Update: I did a clean/build/deploy - the config files are within the Web Service WEB-INF/classes folder, and the libraries (including the jpox ones) are inside WEB-INF/lib - which are standard for any web application. But the config related exception is still there:-((
Arijit 2009/10/21 Arijit Mukherjee <ariji...@gmail.com>: > Thanx Bill. I copied the jpox jars from the 0.3.0 distribution and > added them to the web service archive, and they are in the classpath, > but the config related exception is still there. Let me do a clean > build/deploy and I'll get back again. > > Arijit > > 2009/10/20 Bill Graham <billgra...@gmail.com>: >> The Hive JDBC client can run in two different modes: standalone and >> embedded. >> >> Standalone mode is where the client connects to a separate standalone >> HiveServer by specifying the host:port of the server in the jdbc URL like >> this: jdbc:hive://localhost:10000/default. In this case the hive configs are >> not needed by the client, since the client is making thrift requests to the >> server which has the Hive configs. the Hive Server knows how to resolve the >> metastore. >> >> Embedded mode is where the JDBC client "connects to itself" so to speak >> using a JDBC url like this: jdbc:hive://. It's as if the client is running >> an embedded server that only it communicates with. In this case the client >> needs the Hive configs since it needs to resolve the metastore, amongst >> other things. The metastore dependency in this case is what will cause you >> to see jpox errors appear if those jars aren't found. >> >> HTH, >> Bill >> >> On Tue, Oct 20, 2009 at 4:14 AM, Arijit Mukherjee <ariji...@gmail.com> >> wrote: >>> >>> BTW - the service is working though, in spite of those exceptions. I'm >>> able to run queries and get results. >>> >>> Arijit >>> >>> 2009/10/20 Arijit Mukherjee <ariji...@gmail.com>: >>> > I created a hive-site.xml using the outline given in the Hive Web >>> > Interface tutorial - now that file is in the classpath of the Web >>> > Service - and the service can find the file. But, now there's another >>> > exception - >>> > >>> > 2009-10-20 14:27:30,914 DEBUG [httpSSLWorkerThread-14854-0] >>> > HiveQueryService - connecting to Hive using URL: >>> > jdbc:hive://localhost:10000/default >>> > 2009-10-20 14:27:30,969 DEBUG [httpSSLWorkerThread-14854-0] >>> > Configuration - java.io.IOException: config() >>> > at >>> > org.apache.hadoop.conf.Configuration.<init>(Configuration.java:176) >>> > at >>> > org.apache.hadoop.conf.Configuration.<init>(Configuration.java:164) >>> > at org.apache.hadoop.hive.conf.HiveConf.<init>(HiveConf.java:287) >>> > at >>> > org.apache.hadoop.hive.jdbc.HiveConnection.<init>(HiveConnection.java:63) >>> > at >>> > org.apache.hadoop.hive.jdbc.HiveDriver.connect(HiveDriver.java:109) >>> > at java.sql.DriverManager.getConnection(DriverManager.java:582) >>> > at java.sql.DriverManager.getConnection(DriverManager.java:185) >>> > at >>> > com.ctva.poc.hive.service.HiveQueryService.getConnection(HiveQueryService.java:134) >>> > at >>> > com.ctva.poc.hive.service.HiveQueryService.connectDB(HiveQueryService.java:43) >>> > >>> > Apparently, something goes wrong during the config routine. Do I need >>> > something more within the service? >>> > >>> > Regards >>> > Arijit >>> > >>> > 2009/10/20 Arijit Mukherjee <ariji...@gmail.com>: >>> >> Hi >>> >> >>> >> I'm trying to create a Web Service which will access Hive (0.4.0 >>> >> release) using JDBC. I used to sample JDBC code from the wiki >>> >> >>> >> (http://wiki.apache.org/hadoop/Hive/HiveClient#head-fd2d8ae9e17fdc3d9b7048d088b2c23a53a6857d), >>> >> but when I'm trying to connect the the DB using the DriverManager, >>> >> there's an exception which seems to relate to hive-site.xml (HiveConf >>> >> - hive-site.xml not found.). But I could not find any hive-site.xml in >>> >> $HIVE_HOME/conf - there's only hive-default.xml. The wiki page also >>> >> speaks about couple of jpox JAR files, which aren't in the lib folder >>> >> either. >>> >> >>> >> Am I missing something here? >>> >> >>> >> Regards >>> >> Arijit >>> >> >>> >> -- >>> >> "And when the night is cloudy, >>> >> There is still a light that shines on me, >>> >> Shine on until tomorrow, let it be." >>> >> >>> > >>> > >>> > >>> > -- >>> > "And when the night is cloudy, >>> > There is still a light that shines on me, >>> > Shine on until tomorrow, let it be." >>> > >>> >>> >>> >>> -- >>> "And when the night is cloudy, >>> There is still a light that shines on me, >>> Shine on until tomorrow, let it be." >> >> > > > > -- > "And when the night is cloudy, > There is still a light that shines on me, > Shine on until tomorrow, let it be." > -- "And when the night is cloudy, There is still a light that shines on me, Shine on until tomorrow, let it be."
