這裏小編彙集,使用Hive時遇到的常見問題。
1,執行#hive命令進入Hive CLI時報如下錯誤:
Exception in thread "main" java.lang.RuntimeException: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient
at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:444)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:672)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:616)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
Caused by: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient
原因:因爲沒有正常啓動Hive 的 Metastore Server服務進程。
解決方法:啓動Hive 的 Metastore Server服務進程,執行如下命令:
# hive --service metastore &
[1] 52460
Starting Hive Metastore Server
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/root/hadoop/hadoop-2.6.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/root/hadoop/apache-hive-0.14.0-bin/lib/hive-jdbc-0.14.0-standalone.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
2,執行#hive命令進入Hive CLI時報如下錯誤:
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:javax.jdo.JDODataStoreException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'OPTION SQL_SELECT_LIMIT=DEFAULT' at line 1
at org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:451)
at org.datanucleus.api.jdo.JDOPersistenceManager.getDataStoreConnection(JDOPersistenceManager.java:2259)
at org.apache.hadoop.hive.metastore.MetaStoreDirectSql.trySetAnsiQuotesForMysql(MetaStoreDirectSql.java:166)
原因:可能是因爲Hive連接Mysql的JDBC驅動版本有問題。Mysql版本是5.6.23,用的JDBC驅動是mysql-connector-java-5.0.3-bin.jar。
解決方法:把mysql-connector-java-5.0.3-bin.jar換成mysql-connector-java-5.1.34-bin.jar,問題解決。
3,執行#hive命令進入Hive CLI時報如下錯誤:
在hive1.1版本會有如下錯:
# hive
......
Exception in thread "main" java.lang.RuntimeException: java.lang.IllegalArgumentException: java.net.URISyntaxException: Relative path in absolute URI: ${system:java.io.tmpdir%7D/$%7Bsystem:user.name%7D
at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:472)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:671)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:615)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
Caused by: java.lang.IllegalArgumentException: java.net.URISyntaxException: Relative path in absolute URI: ${system:java.io.tmpdir%7D/$%7Bsystem:user.name%7D
at org.apache.hadoop.fs.Path.initialize(Path.java:206)
at org.apache.hadoop.fs.Path.<init>(Path.java:172)
at org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs(SessionState.java:515)
at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:458)
... 8 more
Caused by: java.net.URISyntaxException: Relative path in absolute URI: ${system:java.io.tmpdir%7D/$%7Bsystem:user.name%7D
at java.net.URI.checkPath(URI.java:1804)
at java.net.URI.<init>(URI.java:752)
at org.apache.hadoop.fs.Path.initialize(Path.java:203)
... 11 more
原因:system:java.io.tmpdir 和system:user.name提示需要使用絕對路徑
Caused by: java.lang.IllegalArgumentException: java.net.URISyntaxException: Relative path in absolute URI: ${system:java.io.tmpdir%7D/$%7Bsystem:user.name%7D
解決方法:
將conf/hive-site.xml中所有的system:java.io.tmpdir 和system:user.name都換成絕對路徑。
Hive-1.1.0版本中有以下四處:
<property>
<name>hive.exec.local.scratchdir</name>
<value>${system:java.io.tmpdir}/${system:user.name}</value>
<description>Local scratch space for Hive jobs</description>
</property>
<property>
<name>hive.downloaded.resources.dir</name>
<value>${system:java.io.tmpdir}/${hive.session.id}_resources</value>
<description>Temporary local directory for added resources in the remote file system.</description>
</property>
<property>
<name>hive.querylog.location</name>
<value>${system:java.io.tmpdir}/${system:user.name}</value>
<description>Location of Hive run time structured log file</description>
</property>
<property>
<name>hive.server2.logging.operation.log.location</name>
<value>${system:java.io.tmpdir}/${system:user.name}/operation_logs</value>
<description>Top level directory where operation logs are stored if logging functionality is enabled</description>
</property>
配置之後如下:
<property>
<name>hive.exec.local.scratchdir</name>
<value>/root/hadoop/apache-hive-1.1.0-bin/iotmp/hive</value>
<description>Local scratch space for Hive jobs</description>
</property>
<property>
<name>hive.downloaded.resources.dir</name>
<value>/root/hadoop/apache-hive-1.1.0-bin/iotmp/${hive.session.id}_resources</value>
<description>Temporary local directory for added resources in the remote file system.</description>
</property>
<property>
<name>hive.querylog.location</name>
<value>/root/hadoop/apache-hive-1.1.0-bin/iotmp/hive</value>
<description>Location of Hive run time structured log file</description>
</property>
<property>
<name>hive.server2.logging.operation.log.location</name>
<value>/root/hadoop/apache-hive-1.1.0-bin/iotmp/hive/operation_logs</value>
<description>Top level directory where operation logs are stored if logging functionality is enabled</description>
</property>
4,執行#hive命令進入Hive CLI時報如下錯誤:
在hive1.1版本,對應的Hadoop版本是2.6。啓動Hive時有如下錯:
# hive
......
[ERROR] Terminal initialization failed; falling back to unsupported
java.lang.IncompatibleClassChangeError: Found class jline.Terminal, but interface was expected
at jline.TerminalFactory.create(TerminalFactory.java:101)
at jline.TerminalFactory.get(TerminalFactory.java:158)
at jline.console.ConsoleReader.<init>(ConsoleReader.java:229)
at jline.console.ConsoleReader.<init>(ConsoleReader.java:221)
at jline.console.ConsoleReader.<init>(ConsoleReader.java:209)
at org.apache.hadoop.hive.cli.CliDriver.getConsoleReader(CliDriver.java:773)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:715)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:675)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:615)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
原因:因爲在hadoop目錄下存在老版本jline:
/root/hadoop/hadoop-2.6.0/share/hadoop/yarn/lib/jline-0.9.94.jar
解決方法:將hive下的新版本jline的JAR包拷貝到hadoop下:
#cp /hive/apache-hive-1.1.0-bin/lib/jline-2.12.jar /root/hadoop/hadoop-2.6.0/share/hadoop/yarn/lib/
/root/hadoop/hadoop-2.6.0/share/hadoop/yarn/lib
-rw-r--r--. 1 20000 20000 87325 Nov 14 05:20 jline-0.9.94.jar.bak
-rw-r--r--. 1 root root 213854 Apr 2 08:55 jline-2.12.jar
Hive CLI可以成功啓動。
5,在Hive中執行SQL時,報如下錯:
Diagnostic Messages for this Task:
Container launch failed for container_1431310046688_0001_02_000013 : org.apache.hadoop.yarn.exceptions.YarnException: Unauthorized request to start container.
This token is expired. current time is 1431311178863 found 1431311136701
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
原因:namenode和datanode的時間不一致,需要保證namenode和datanode的時間一致。