hequn8128 commented on a change in pull request #7920: [FLINK-11844][table-api]
Simplify over window API classes and improve documentation
URL: https://github.com/apache/flink/pull/7920#discussion_r264031000
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File path:
flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/api/windows.scala
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@@ -20,90 +20,180 @@ package org.apache.flink.table.api
import org.apache.flink.table.expressions._
import org.apache.flink.table.plan.logical._
-import org.apache.flink.table.typeutils.{RowIntervalTypeInfo,
TimeIntervalTypeInfo}
-import org.apache.flink.table.api.scala.{CURRENT_RANGE, CURRENT_ROW}
/**
- * Over window is similar to the traditional OVER SQL.
+ * A over-window specification.
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