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Comment: minor edits, typo fixes for version 1.3.0 and the JIRA number: hive.orc.cache.use.soft.references (HIVE-13985)

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  • Default Value: false
  • Added In: Hive 01.133.0, Hive 2.1.1, Hive 2.2.0 with HIVE-1938513985

By default, the cache that ORC input format uses to store orc the ORC file footer use uses hard references for the cached object.
Setting  Setting this to true can help avoid out-of-memory issues under memory pressure (in some cases) at the cost of slight unpredictability in
overall in overall query performance.

hive.orc.compute.splits.num.threads

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