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How I streamed Gigabytes of Data directly to Disk using the browser's File System API

How I streamed Gigabytes of Data directly to Disk using the browser's File System API

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2 min read
Why did my DataFrame lose rows? Debugging silent pandas pipeline failures

Why did my DataFrame lose rows? Debugging silent pandas pipeline failures

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5 min read
Data Engineering Described

Data Engineering Described

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5 min read
Day 15 of #100DaysOfClickHouse: Mastering the ClickHouse Client

Day 15 of #100DaysOfClickHouse: Mastering the ClickHouse Client

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2 min read
Why Metadata-Driven ETL Frameworks Scale Better Than Hardcoded Pipelines — and Where They Don't

Why Metadata-Driven ETL Frameworks Scale Better Than Hardcoded Pipelines — and Where They Don't

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2 min read
ClickHouse® Projections and Skip Indexes - The Hidden Query Optimization Challenge

ClickHouse® Projections and Skip Indexes - The Hidden Query Optimization Challenge

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2 min read
I Built a Streaming Window Aggregator in Pure Python and Finally Understood How Flink Handles Late Data

I Built a Streaming Window Aggregator in Pure Python and Finally Understood How Flink Handles Late Data

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7 min read
Linux Fundamentals for Data Engineering

Linux Fundamentals for Data Engineering

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6 min read
Day 13 of #100DaysOfClickHouse: Understanding Partitions vs Sorting Keys

Day 13 of #100DaysOfClickHouse: Understanding Partitions vs Sorting Keys

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1 min read
Cleaning messy CSVs without pandas: 3 tiny no-install scripts

Cleaning messy CSVs without pandas: 3 tiny no-install scripts

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2 min read
I Built a Consistent Hashing Ring in Pure Python and Finally Understood How Cassandra Distributes Data

I Built a Consistent Hashing Ring in Pure Python and Finally Understood How Cassandra Distributes Data

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5 min read
How to Query Parquet Files in Object Storage with BigQuery External Tables

How to Query Parquet Files in Object Storage with BigQuery External Tables

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8 min read
Day 11 of #100DaysOfClickHouse: Exporting Data from ClickHouse® - Formats, Methods, and Best Practices

Day 11 of #100DaysOfClickHouse: Exporting Data from ClickHouse® - Formats, Methods, and Best Practices

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3 min read
day 01 of learning data engineering (step1: sql joins and set operators)

day 01 of learning data engineering (step1: sql joins and set operators)

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3 min read
Why Historical Troubleshooting Is Harder Than It Should Be

Why Historical Troubleshooting Is Harder Than It Should Be

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1 min read
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