to be deleted)
> 2 8:00
> 6 9:00
> then,for records in big which have the same id,max updatetime stays.
>
>
>
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Hi
1. Can you give a specific example, let us first understand your
requirement exactly. Like below, to provide some fact data.
ID date name age
1 2017-05-1carbon 21
2 2017-05-23 spark 30
..
2. I would like to kindly invite your team guys to participate
hello，
my team is trying to implement merge operation,
merge scenario like the following:
compare records in two tables(same structure,different amout of
records)and modify big one ,
1. if small.id=big.id and small.date
