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Data Lake Explained: A Comprehensive Guide to Its Architecture and Use Cases

AltexSoft

In 2010, a transformative concept took root in the realm of data storage and analytics — a data lake. The term was coined by James Dixon , Back-End Java, Data, and Business Intelligence Engineer, and it started a new era in how organizations could store, manage, and analyze their data. What is a data lake?

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Moving Past ETL and ELT: Understanding the EtLT Approach

Ascend.io

Secondly , the rise of data lakes that catalyzed the transition from ELT to ELT and paved the way for niche paradigms such as Reverse ETL and Zero-ETL. Still, these methods have been overshadowed by EtLT — the predominant approach reshaping today’s data landscape.

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Mastering the Art of ETL on AWS for Data Management

ProjectPro

Data integration with ETL has evolved from structured data stores with high computing costs to natural state storage with read operation alterations thanks to the agility of the cloud. Data integration with ETL has changed in the last three decades. One of the key benefits of using ETL on AWS is Scalability.

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Top ETL Use Cases for BI and Analytics:Real-World Examples

ProjectPro

Over the past few years, data-driven enterprises have succeeded with the Extract Transform Load (ETL) process to promote seamless enterprise data exchange. This indicates the growing use of the ETL process and various ETL tools and techniques across multiple industries.

BI 52
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Fortum Builds a Company-Wide Financial Reporting Engine with Snowflake, Reducing Costs by 85%

Snowflake

Our legacy cluster database, combined with traditional code and ETL tooling, meant our work was inefficient,” said Riipinen. Our data infrastructure had simply reached the end of its life.” The company also uses external tables to directly access the semi-structured data within Snowflake.

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20 Latest AWS Glue Interview Questions and Answers for 2023

ProjectPro

With over 20 pre-built connectors and 40 pre-built transformers, AWS Glue is an extract, transform, and load (ETL) service that is fully managed and allows users to easily process and import their data for analytics. You can leverage AWS Glue to discover, transform, and prepare your data for analytics.

AWS 52
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Azure Data Engineer Interview Questions -Edureka

Edureka

One can use polybase: From Azure SQL Database or Azure Synapse Analytics, query data kept in Hadoop, Azure Blob Storage, or Azure Data Lake Store. It does away with the requirement to import data from an outside source. Export information to Azure Data Lake Store, Azure Blob Storage, or Hadoop.