Support stream read with delay duration.
real user scenario is algorithm partital update, user use lake table join hbase/redis dim table, but dim table update is delay, so need delay read for stream lake table. this pr is aim to support it with add an option to control the delay time.
Purpose
Support stream read with delay duration. real user scenario is algorithm partital update, user use lake table join hbase/redis dim table, but dim table update is delay, so need delay read for stream lake table. this pr is aim to support it with add an option to control the delay time.
Linked issue: close #xxx
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