1. What is Redshift Spectrum?
Answer: Redshift Spectrum is an Amazon Redshift feature that allows users to query data stored in Amazon S3.
2. What data formats does Redshift Spectrum support?
Answer: Redshift Spectrum supports structured and semi-structured data formats such as Parquet and ORC.
3. Can Redshift Spectrum perform parallel reads?
Answer: Yes, Redshift Spectrum supports parallel reads.
4. What is the recommended best practice for designing queries in Amazon Redshift?
Answer: The Amazon Redshift best practices for designing queries document provides more information about how to write queries to improve performance.
5. Is there a view that summarizes details for queries that spent time in a WLM query queue or commit queue?
Answer: Yes, the SVL_QUERY_QUEUE_INFO view provides a summary of details for queries that spent time in a WLM query queue or commit queue.