hive 執行hbase建立表時找不到protobuf
hadoop:1.0.3 hive:0.9.0 hbase:0.94.0
protobuf:$HBASE_HOME/lib/protobuf-java-2.4.0a.jar
可以看到，0.9.0的hive裡面自帶的hbase的jar是0.92版本的。
[[email protected] ~]$ hive –auxpath $HIVE_HOME/lib/hive-hbase-handler-0.9.0.jar,$HIVE_HOME/lib/hbase-0.92.0.jar,$HIVE_HOME/lib/zookeeper-3.3.4.jar,$HIVE_HOME/lib/guava-r09.jar,$HBASE_HOME/lib/protobuf-java-2.4.0a.jar hive> CREATE TABLE hbase_table_1(key int, value string) > STORED BY ‘org.apache.hadoop.hive.hbase.HBaseStorageHandler’ > WITH SERDEPROPERTIES (“hbase.columns.mapping” = “:key,cf1:val”) > TBLPROPERTIES (“hbase.table.name” = “xyz”); java.lang.NoClassDefFoundError: com/google/protobuf/Message at org.apache.hadoop.hbase.io.HbaseObjectWritable.(HbaseObjectWritable.java … Caused by: java.lang.ClassNotFoundException: com.google.protobuf.Message 解決辦法： 將$HBASE_HOME/lib/protobuf-java-2.4.0a.jar 拷貝到 $HIVE_HOME/lib/.
[[email protected] ~]$ cp /home/zhouhh/hbase-0.94.0/lib/protobuf-java-2.4.0a.jar $HIVE_HOME/lib/.
hive> CREATE TABLE hbase_table_1(key int, value string) > STORED BY ‘org.apache.hadoop.hive.hbase.HBaseStorageHandler’ > WITH SERDEPROPERTIES (“hbase.columns.mapping” = “:key,cf1:val”) > TBLPROPERTIES (“hbase.table.name” = “xyz”); OK Time taken: 10.492 seconds
hbase(main):002:0> list ‘xyz’ TABLE xyz 1 row(s) in 0.0640 seconds
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