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  2. docs.aws.amazon.com › redshift › latestStep 4: Query your data in Amazon S3 - Amazon Redshift

    Step 4: Query your data in Amazon S3. PDF RSS. After your external tables are created, you can query them using the same SELECT statements that you use to query other Amazon Redshift tables. These SELECT statement queries include joining tables, aggregating data, and filtering on predicates.

  3. docs.aws.amazon.com › redshift › latestQuerying external data using Amazon Redshift Spectrum

    Using Amazon Redshift Spectrum, you can efficiently query and retrieve structured and semistructured data from files in Amazon S3 without having to load the data into Amazon Redshift tables. Redshift Spectrum queries employ massive parallelism to run very fast against large datasets.

  4. docs.aws.amazon.com › redshift › latestGetting started with Amazon Redshift Spectrum

    In this tutorial, you learn how to use Amazon Redshift Spectrum to query data directly from files on Amazon S3. If you already have a cluster and a SQL client, you can complete this tutorial with minimal setup.

  5. aws.amazon.com › blogs › big-dataBest Practices for Amazon Redshift Spectrum | AWS Big Data Blog

    24 de jun. de 2017 · To recap, Amazon Redshift uses Amazon Redshift Spectrum to access external tables stored in Amazon S3. You can query an external table using the same SELECT syntax that you use with other Amazon Redshift tables.

  6. medium.com › geekculture › how-to-create-tables-and-query-data-with-redshiftHow to Create Tables and Query Data with Redshift Spectrum From...

    24 de ago. de 2021 · In this tutorial, we will show you how to create several tables in Redshift Spectrum from data stored in S3. Finally, we will perform queries on the tables that we have created.

  7. repost.aws › knowledge-center › redshift-spectrum-external-tableCreate and query external tables in Amazon Redshift Spectrum

    With Amazon Redshift Spectrum, you can query data from Amazon Simple Storage Service (Amazon S3) without having to load data into Amazon Redshift tables. Amazon Redshift Spectrum processes any queries while the data remains in your Amazon S3 bucket.

  8. medium.com › indiciumtech › querying-external-semi-structured-data-from-aws-s3Querying external semi-structured data from AWS S3 with dbt ... -...

    4 de nov. de 2022 · By using Amazon Redshift Spectrum, you can efficiently query and retrieve structured and semistructured data from files in Amazon S3 without having to load the data into Amazon Redshift...