Adding database driver to sqoop of cdh6

scene

• CDH6.3.2 After installation , The default is Sqoop, And the environment variables are all configured
  

• Because it was originally installed CDH When the mysql-connector-java.jar Put it in /usr/share/java/, therefore Sqoop By default, you can connect MySQL
  

• The data center is not only connected MySQL, There are other data sources , It may not be able to connect directly , You need to configure the corresponding database connector

Add database driver

cd /opt/cloudera/parcels/CDH/lib/sqoop/lib

Put the database connector here , Let's say SAP / HANA For example
1、 Download driver , I am with the help of DBeaver To download
2、 Find the driver , And upload

• because Sqoop Support Direct connection MySQL, So even MySQL There is no need to configure --driver
  Some databases cannot be directly connected , even SAP / HANA Plus when --driver com.sap.db.jdbc.Driver

Add

• /opt/cloudera/parcels/CDH It's a soft chain , the truth is that CDH-6.3.2-1.cdh6.3.2.p0.1605554
  

• /usr/bin/sqoop It's a soft chain
  the truth is that /opt/cloudera/parcels/CDH-6.3.2-1.cdh6.3.2.p0.1605554/bin/sqoop
  The contents are as follows ：
  
  Actually implement /opt/cloudera/parcels/CDH/lib/sqoop/ Inside bin/sqoop