key characteristics of a data warehouse are as follows:Some data is denormalized for simplification and to improve performance.Large amounts of historical data are used.Queries often retrieve large amounts of data.Both planned and ad hoc queries are common.The data load is controlled.Introduction to Data Warehousing - Oracle Help Center

What are the 4 key components of a data warehouse?

A typical data warehouse has four main components: a central database, ETL (extract, transform, load) tools, metadata, and access tools.

How do you build a good data warehouse?

7 Steps to Data Warehousing1Step 1: Determine Business Objectives. ... 2Step 2: Collect and Analyze Information. ... 3Step 3: Identify Core Business Processes. ... 4Step 4: Construct a Conceptual Data Model. ... 5Step 5: Locate Data Sources and Plan Data Transformations. ... 6Step 6: Set Tracking Duration. ... 7Step 7: Implement the Plan.7 Steps to Data Warehousing | ITPro Today

What are the 5 components of data warehouse?

There are five components used for the set-up consisting of Database server, ETL tools, Meta Data, Query tools, and Data mart.

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