Baozhu Zhao created FLINK-35885: ----------------------------------- Summary: SlicingWindowOperator should not process watermark with proctime Key: FLINK-35885 URL: https://issues.apache.org/jira/browse/FLINK-35885 Project: Flink Issue Type: Bug Components: Table SQL / Runtime Affects Versions: 1.17.2, 1.13.6 Environment: flink 1.13.6 or flink 1.17.2 Reporter: Baozhu Zhao
We have discovered an unexpected case where abnormal data with a count of 0 occurs when performing proctime window aggregation on data with a watermark, The SQL is as follows {code:sql} CREATE TABLE s1 ( id INT, event_time TIMESTAMP(3), name string, proc_time AS PROCTIME (), WATERMARK FOR event_time AS event_time - INTERVAL '10' SECOND ) WITH ('connector' = 'my-source') ; SELECT * FROM ( SELECT name, COUNT(id) AS total_count, window_start, window_end FROM TABLE ( TUMBLE ( TABLE s1, DESCRIPTOR (proc_time), INTERVAL '30' SECONDS ) ) GROUP BY window_start, window_end, name ) WHERE total_count = 0; {code} For detailed test code, please refer to xxx -- This message was sent by Atlassian Jira (v8.20.10#820010)