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From Blade Liu <hafzc...@gmail.com>
Subject Re: Fwd: ETL using Hadoop
Date Wed, 08 Oct 2014 08:54:54 GMT
Why not process data on-the-fly?   I guess reading and writing data in HDFS
would incur high latency.

2014-10-08 15:20 GMT+08:00 snv <smallnetvisitor@foxmail.com>:

> using mr job to "ETL" the temporary data store in hdfs ‍ ‍
>
> ------------------
> ---------------------------------------------
> BestWishes!
> Blog:http://snv.iteye.com/
>
>
>
>
> ------------------ 原始邮件 ------------------
> *发件人:* "Dattatrya Moin";<dattatryamoin@gmail.com>;
> *发送时间:* 2014年10月8日(星期三) 下午3:44
> *收件人:* "user"<user@hadoop.apache.org>;
> *主题:* Re: Fwd: ETL using Hadoop
>
> Hi ,
>
> We are extracting data from Oracle database, we are processing that data
> (Transformation) i.e. Substring ,Replace and loading modified data back to
> Oracle database.
>
> On Wed, Oct 8, 2014 at 12:13 PM, snv <smallnetvisitor@foxmail.com> wrote:
>
>> where to "E" where to "L"? what do you do in "E" and "T"?
>>
>> ------------------
>> ---------------------------------------------
>> BestWishes!
>> Blog:http://snv.iteye.com/
>>
>>
>>
>>
>> ------------------ 原始邮件 ------------------
>> *发件人:* "Dattatrya Moin";<dattatryamoin@gmail.com>;
>> *发送时间:* 2014年10月8日(星期三) 下午3:01
>> *收件人:* "user"<user@hadoop.apache.org>;
>> *主题:* Fwd: ETL using Hadoop
>>
>>
>> Hi ,
>>
>> We have our own ETL , but we are planning to use Hadoop for data
>> processing as it gives better scalability and performance. As i am new to
>> hadoop kindly guide to start with Hadoop. Can we replace ETL using Hadoop .
>> And we have any API to connect to Hadoop using .NET.
>>
>>
>> Thanks,
>> Dattatrya Moin
>>
>>
>

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