El Khalfi
>>> wrote:
>>>
>>>> You can do this in 2 passes (not one)
>>>> A) save you dataset into hdfs with what you have.
>>>> B) calculate number of partition, n= (size of your dataset)/hdfs block
>>>> size
>>>> T
your dataset)/hdfs block
>>> size
>>> Then run simple spark job to read and partition based on 'n'.
>>>
>>> Hichame
>>>
>>> *From:* felixcheun...@hotmail.com
>>> *Sent:* January 19, 2019 2:06 PM
>>> *To:* 28shivamsha...@gmail.com;
b to read and partition based on 'n'.
>>
>> Hichame
>>
>> *From:* felixcheun...@hotmail.com
>> *Sent:* January 19, 2019 2:06 PM
>> *To:* 28shivamsha...@gmail.com; user@spark.apache.org
>> *Subject:* Re: Persist Dataframe to HDFS considering HDFS Block Size.
>
To: 28shivamsha...@gmail.com; user@spark.apache.org
Subject: Re: Persist Dataframe to HDFS considering HDFS Block Size.
You can call coalesce to combine partitions..
From: Shivam Sharma <28shivamsha...@gmail.com>
Sent: Saturday, January 19, 2019 7:43 AM
To
You can call coalesce to combine partitions..
From: Shivam Sharma <28shivamsha...@gmail.com>
Sent: Saturday, January 19, 2019 7:43 AM
To: user@spark.apache.org
Subject: Persist Dataframe to HDFS considering HDFS Block Size.
Hi All,
I wanted to persist dataframe