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Be Careful With CTE in PostgreSQL

published 157 days, 15 hours, 9 minutes ago posted by matthewpomarmatthewpomar 166 days, 18 hours, 21 minutes ago
Sunday, December 19, 2021 4:44:10 PM GMT Friday, December 10, 2021 1:32:43 PM GMT

PostgreSQL, SQL, PerformanceHow to avoid common pitfalls with common table expressions in PostgreSQL

Common table expressions (CTE), also known as the WITH clause, are a very useful feature. They help break down big queries into smaller pieces which makes it easier to read and understand. PostgreSQL Version This article is intended for PostgreSQL versions 11 and prior. Starting at version 12, PostgreSQL changed the way it treats CTE to prevent the issues described in this article.Wha...

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tags: Performance, SQL

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