4/28/18

Apache Sqoop Jobs



Sqoop job is a file contains sqoop commands. we can run this job at any time.

create   --create
listing jobs   --list
detailed information about the job    --show
execute job   --exec
delete job   --delete



Create a new job to import data from MySQL table to HDFS.

sqoop job --create myjob -- import --connect jdbc://192.168.13.136/retail_db --username cloudera --password --cloudera --table customers -- m1;

Listing available jobs

[cloudera@quickstart ~]$ sqoop job --list

Display detailed information about the job

[cloudera@quickstart ~]$ sqoop job --show myjob

Delete existing job

[cloudera@quickstart ~]$ sqoop job --delete myjob

[cloudera@quickstart ~]$ hdfs dfsadmin -safemode leave   ---> changing HDFS save mode off

Execute sqoop job

[cloudera@quickstart ~]$ sqoop job --exec myjob

codgen command : generates code files for sqoop commands

[cloudera@quickstart ~]$ sqoop codegen --connect jdbc:mysql://192.168.13.136/retail_db --username cloudera --password cloudera --table customers

Verify files
[cloudera@quickstart ~]$ ls /tmp/sqoop-cloudera/compile/752b65100f5001f20bd57eb85a460b51/





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