因为我们后续可能会在操作Hive的同时对HBase也会产生影响,所以Hive需要持有操作HBase的Jar,那么接下来拷贝Hive所依赖的Jar包(或者使用软连接的形式)。
$ export HBASE_HOME=/opt/modules/cdh/hbase-0.98.6-cdh5.3.6/
$ export HIVE_HOME=/opt/modules/cdh/hive-0.13.1-cdh5.3.6/
$ ln -s $HBASE_HOME/lib/hbase-common-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-common-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/hbase-server-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-server-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/hbase-client-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-client-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/hbase-protocol-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-protocol-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/hbase-it-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-it-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/htrace-core-2.04.jar $HIVE_HOME/lib/htrace-core-2.04.jar
$ ln -s $HBASE_HOME/lib/hbase-hadoop2-compat-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-hadoop2-compat-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/hbase-hadoop-compat-0.98.6-cdh5.3.6.jar $HIVE_HOME/lib/hbase-hadoop-compat-0.98.6-cdh5.3.6.jar
$ ln -s $HBASE_HOME/lib/high-scale-lib-1.1.1.jar $HIVE_HOME/lib/high-scale-lib-1.1.1.jar
同时在hive-site.xml中修改zookeeper的属性,如下:
CREATE TABLE hive_hbase_emp_table(
empno int,
ename string,
job string,
mgr int,
hiredate string,
sal double,
comm double,
deptno int)
STORED BY ‘org.apache.hadoop.hive.hbase.HBaseStorageHandler‘
WITH SERDEPROPERTIES ("hbase.columns.mapping" = ":key,info:ename,info:job,info:mgr,info:hiredate,info:sal,info:comm,info:deptno")
TBLPROPERTIES ("hbase.table.name" = "hbase_emp_table");
(尖叫提示:完成之后,可以分别进入Hive和HBase查看,都生成了对应的表)
CREATE TABLE emp(
empno int,
ename string,
job string,
mgr int,
hiredate string,
sal double,
comm double,
deptno int)
row format delimited fields terminated by ‘\t‘;
hive> load data local inpath ‘/home/admin/Desktop/emp.txt‘ into table emp;
hive> insert into table hive_hbase_emp_table select * from emp;
如图所示:
Hive中:
HBase中:
该案例2紧跟案例1的脚步,所以完成此案例前,请先完成案例1。
CREATE EXTERNAL TABLE relevance_hbase_emp(
empno int,
ename string,
job string,
mgr int,
hiredate string,
sal double,
comm double,
deptno int)
STORED BY
‘org.apache.hadoop.hive.hbase.HBaseStorageHandler‘
WITH SERDEPROPERTIES ("hbase.columns.mapping" =
":key,info:ename,info:job,info:mgr,info:hiredate,info:sal,info:comm,info:deptno")
TBLPROPERTIES ("hbase.table.name" = "hbase_emp_table");
在此,我们查询一下所有数据试试看
hive (default)> select * from relevance_hbase_emp;
原文:https://www.cnblogs.com/alexzhang92/p/10940428.html