版本:1.12.2
sql:
SELECT id, name, message,ts       
SELECT
ROW_NUMBER() OVER (PARTITION BY name 
    ORDER BY ts DESC) AS rowNum
FROM persons_message_table_kafka
WHERE rowNum = 1
过期时间设置:tableEnv.getConfig().setIdleStateRetention(Duration.ofhour(3));

问题:checkpoint数据一直在线上增加,一开始90m,然后每天增长20m,但是源数据并没有太多增长



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