Vertica Blog

OpenText Vertica 23.3 – the Smarter Data Lakehouse

Posted July 31, 2023 by Paige Roberts, Vertica Open Source Relations Manager

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Unveiling the Most Recent Version of the Vertica Grafana Data Source Plugin

Amrita Akshay, Information Developer
October 12, 2023

With over 380K downloads, the Vertica Grafana Data Source plugin just got an upgrade! The plugin was migrated from the deprecated older Grafana toolkit to align with Grafana's new Create-Plugin tool. This accelerates the plugin development with their modern build set up that requires no additional configuration. Additionally, the Vertica SQL Go driver received an...
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Setting Session Authorization to Troubleshoot

Sruthi Anumula, Senior Database Support Engineer
September 29, 2023

There are possible scenarios in which a dbadmin would want to run queries as another user to troubleshoot or test. You can use SET SESSION AUTHORIZATION to impersonate another user and run queries. Let's understand this with an example. Here we create a user named test, resource pool named userpool, and make this a default...

Vertica Test Results for Operating System Patches for Meltdown and Spectre Security Flaws

Sarah Lemaire, Manager, Vertica Documentation
January 11, 2018

For the latest Vertica update on the Meltdown and Spectre security flaws, read this blog: UPDATED: Vertica Test Results with Microcode Patches for the Meltdown and Spectre Security Flaws, published May 21, 2018. Vertica engineers have run performance tests using the operating system patches for the Meltdown and Spectre security flaws. Based on the results,...

Vertica Quick Tip: The LIMIT Analytic Function

Soniya Shah, Information Developer
January 11, 2018

This blog post was authored by Jim Knicely. Vertica contains an abundance of built-in SQL analytic functions. One of the lesser known but also one of the coolest is the LIMIT analytic function. Example Say I have the following table data: But I only want to see the latest test number for each date. For...