Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/22313#discussion_r214765026
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/orc/OrcFilters.scala
---
@@ -71,12 +71,24 @@ private[orc] object OrcFilters {
for {
// Combines all convertible filters using `And` to produce a single
conjunction
- conjunction <-
convertibleFilters.reduceOption(org.apache.spark.sql.sources.And)
+ conjunction <- buildTree(convertibleFilters)
--- End diff --
does parquet has the same problem?
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