Re: Questions regarding Hive metadata schema

2008-10-07 Thread Prasad Chakka
Hi Alan, The objects are very closely associated with the Thrift API objects defined in src/contrib/hive/metastore/if/hive_metastore.thrift . It contains descriptions as to what each field is and it should most of your questions. ORM for this is at s/c/h/metastore/src/java/model/package.jdo. 2)

Re: Hive questions about the meta db

2008-10-02 Thread Prasad Chakka
Below property is not needed. Keep that to default value. (Also, you can create hive-site.xml and leave the hive-default.xml as it is) property namehive.metastore.uris/name valuejdbc:derby://nyhadoop1:1527/metastore_db/value descriptionComma separated list of URIs of metastore servers. The

Re: Hive questions about the meta db

2008-10-01 Thread Prasad Chakka
Hi Edward, By default, the embedded version of apache derby database is used as a metadb. You can run multiple queries against same metadb by providing a jdbc connection (where the metadata is located) to a mysql/derby or any other relational database in the options