Please use a Hadoop distribution to avoid these configuration issues (in the beginning).
> On 05 Jul 2016, at 12:06, Kari Pahula <kari.pah...@avoltus.com> wrote: > > Hi. I'm trying to familiarize myself with Hadoop and various projects related > to it. > > I've been following > https://cwiki.apache.org/confluence/display/Hive/GettingStarted > > I'd like to start by giving a bit of feedback from the bits I have got to > work. > > Should the document tell about using schematool? The first hive command I > tried was hive, since that was what the guide had as the first command. That > didn't work without running schematool first, but I got more errors when I > tried schematool since hive had already created the metastore_db directory > and schematool got confused by that. I had to look up what went wrong and > found my answers from stackexhange. In the end, I removed metastore_db and > ran "bin/schematool -initSchema -dbType derby". > > After that, the next problem I ran into was, when I tried to connect to the > database with beeline: > Error: Failed to open new session: java.lang.RuntimeException: > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.authorize.AuthorizationException): > User: kaol is not allowed to impersonate anonymous (state=,code=0) > > Again, I had to go and figure that I needed to have a conf/core-site.xml like > this: > <?xml version="1.0" encoding="UTF-8" standalone="no"?> > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > <configuration> > <property> > <name>hadoop.proxyuser.hive.groups</name> > <value>*</value> > </property> > <property> > <name>hadoop.proxyuser.hive.hosts</name> > <value>*</value> > </property> > </configuration> > > Should this have worked out of box? > > This is as far as I've gotten and now I'm stumped with trying to create a > table. My command is "create table users (user_id int, item_id int, rating > int, stamp int);" but all I get as a response is > Error: Error while processing statement: FAILED: Execution Error, return code > 1 from org.apache.hadoop.hive.ql.exec.DDLTask. > MetaException(message:file:/user/hive/warehouse/users is not a directory or > unable to create one) (state=08S01,code=1) > > I've searched for this error and what I've found is that it's a permission > error. However, I've still not found what I should make /user/hive/warehouse > to make it work. Last I tried was to have the directory world writable, to > no effect. What could I try next?
