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Python for Data Engineering

Ascend.io

Exceptional at data retrieval and manipulation within RDBMS. It's specialized for database querying. Being JVM-based, it often surpasses Python in performance, especially in big data scenarios. Interpreter / Compiler Interpreted Executed by a database engine, interpreting and executing SQL statements.

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14 Best Database Certifications in 2023 to Boost Your Career

Knowledge Hut

Back when I studied Computer Science in the early 2000s, databases like MS Access and Oracle ruled. The rise of big data and NoSQL changed the game. Systems evolved from simple to complex, and we had to split how we find data from where we store it. What Is a Database? Now, it's different. Let’s begin!

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AWS Glue-Unleashing the Power of Serverless ETL Effortlessly

ProjectPro

This serverless data integration service can automatically and quickly discover structured or unstructured enterprise data when stored in data lakes in Amazon S3, data warehouses in Amazon Redshift, and other databases that are a component of the Amazon Relational Database Service.

AWS 98
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The Good and the Bad of the Elasticsearch Search and Analytics Engine

AltexSoft

This endeavor would unwittingly plant the seeds for Elasticsearch, a technology that today drives data search and analytics for businesses around the globe. First publicly introduced in 2010, Elasticsearch is an advanced, open-source search and analytics engine that also functions as a NoSQL database.

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DynamoDB Filtering and Aggregation Queries Using SQL on Rockset

Rockset

Further, data is king, and users want to be able to slice and dice aggregated data as needed to find insights. Users don't want to wait for data engineers to provision new indexes or build new ETL chains. They want unfettered access to the freshest data available. DynamoDB is a NoSQL database provided by AWS.

SQL 52
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100+ Data Engineer Interview Questions and Answers for 2023

ProjectPro

Below are some big data interview questions for data engineers based on the fundamental concepts of big data, such as data modeling, data analysis , data migration, data processing architecture, data storage, big data analytics, etc. There is a large amount of data involved.