Hive 啟動異常： java.net.URISyntaxException: Relative path in absolute URI:

Logging initialized using configuration in jar:file:/wls/apache-hive-1.2.1-bin/lib/hive-common-1.2.1.jar!/hive-log4j.properties
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:522)
        at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:677)
        at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:621)
        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.main(RunJar.java:212)
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:563)
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:508)
        ... 7 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)

        ... 10 more

解決方法：
1. 在hive-site.xml中，用/wls/data/hive/iotmp替換"system:java.io.tmpdir"的配置項
2. /wls/data/hive/iotmp 為新建的目錄，自己指定，然後新啟動即可。