Exception in thread "main" java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: org.apache.hadoop.hive.ql.metadata.HiveException: MetaException(message:Hive metastore database is not initialized. Please use schematool (e.g. ./schematool -initSchema -dbType ...) to create the schema. If needed, don't forget to include the option to auto-create the underlying database in your JDBC connection string (e.g. ?createDatabaseIfNotExist=true for mysql))
at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:614)
at org.apache.hadoop.hive.ql.session.SessionState.beginStart(SessionState.java:549)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:750)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:686)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: org.apache.hadoop.hive.ql.metadata.HiveException: MetaException(message:Hive metastore database is not initialized. Please use schematool (e.g. ./schematool -initSchema -dbType ...) to create the schema. If needed, don't forget to include the option to auto-create the underlying database in your JDBC connection string (e.g. ?createDatabaseIfNotExist=true for mysql))
at org.apache.hadoop.hive.ql.metadata.Hive.registerAllFunctionsOnce(Hive.java:232)
at org.apache.hadoop.hive.ql.metadata.Hive.<init>(Hive.java:384)
at org.apache.hadoop.hive.ql.metadata.Hive.create(Hive.java:328)
at org.apache.hadoop.hive.ql.metadata.Hive.getInternal(Hive.java:308)
at org.apache.hadoop.hive.ql.metadata.Hive.get(Hive.java:284)
at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:581)
... 9 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: MetaException(message:Hive metastore database is not initialized. Please use schematool (e.g. ./schematool -initSchema -dbType ...) to create the schema. If needed, don't forget to include the option to auto-create the underlying database in your JDBC connection string (e.g. ?createDatabaseIfNotExist=true for mysql))
at org.apache.hadoop.hive.ql.metadata.Hive.getAllFunctions(Hive.java:3793)
at org.apache.hadoop.hive.ql.metadata.Hive.reloadFunctions(Hive.java:244)
at org.apache.hadoop.hive.ql.metadata.Hive.registerAllFunctionsOnce(Hive.java:227)
... 14 more
Caused by: MetaException(message:Hive metastore database is not initialized. Please use schematool (e.g. ./schematool -initSchema -dbType ...) to create the schema. If needed, don't forget to include the option to auto-create the underlying database in your JDBC connection string (e.g. ?createDatabaseIfNotExist=true for mysql))
at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3556)
at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3528)
at org.apache.hadoop.hive.ql.metadata.Hive.getAllFunctions(Hive.java:3790)
... 16 more
这是由于没有初始化数据库，生成元数据。
需要执行以下指令(在hive的bin目录下执行)
./schematool -initSchema -dbType mysql
