[FLINK-26878] get previous window values in udf

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.13.6
• Fix Version/s: 1.13.6
• Component/s: Table SQL / API
• Labels: UDF table-api window_function

Environment

OS: Linux, ubuntu 20

Flink Version: 1.13.6

• Flags: Important

Language

JAVA sql

• Assignee: Unassigned
• Reporter: Karthik
• Created: 28/Mar/22 05:44
• Updated: 01/Apr/22 06:20
• Resolved: 01/Apr/22 06:20

Description

hi everyone,

I am facing a problem when I want previous window values.

I want them for some aggregation purpose.

Is there any way to get them?