This blog post originally appeared in the AWS Partner Network (APN) Blog. Amazon Redshift is a powerful yet affordable data warehouse, and while getting data out of Redshift is easy, getting data into and around Redshift can pose problems as the warehouse grows. Data ingestion issues start to emerge when organizations outgrow the COPY command that imports CSV files from Amazon Simple Storage Service (Amazon S3) buckets. And, of course, these issues take shape at the worst possible time—when the warehouse becomes popular with analysts and data scientists as they increase demand for more data, sources, and targets. When