Day: <span>August 20, 2016</span>

Day: August 20, 2016

Sqoop1 Import Job Failed With Error “java.io.IOException: No columns to generate for ClassWriter”

Recently when I was testing Sqoop1 command in my CDH cluster, I kept getting “java.io.IOException: No columns to generate for ClassWriter” error. The full command was like below: And full stacktrace: Although I do not have the RCA yet for this issue, I do have a workaround, which is adding …

My new Snowflake Blog is now live. I will not be updating this blog anymore but will continue with new contents in the Snowflake world!