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AWS Lambda and AWS Glue Python Shell in the Context of Lightweight ETL
Aki
Aki
Aki
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AWS Community Builders
Jan 8
AWS Lambda and AWS Glue Python Shell in the Context of Lightweight ETL
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etl
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7 min read
SQL: Doing GROUP BY in CsvPath
David Kershaw
David Kershaw
David Kershaw
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Dec 4 '25
SQL: Doing GROUP BY in CsvPath
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sql
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csv
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csvpath
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5 min read
🔥 Day 3: RDDs - The Foundation of Spark
Sandeep
Sandeep
Sandeep
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Dec 3 '25
🔥 Day 3: RDDs - The Foundation of Spark
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distributedsystems
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interview
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tutorial
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2 min read
🔥 Day 4: RDD Internals - Partitions, Shuffles & Repartitioning Demystified
Sandeep
Sandeep
Sandeep
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Dec 4 '25
🔥 Day 4: RDD Internals - Partitions, Shuffles & Repartitioning Demystified
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spark
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bigdata
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python
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2 min read
The Developer's Guide to Normalizing Historical Airline Flight Data for Machine Learning
Ramesh Chauhan
Ramesh Chauhan
Ramesh Chauhan
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Dec 4 '25
The Developer's Guide to Normalizing Historical Airline Flight Data for Machine Learning
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dataengineering
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datascience
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machinelearning
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6 min read
Overview of Real-Time Data Synchronization from MySQL to VeloDB
Apache Doris
Apache Doris
Apache Doris
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Dec 2 '25
Overview of Real-Time Data Synchronization from MySQL to VeloDB
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database
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aws
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mysql
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5 min read
Stop Writing df.describe(): Automate EDA with D-Tale (The Lazy Engineer's Way)
The AI/Data Engineer
The AI/Data Engineer
The AI/Data Engineer
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Dec 4 '25
Stop Writing df.describe(): Automate EDA with D-Tale (The Lazy Engineer's Way)
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python
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productivity
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beginners
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3 min read
CHW Monthly Activity Aggregation: Turning Visit Logs into Insight
Oliver Samuel
Oliver Samuel
Oliver Samuel
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Dec 2 '25
CHW Monthly Activity Aggregation: Turning Visit Logs into Insight
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analytics
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sql
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tooling
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5 min read
🔥 Day 2: Understanding Spark Architecture - How Spark Executes Your Code Internally
Sandeep
Sandeep
Sandeep
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Dec 2 '25
🔥 Day 2: Understanding Spark Architecture - How Spark Executes Your Code Internally
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spark
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python
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dataengineering
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bigdata
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2 min read
When models suggest deprecated Pandas APIs: a small mistake that cascades
Olivia Perell
Olivia Perell
Olivia Perell
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Jan 6
When models suggest deprecated Pandas APIs: a small mistake that cascades
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dataengineering
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llm
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python
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3 min read
Marmot: Data catalog without the complex infrastructure
Charlie Haley
Charlie Haley
Charlie Haley
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Jan 6
Marmot: Data catalog without the complex infrastructure
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go
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3 min read
TDD for dbt: unit testing the way it should be
Niclas Olofsson
Niclas Olofsson
Niclas Olofsson
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Jan 7
TDD for dbt: unit testing the way it should be
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codequality
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softwareengineering
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testing
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12 min read
When code-gen suggests deprecated Pandas APIs: a case study in subtle breakage
Gabriel
Gabriel
Gabriel
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Jan 6
When code-gen suggests deprecated Pandas APIs: a case study in subtle breakage
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llm
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python
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3 min read
Schema, COPY, MERGE, and Immutability — A First-Principles Guide for Data Engineers
Shrinivas Vishnupurikar
Shrinivas Vishnupurikar
Shrinivas Vishnupurikar
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Jan 5
Schema, COPY, MERGE, and Immutability — A First-Principles Guide for Data Engineers
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dataengineering
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5 min read
HackerRank 'The Pads' MySQL
Caroline Caillaud
Caroline Caillaud
Caroline Caillaud
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Dec 1 '25
HackerRank 'The Pads' MySQL
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3 min read
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