Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/21623#discussion_r199078056
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala ---
@@ -378,6 +378,14 @@ object SQLConf {
.booleanConf
.createWithDefault(true)
+ val PARQUET_FILTER_PUSHDOWN_STRING_STARTSWITH_ENABLED =
+ buildConf("spark.sql.parquet.filterPushdown.string.startsWith")
+ .doc("If true, enables Parquet filter push-down optimization for
string starts with. " +
--- End diff --
`for string startsWith function`
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