Redshift Join: How to use Redshift’s Join Clause

Redshift’s JOIN clause is perhaps the second most important clause after SELECT clause, and it is used even more ubiquitously, considering how interconnected a typical application database’s tables are. Due to that connectivity between datasets, data developers require many joins to collect and process all the data points involved in most use cases. Unfortunately, as […]

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Redshift Vacuum: Optimize your Redshift tables

Because Redshift does not automatically “reclaim” the space taken up by a deleted or updated row, occasionally you’ll need to resort your tables and clear out any unused space. Doing so can optimize performance and reduce the number of nodes you need to host your data (thereby reducing costs). This can be done using the […]

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AWS Redshift Pricing: How much does Redshift cost?

What is Redshift’s pricing model and how much will Redshift cost me? While Redshift is arguably the best data warehouse on the market, it can come with a hefty price tag. We’ve created this Redshift pricing guide to help you evaluate Redshift cheaply, create a budget for full implementation, and optimize your Redshift set up […]

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What is Big Data? A New Paradigm of Data

The Emergence of Big Data Since the advent of personal computing, computer users have been contributing, voluntarily or involuntarily, to an ever-growing database that records everything from website analytics to sales transactions. More recently, modern innovations enable us to track complex activities such as population movement trends and aviation traffic. As we proceed through this […]

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Redshift Table Size: How to find the size of a table in Redshift

SVV_TABLE_INFO is a Redshift systems table that shows information about user-defined tables (not other system tables) in a Redshift database. The table is only visible to superusers. To get the size of each table, run the following command on your Redshift cluster: SELECT “table”, size, tbl_rows FROM SVV_TABLE_INFO The table column is the table name. […]

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