Hi,

Inside the transformation if there is any change for the Variable’s associated 
data, I want to just toggle it saying there is some change while processing the 
data.

Please let me know if we can runtime do this.


Thanks!
~Kedar Dixit
Bigdata Analytics at Persistent Systems Ltd.

From: Holden Karau [via Apache Spark User List] 
[mailto:ml+s1001560n29995...@n3.nabble.com]
Sent: Tuesday, November 14, 2017 1:16 PM
To: Kedarnath Dixit 
<kedarnath_di...@persistent.com<mailto:kedarnath_di...@persistent.com>>
Subject: Re: Use of Accumulators

So you want to set an accumulator to 1 after a transformation has fully 
completed? Or what exactly do you want to do?

On Mon, Nov 13, 2017 at 9:47 PM vaquar khan <[hidden 
email]</user/SendEmail.jtp?type=node&node=29995&i=0>> wrote:
Confirmed ,you can use Accumulators :)

Regards,
Vaquar khan

On Mon, Nov 13, 2017 at 10:58 AM, Kedarnath Dixit <[hidden 
email]</user/SendEmail.jtp?type=node&node=29995&i=1>> wrote:

Hi,



We need some way to toggle the flag of  a variable in transformation.



We are thinking to make use of spark  Accumulators for this purpose.



Can we use these as below:



Variables  -> Initial Value

 Variable1 -> 0

 Variable2 -> 0



In one of the transformations if we need to make Variable2's value to 1. Can we 
achieve this using Accumulators? Please confirm.



Thanks!



With Regards,

~Kedar Dixit


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