Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/2810#discussion_r91077345
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/sources/CsvTableSource.scala
---
@@ -51,9 +51,12 @@ class CsvTableSource(
quoteCharacter: Character = null,
ignoreFirstLine: Boolean = false,
ignoreComments: String = null,
- lenient: Boolean = false)
+ lenient: Boolean = false,
+ private val projectionFieldsMask: Option[Array[Boolean]] = None,
--- End diff --
the projection should not go into the public constructor of
`CsvTableSource`. It should be hidden from the user, since it is automatically
applied for each individual query by the optimizer.
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