country, state 2 tables r there. in table 1 have cid,cname
table2 have sid,sname,cid. i want based on cid which country's
having more than 25 states i want to display?

Answer Posted / joe

join these two tables on cid and get all the columns to
output. Then in aggregator stage, count rows with key
collumn cid..Then use filter or transformer to get records
with count> 25

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