hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Arun C Murthy <ar...@yahoo-inc.com>
Subject Re: Hoe to perform FILE IO with Hadoop DFS
Date Sun, 04 May 2008 19:13:22 GMT
Vikas,

On May 4, 2008, at 7:51 AM, vikas wrote:

> Hi All,
>
> can any one please help me with the technique of writing to the  
> same file in
> DFS of Hadoop.
>
> I want to perform insertion, deletion and update on the file of my  
> DFS.
>

HDFS doesn't support file-updates, once written (i.e. after the file  
is 'closed') the file is immutable.

Appends to a file are coming soon: http://issues.apache.org/jira/ 
browse/HADOOP-3149.

Arun


Mime
View raw message