Covers: theory of ETL process
Estimated time needed to finish: 20 minutes
Questions this item addresses:
  • How ETL works?
How to use this item?

A typical ETL process collects and refines different types of data, then delivers the data to a data warehouse such as Redshift, Azure, or BigQuery.

ETL also makes it possible to migrate data between a variety of sources, destinations, and analysis tools. As a result, the ETL process plays a critical role in producing business intelligence and executing broader data management strategies.

This article explain 3 steps of ETL process. Read the details of those steps.

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Overview Of Elt/etl

Total time needed: ~2 hours
Introduce about ELT/ETL process and some useful tools. ETL/ETL tools are the first essential step in the data warehousing process, which helps break down data silos and makes it easy for data scientists to access and analyze data, and turn it into business intelligence.
Potential Use Cases
Learning about data management in MLOps
Who is This For ?
Click on each of the following annotated items to see details.
ARTICLE 1. Data Engineering (CS 329S)
  • What is OLTP and OLAP?
  • What is structured and unstructured data?
  • What is ELT and ETL?
10 minutes
ARTICLE 2. What is Extract, Transform, Load? Definition, Process, and Tools
  • How ETL works?
20 minutes
ARTICLE 3. What is ELT
  • How ELT works?
  • What is the benefits of ELT?
  • What is the different of ELT and ETL?
20 minutes
  • What are some ELT tools?
20 minutes

Concepts Covered

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