Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/3026#discussion_r97314983
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/expressions/ExpressionUtils.scala
---
@@ -151,4 +155,35 @@ object ExpressionUtils {
rexBuilder.makeExactLiteral(value))
}
+ /** Computes the rollup of bit sets.
+ *
+ * <p>For example, <code>rollup({0}, {1})</code>
--- End diff --
According to Scala style guide
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"Use the wiki-style syntax instead of HTML wherever possible"
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