Description
In case of metastore footer PPD we don't want to call PPD call with all attendant SARG, MS and HBase overhead for each directory. If we wait for some time (10ms? some fraction of inputs?) we can do one call without losing overall perf.
For now make it time based.
Attachments
Attachments
Issue Links
- blocks
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HIVE-11675 make use of file footer PPD API in ETL strategy or separate strategy
- Closed
- is part of
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HIVE-11500 implement file footer / splits cache in HBase metastore
- Open
- links to