apache / datafusion-ballista

Apache DataFusion Ballista Distributed Query Engine
https://datafusion.apache.org/ballista
Apache License 2.0
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Adaptive Data Cache #496

Open mingmwang opened 1 year ago

mingmwang commented 1 year ago

Is your feature request related to a problem or challenge? Please describe what you are trying to do. A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] (This section helps Arrow developers understand the context and why for this feature, in addition to the what)

Implement something similar to SnowFlake data cache and Databricks Delta cache.

Describe the solution you'd like A clear and concise description of what you want to happen.

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mingmwang commented 1 year ago
  1. Support Cache Table Cmd
  2. Cache location aware scheduling
  3. Cache files management across Cluster, cache data file placement policy.
  4. Rewrite Physical plan and replace remote files with local files.
  5. Adaptive cache hot data based on workload