Top "Amazon-redshift" questions

Amazon Redshift is a petabyte-scale data warehousing service using existing business intelligence tools to analyze the data.

Amazon Redshift at 100% disk usage due to VACUUM query

Reading the Amazon Redshift documentatoin I ran a VACUUM on a certain 400GB table which has never been vacuumed before, …

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Load Parquet files into Redshift

I have a bunch of Parquet files on S3, i want to load them into redshift in most optimal way. …

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Redshift Spectrum: Automatically partition tables by date/folder

We currently generate a daily CSV export that we upload to an S3 bucket, into the following structure: <report-name&…

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Count distinct multiple columns in redshift

I am trying to count rows which have a distinct combination of 2 columns in Amazon redshift. The query I am …

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Efficient GROUP BY a CASE expression in Amazon Redshift/PostgreSQL

In analytics processing there is often a need to collapse "unimportant" groups of data into a single row in the …

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temporarily shut down redshift to reduce bill

Amazon says the following on Redshift billing "Node usage hours are billed for each hour your data warehouse cluster is …

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Why does Redshift not need materialized views or indexes?

In the Redshift FAQ under Q: How does the performance of Amazon Redshift compare to most traditional databases for data …

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Redshift INSERT INTO TABLE from CTE

According to the Redshift WITH Clause documentation, you can use a WITH clause with a INSERT INTO...SELECT statement. However …

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list tables in redshift using SQLWorkbench

How do I list tables in redshift ? I am using SQLWorkbench. I tried SHOW TABLES; and \dt are not recognized …

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AWS Kinesis Firehose not inserting data in Redshift

I try to have a Kinesis Firehose pushing data in a Redshift table. The firehose stream is working and putting …

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