~/talk

Apache Hudi : The Data Lake Platform

Talkat ApacheCon@Home 2021 · 2021-09-21..09-23· [data-engineering, databases]
slides:none on file

Apache Hudi provides transactional updates/deletes and record-level incremental change streams over object storage, with deployed users at ByteDance and Uber handling hundreds of petabytes and exabytes. It supports Spark, Flink, Presto and offers two storage tradeoffs: copy-on-write (columnar reads) and merge-on-read (log+base for high-update workloads). Platform pieces include a metadata metaserver, planned caching layer, compaction/clustering daemons, and a Kafka Connect sync; multi-writer throughput currently targets roughly one commit per minute using optimistic concurrency control.

AI-written summary · about

  1. 0:00Introduction and speaker background
  2. 2:06Origins and motivation for Hudi
  3. 13:51Project evolution and community contributions
  4. 22:20Hudi as a data lake platform
  5. 37:11Q&A session
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