January 2019
Beginner to intermediate
670 pages
18h 32m
English
By default, Spectrum will scan all your rows, which could become expensive. There is a good explanation about improving Spectrum performance at the following link:
https://docs.aws.amazon.com/redshift/latest/dg/c-spectrum-external-performance.html
We can learn more about the usage of Amazon Redshift Spectrum with this article: 10 Best Practices for Amazon Redshift Spectrum, which can be found at https://aws.amazon.com/blogs/big-data/10-best-practices-for-amazon-redshift-spectrum/.
Moreover, you can learn about Glue at https://docs.aws.amazon.com/glue/latest/dg/what-is-glue.html and Amazon Athena at https://docs.aws.amazon.com/athena/latest/ug/what-is.html.
Finally, you can drop your cluster if you no longer need it.
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