Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/22614#discussion_r223459567 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala --- @@ -544,6 +544,15 @@ object SQLConf { .booleanConf .createWithDefault(true) + val HIVE_METASTORE_PARTITION_PRUNING_FALLBACK_ENABLED = + buildConf("spark.sql.hive.metastorePartitionPruning.fallback.enabled") + .doc("When true, enable fallback to fetch all partitions if Hive metastore partition " + + "push down fails. This is applicable only if partition pruning is enabled (see " + + s" ${HIVE_METASTORE_PARTITION_PRUNING.key}). Enabling this may degrade performance " + + "if there are a large number of partitions." ) --- End diff -- "if there is"
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