ll be there?
>> 4. As a further optimization, is it possible that we map the partition to
>> DataNode such that we do not need to communicate with NameNode for every
>> query? Can this mapping be considered like a cache?
>>
>> Regards,
>> Jacky
>>
>>
>>
> In the future, will support other filter(range, in...)
>
> 5. Partition tables join on partition column
>
> 6. Alter table add/drop partition
>
> Any suggestion?
>
> Best Regards,
> David QiangCai
>
>
>
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,
David QiangCai
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partition column filter to get partition id list, use partition id list
to filter BTree.
5. partition tables join on partition column
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every
> query? Can this mapping be considered like a cache?
>
> Regards,
> Jacky
>
>
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> S
that we do not need to communicate with NameNode for every
query? Can this mapping be considered like a cache?
Regards,
Jacky
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Sent
Hi Dev,
I've drafted a doc about implement the partition table feature, please help
review and give your advices.
https://github.com/lionelcao/CarbonData_Docs/blob/master/partition.md
Thanks,
Cao Lu