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Gyula Fora edited comment on FLINK-1450 at 1/28/15 9:47 AM: ------------------------------------------------------------ Yes, more specifically, the initial value is the first element of the stream/dataset was (Author: gyfora): Yes, more specifically, the first element is the first element of the stream/dataset > Add Fold operator to the Streaming api > -------------------------------------- > > Key: FLINK-1450 > URL: https://issues.apache.org/jira/browse/FLINK-1450 > Project: Flink > Issue Type: New Feature > Components: Streaming > Affects Versions: 0.9 > Reporter: Gyula Fora > Priority: Minor > Labels: starter > > The streaming API currently doesn't support a fold operator. > This operator would work as the foldLeft method in Scala. This would allow > effective implementations in a lot of cases where a the simple reduce is > inappropriate due to different return types. -- This message was sent by Atlassian JIRA (v6.3.4#6332)