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I use this in AWS EMR with Zepplin installed by default. I guess the reason is I don't configure the AWS Credentials. But I don't know how to do it...

Here are my tries and all failed: * I followed instruction on https://docs.aws.amazon.com/cli/latest/userguide/cli-config-files.html and put these files in both hadoop and zeppelin * Use .option("temporary_aws_access_key_id" and .option("temporary_aws_secret_access_key", to specify the...

@mycaule I am not using it anymore, but I will give it a try if I will use it in the future. Thanks for the feedback though.

Parquet is fast, which is recently supported by Redshift. https://aws.amazon.com/about-aws/whats-new/2018/06/amazon-redshift-can-now-copy-from-parquet-and-orc-file-formats/