Exploring Open Source Big Data and AI Technologies
This case study describes how Noah Holdings migrated its self‑built CDH data platform to Alibaba Cloud, replacing Impala with Hologres to achieve faster, lower‑cost, and unified OLAP analytics that support real‑time business insights and improve overall data operations.
Shopee faced fragmented data‑ingestion pipelines, limited source support, and high maintenance overhead, so it evaluated open‑source tools and adopted Apache SeaTunnel to unify batch and streaming data transfers, simplify ETL workflows, and provide a scalable, extensible solution for its multi‑TB daily data processing needs.
Debezium 2.0.0.Final introduces major enhancements such as Java 11 migration, improved incremental snapshot controls, multi‑partition support, new storage modules, pluggable topic naming, expanded connector capabilities for Cassandra, MongoDB, MySQL, Oracle, PostgreSQL and Vitess, plus ARM64 container images and community updates.
This article explains how platform engineering emerges from DevOps frustrations, defining internal developer platforms, outlining their principles, benefits, and implementation guidelines, and showing why organizations should adopt them to reduce cognitive load and improve developer productivity.
This tutorial explains how to set up Apache Hudi on cloud‑native object storage with MinIO, covering Hudi’s architecture, file format, timeline, write and read paths, core features, schema evolution, and step‑by‑step Spark commands for ingesting, updating, deleting, and querying data in a streaming data‑lake environment.
The Apache Kafka 3.3 release introduces production‑ready KRaft mode and a series of KIP enhancements across brokers, streams, and connect, detailing new metrics, API changes, and operational improvements while encouraging users to review the full release notes and try the updated platform.
This article provides an in‑depth technical overview of Apache DolphinScheduler, covering its distributed design strategies, fault‑tolerance mechanisms, remote log access, source‑code module breakdown, API interfaces, Quartz integration, master‑worker execution flows, RPC communication, load‑balancing algorithms, logging services, and community contribution guidelines.
This article describes how Bilibili redesigned its log service by replacing Elasticsearch with ClickHouse, introducing OpenTelemetry‑based logging, optimizing storage, query, and alerting components, and enhancing ClickHouse features such as configuration tuning, Map types, and implicit columns to achieve higher performance, lower cost, and better observability.
Cube.js is an open‑source, headless business intelligence platform that provides fast, scalable analytics via REST, SQL, and GraphQL APIs; the article explains its key features, why to choose it, Docker‑based deployment steps, and integration options with various front‑end visualization tools.
The Apache Hudi 0.12.0 release introduces a native Presto connector, archive‑beyond‑savepoint capability, file‑system based locking, new deltastreamer termination strategies, expanded Spark and Flink support, numerous performance enhancements, and a series of configuration and API updates for better data‑lake management.
