从搜索中，我发现了这个问题，我有同样的问题，按照指示。
cdh4 hbase使用pig错误2998 java.lang.noclassdeffounderror:org/apache/hadoop/hbase/filter/filter
但对我没用。另外，我正在使用ubuntu和hadoop-2.2.0，hbase-0.96.1-hadoop2和pig-0.12.0。
巴什尔

export JAVA_HOME=/usr
export HADOOP_INSTALL=/home/ubuntu/hadoop-2.2.0
export PATH=$PATH:$HADOOP_INSTALL/bin
export PATH=$PATH:$HADOOP_INSTALL/sbin
export HADOOP_MAPRED_HOME=$HADOOP_INSTALL
export HADOOP_COMMON_HOME=$HADOOP_INSTALL
export HADOOP_HDFS_HOME=$HADOOP_INSTALL
export YARN_HOME=$HADOOP_INSTALL

export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_COMMON_HOME}/lib/native
export HADOOP_OPTS="-Djava.library.path=${HADOOP_COMMON_HOME}/lib"
export PIG_HOME=/home/ubuntu/pig-0.12.0
export HBASE_HOME=/home/ubuntu/hbase-0.96.1-hadoop2
export PIG_CLASSPATH="'${HADOOP_INSTALL}/bin/hbase classpath':$PIG_HOME/bin"

清管器

Pig Stack Trace
---------------
ERROR 2998: Unhandled internal error.     
org/apache/hadoop/hbase/filter/WritableByteArrayComparable

java.lang.NoClassDefFoundError: org/apache/hadoop/hbase/filter/WritableByteArrayComparable

清管器特性

fs.defaultFS=hdfs://hadoop-master/
mapred.job.tracker=hadoop-master:8021