DEV Community

#bigdata

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Stream 50 million rows without OOM: Lazy chunked Query Streaming.

Stream 50 million rows without OOM: Lazy chunked Query Streaming.

Comments 1
1 min read
What a Delta table actually is: Parquet files plus a transaction log

What a Delta table actually is: Parquet files plus a transaction log

Comments
3 min read
Lakehouse vs Data Warehouse vs Data Lake: The Difference in One Picture

Lakehouse vs Data Warehouse vs Data Lake: The Difference in One Picture

Comments
2 min read
Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization(Part 3 of 3)

Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization(Part 3 of 3)

Comments
2 min read
Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization (Part 2 of 3)

Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization (Part 2 of 3)

Comments
4 min read
Pruthivika Meets Redshift: Turning Big Data into Smart Insights ☁️📊

Pruthivika Meets Redshift: Turning Big Data into Smart Insights ☁️📊

Comments
5 min read
Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization (Part 1 of 3)

Open-source tool: Cross-database universal "field-level" data lineage analysis and visualization (Part 1 of 3)

Comments
2 min read
Zero-copy columnar transfer: Apache Arrow meets ClickHouse in Python.

Zero-copy columnar transfer: Apache Arrow meets ClickHouse in Python.

Comments 1
1 min read
Modern Data Lakehouses: How Apache Iceberg Solved the Pitfalls of Hive Metastore

Modern Data Lakehouses: How Apache Iceberg Solved the Pitfalls of Hive Metastore

Comments
8 min read
Python Pandas to the Rescue: The Ultimate Data Cleanup Guide

Python Pandas to the Rescue: The Ultimate Data Cleanup Guide

Comments
10 min read
PyArrow, Explained: How Zero-Copy Actually Works, and Why It's Everywhere

PyArrow, Explained: How Zero-Copy Actually Works, and Why It's Everywhere

Comments
10 min read
Apache Data Lakehouse Weekly: September 3-9, 2026

Apache Data Lakehouse Weekly: September 3-9, 2026

Comments 1
25 min read
Apache Spark won't melt down when your data doesn't fit in RAM anymore

Apache Spark won't melt down when your data doesn't fit in RAM anymore

1
Comments 1
5 min read
From Pandas DataFrame to ClickHouse in milliseconds without SQL loops.

From Pandas DataFrame to ClickHouse in milliseconds without SQL loops.

Comments 1
1 min read
Never create 1-row ClickHouse parts again: The built-in Buffer Manager.

Never create 1-row ClickHouse parts again: The built-in Buffer Manager.

Comments 1
1 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.