Say I have a binary executable which takes filenames as arguments, like \'myprog file1 file2\', it reads from file1 and writes t开发者_如何学Goo file2. The binary executable does not take stdin and do
i have written an crawler in c++ and i am looking for an distributed data store i found 2 1) hbase 2) hypertable
I came across a strange problem about non-root users in Linux (CentOS). I\'m able to compile & run a Java Program through below commands properly :
I use the shade maven开发者_开发技巧 plugin to build my project so that all of its dependencies are included in one jar (this makes it easier to run it on Hadoop). Shade seems to exclude my test code
I intend to develop a web service which can talk to Hadoop master node perform some tasks. These tasks include:
Im attempting to add a new volume to a Hadoop pseudo-distributed node, by adding the location of the volume in dfs.name.dir in hdfs-site.xml, and i can see the lock file in this location - but try as
Is it possible to specify a compression option on a Flume agent so that the data is transferred to the collector in a compressed format?I know there are compression options on the collector level, but
Is it possible to pass the locations of a files in HDFS as the value to my mapper so that i can ru开发者_JAVA技巧n an executable on them to process them?yes, you can create file with file names in the
I\'m looking for a research/implementation based project on Hadoop and I came across the list posted on the wiki page - http://wiki.apache.org/hadoop/ProjectSuggestions. But, this page was last update
I am new to hbase and hadoop. Anyhow I have succeeded in setting up a hadoop cluster which consists of 3 machines. Now I need some help on building up the database.
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