You configure the location of the hbase directory in the hbase-site.xml The data being lost could have multilple reasons. To rule out the basic one - where have you pointed the hdfs to store data? If its going into /tmp, you'll lose data everytime the tmp cleaner comes into action.
On 8/20/09, Nguyen Thi Ngoc Huong <[email protected]> wrote: > Hi all, > I am a beginner to HBase. I have some question with Hbase after setup Hbase > and Hadoop. > > The first, After setup Hbase and create a new database, I don't know where > is location of HBase's database (database' s files) on the hard disk. At the > first, I think it is on the hbase.rootdir directory, however, when I delete > directory hbase.rootdir, and type the command "list", all of database > exist. > > The second, after restart computer and restart hbase, all database of HBase > is lost. Is it always true? Or did I configure wrong? How can i configure > Hbase to save database after restart computer? > > -- > Nguyễn Thị Ngọc Hương > -- Amandeep Khurana Computer Science Graduate Student University of California, Santa Cruz
