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MapReduce, mail # user - How to update the timestamp of a file in HDFS


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Re: How to update the timestamp of a file in HDFS
murali adireddy 2013-09-05, 06:44
right usage of command is:

hadoop fs - touchz filename
On Thu, Sep 5, 2013 at 12:14 PM, murali adireddy
<[EMAIL PROTECTED]>wrote:

> Hi ,
>
> Try this "touchz" hadoop command.
>
> hadoop -touchz filename
>
>
> Thanks and Regards,
> Adi Reddy Murali
>
>
> On Thu, Sep 5, 2013 at 11:06 AM, Harsh J <[EMAIL PROTECTED]> wrote:
>
>> There's no shell command (equivalent to Linux's touch) but you can use
>> the Java API:
>> http://hadoop.apache.org/docs/current/api/org/apache/hadoop/fs/FileSystem.html#setTimes(org.apache.hadoop.fs.Path,%20long,%20long)
>>
>> On Thu, Sep 5, 2013 at 10:58 AM, Ramasubramanian Narayanan
>> <[EMAIL PROTECTED]> wrote:
>> > Hi,
>> >
>> > Can you please help on to update the date & timestamp of a file in HDFS.
>> >
>> > regards,
>> > Rams
>>
>>
>>
>> --
>> Harsh J
>>
>
>