yanghua commented on a change in pull request #6700: [FLINK-10340][table] Add
Cosh math function supported in Table API and SQL
URL: https://github.com/apache/flink/pull/6700#discussion_r221417745
##########
File path:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/expressions/mathExpressions.scala
##########
@@ -104,6 +104,21 @@ case class Log2(child: Expression) extends
UnaryExpression with InputTypeSpec {
override def toString: String = s"log2($child)"
}
+case class Cosh(child: Expression) extends UnaryExpression with InputTypeSpec {
Review comment:
agree, It is not necessary to inherit it and will remove it.
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