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5 Lessons

Data Warehousing and NoSQL

Focus on this chapter's key concepts. Dive into each topic for a detailed understanding with examples and structured notes.

OLTP versus OLAP systems

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1 of 5 Lessons

Data Warehouse architecture (Star and Snowflake schemas)

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2 of 5 Lessons

ETL (Extract, Transform, Load) pipelines

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3 of 5 Lessons

Introduction to NoSQL databases (Document, Key-Value, Graph)

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4 of 5 Lessons

Overview of MongoDB and JSON document structures

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5 of 5 Lessons

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SQL for Data Analysis