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Day 7: Mastering Joins, Unions, and GroupBy in PySpark - The Core ETL Operations
Sandeep
Sandeep
Sandeep
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Dec 9 '25
Day 7: Mastering Joins, Unions, and GroupBy in PySpark - The Core ETL Operations
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python
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2 min read
The evolution of the Modern Data Stack: From RDBMS to the LakeHouse
Ayokunle Adeniyi
Ayokunle Adeniyi
Ayokunle Adeniyi
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AWS Community Builders
Jan 13
The evolution of the Modern Data Stack: From RDBMS to the LakeHouse
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discuss
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11 min read
map
Query Filter
Query Filter
Query Filter
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Dec 9 '25
map
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1 min read
A Lightweight, Plugin-Oriented ETL Engine for Data Synchronization Built on Akka.NET
Ryan Xu
Ryan Xu
Ryan Xu
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Jan 12
A Lightweight, Plugin-Oriented ETL Engine for Data Synchronization Built on Akka.NET
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csharp
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4 min read
Data Engineering Isn’t About Tools — It’s About Thinking Like This
Browsejobs
Browsejobs
Browsejobs
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Dec 31 '25
Data Engineering Isn’t About Tools — It’s About Thinking Like This
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javascript
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2 min read
Data Engineering in 30 Days - Day 2
pawan deore
pawan deore
pawan deore
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Dec 9 '25
Data Engineering in 30 Days - Day 2
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2 min read
Why Frontend Teams Should Care About Data Modeling for Real-Time Dashboards
Visual Analytics Guy
Visual Analytics Guy
Visual Analytics Guy
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Dec 8 '25
Why Frontend Teams Should Care About Data Modeling for Real-Time Dashboards
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2 min read
Refactoring a Mature Airflow Project: A Practical Guide to Scaling from Solo Development to Team Collaboration
Ajit Kumar
Ajit Kumar
Ajit Kumar
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Dec 8 '25
Refactoring a Mature Airflow Project: A Practical Guide to Scaling from Solo Development to Team Collaboration
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airflow
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python
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4 min read
Apache Dev List Digest: Iceberg, Polaris, Arrow & Parquet (Nov 24-Dec 8, 2025)
Alex Merced
Alex Merced
Alex Merced
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Dec 8 '25
Apache Dev List Digest: Iceberg, Polaris, Arrow & Parquet (Nov 24-Dec 8, 2025)
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6 min read
2025 Year in Review: Apache Iceberg, Polaris, Parquet, and Arrow
Alex Merced
Alex Merced
Alex Merced
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Dec 29 '25
2025 Year in Review: Apache Iceberg, Polaris, Parquet, and Arrow
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6 min read
Context Engineering (Part 1): The Architecture of Recall
Imran Siddique
Imran Siddique
Imran Siddique
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Jan 12
Context Engineering (Part 1): The Architecture of Recall
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3 min read
Day 9: Spark SQL Deep Dive - Temp Views, Query Execution & Optimization Tips for Data Engineers
Sandeep
Sandeep
Sandeep
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Dec 9 '25
Day 9: Spark SQL Deep Dive - Temp Views, Query Execution & Optimization Tips for Data Engineers
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python
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2 min read
AWSChallenge - Week 2
Andres
Andres
Andres
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Dec 5 '25
AWSChallenge - Week 2
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ai
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aws
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4 min read
Day 10: Partitioning vs Bucketing - The Spark Optimization Guide Every Data Engineer Needs
Sandeep
Sandeep
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Dec 9 '25
Day 10: Partitioning vs Bucketing - The Spark Optimization Guide Every Data Engineer Needs
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2 min read
Deepening My Roots in the Data Ecosystem - Choosing Depth Over Breadth
Steven Hur
Steven Hur
Steven Hur
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Dec 4 '25
Deepening My Roots in the Data Ecosystem - Choosing Depth Over Breadth
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2 min read
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