https://jiangxt2.github.io/en/topics/spark/Recent content in Spark on PortraitsHugoen-USThu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/concepts/columnar-storage/Thu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/concepts/columnar-storage/Understand row and column storage through access patterns, compression, scans, and write cost.https://jiangxt2.github.io/en/docs/spark/Thu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/docs/spark/A learning path through execution, shuffle, Spark SQL, and streaming.https://jiangxt2.github.io/en/comparisons/spark-vs-daft/Thu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/comparisons/spark-vs-daft/Compare Spark and Daft across data abstractions, physical plans, ecosystem, and fit.https://jiangxt2.github.io/en/comparisons/spark-vs-ray/Thu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/comparisons/spark-vs-ray/Understand Spark and Ray through computation models, scheduling, data work, and ecosystem boundaries.https://jiangxt2.github.io/en/concepts/shuffle/Thu, 17 Sep 2026 00:00:00 +0000https://jiangxt2.github.io/en/concepts/shuffle/Why distributed systems redistribute data, and where shuffle cost comes from.