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@dgadiraju
Created March 22, 2017 06:00
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Make sure you save oozie-fork-join-workflow.xml as workflow.xml in a directory (let's say daily_revenue)
use dgadiraju_oozie;
drop table orders;
drop table order_items;
create external table orders (
order_id int,
order_date string,
order_customer_id int,
order_status string
) row format delimited fields terminated by ','
location '/user/dgadiraju/daily_revenue/orders';
create external table order_items (
order_item_id int,
order_item_order_id int,
order_item_product_id int,
order_item_quantity int,
order_item_subtotal float,
order_item_price float
) row format delimited fields terminated by ','
location '/user/dgadiraju/daily_revenue/order_items';
#This can be used for Hive2 and many other workflows
#jdbcURL is to connect to hive database using hive server
nameNode=hdfs://nn01.itversity.com:8020
jobTracker=rm01.itversity.com:8050
queueName=default
jdbcURL=jdbc:hive2://nn01.itversity.com:10000/dgadiraju
oozie.use.system.libpath=true
oozie.wf.application.path=${nameNode}/user/${user.name}/daily_revenue
<?xml version="1.0" encoding="UTF-8"?>
<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<workflow-app xmlns="uri:oozie:workflow:0.2" name="sqoop-wf">
<start to="sqoop-parallel"/>
<fork name="sqoop-parallel">
<path start="sqoop-orders"/>
<path start="sqoop-orderitems"/>
</fork>
<action name="sqoop-orders">
<sqoop xmlns="uri:oozie:sqoop-action:0.2">
<job-tracker>${jobTracker}</job-tracker>
<name-node>${nameNode}</name-node>
<configuration>
<property>
<name>mapred.job.queue.name</name>
<value>${queueName}</value>
</property>
</configuration>
<command>import --connect jdbc:mysql://nn01.itversity.com:3306/retail_db --username retail_dba --password itversity --table order_items --target-dir /user/dgadiraju/daily_revenue/order_items -m 1</command>
</sqoop>
<ok to="ordersjoin"/>
<error to="fail"/>
</action>
<action name="sqoop-orderitems">
<sqoop xmlns="uri:oozie:sqoop-action:0.2">
<job-tracker>${jobTracker}</job-tracker>
<name-node>${nameNode}</name-node>
<configuration>
<property>
<name>mapred.job.queue.name</name>
<value>${queueName}</value>
</property>
</configuration>
<command>import --connect jdbc:mysql://nn01.itversity.com:3306/retail_db --username retail_dba --password itversity --table orders --target-dir /user/dgadiraju/daily_revenue/orders -m 1</command>
</sqoop>
<ok to="ordersjoin"/>
<error to="fail"/>
</action>
<join name="ordersjoin" to="hive2-create-tables"/>
<action name="hive2-create-tables">
<hive2 xmlns="uri:oozie:hive2-action:0.1">
<job-tracker>${jobTracker}</job-tracker>
<name-node>${nameNode}</name-node>
<configuration>
<property>
<name>mapred.job.queue.name</name>
<value>${queueName}</value>
</property>
</configuration>
<jdbc-url>${jdbcURL}</jdbc-url>
<script>hive_create_tables.hql</script>
</hive2>
<ok to="end"/>
<error to="fail"/>
</action>
<kill name="fail">
<message>Sqoop failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
</kill>
<end name="end"/>
</workflow-app>
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