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Number of threads used by partialscan/noscan analyze command for partitioned tables. This is applicable only for file formats that implement the StatsProvidingRecordReader interface (like ORC).
hive.stats.fetch.bitvector
- Default Value:
false - Added In: Hive 3.0.0 with HIVE-16997
Whether Hive fetches bitvector when computing number of distinct values (ndv). Keep it set to false if you want to use the old schema without bitvectors.
Runtime Filtering
hive.tez.dynamic.semijoin.reduction
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