[ https://issues.apache.org/jira/browse/FLINK-32367?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
zhou updated FLINK-32367: ------------------------- Summary: lead function second param cause ClassCastException (was: lead function second param leat to ClassCastException) > lead function second param cause ClassCastException > --------------------------------------------------- > > Key: FLINK-32367 > URL: https://issues.apache.org/jira/browse/FLINK-32367 > Project: Flink > Issue Type: Bug > Components: API / Core > Affects Versions: 1.15.4 > Reporter: zhou > Priority: Major > Attachments: image-2023-06-16-15-49-49-003.png, > image-2023-06-16-18-12-05-861.png > > > !image-2023-06-16-18-12-05-861.png!!image-2023-06-16-15-49-49-003.png! > lead function second param is expression (window_length/2),throw a exception > if lead function second param is number,it worked well -- This message was sent by Atlassian Jira (v8.20.10#820010)