Vertica Blog

Vertica Blog

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What’s New in Vertica 9.1: Python SDK Expands

Soniya Shah, Information Developer
May 30, 2018

This blog post was authored by Monica Cellio. Using the Vertica SDK, you can write several types of user-defined extensions (UDxs) to add your own customizations. In a previous release the SDK added Python support for one type, scalar functions (UDSFs). In 9.1 we added Python support for transform functions (UDTFs). User-Defined Transform Functions (UDTFs)...

Announcing Vertica 9.x Query Performance Tuning Training

Soniya Shah, Information Developer
May 29, 2018

This blog post was authored by Drea Brandford. You have had Vertica up and running in production for a while now; but you’re noticing that, while your analytic queries are executing far faster than they would in a traditional row-store database, they are still not performing quite as fast as you need them to. Chances...

What’s New in Vertica 9.1: Precision-Recall Curve and F1-Score Machine Learning Evaluation Functions

Soniya Shah, Information Developer
May 14, 2018

This blog post was authored by Ginger Ni. The precision-recall curve is a measure for evaluating binary classifiers. It is a basic measure derived from the confusion matrix. In Vertica 9.1, we provide a new machine learning evaluation function PRC() for calculating precision and recall values from the results of binary classifiers. Along with the...

What’s New in Vertica 9.1?

Soniya Shah, Information Developer
April 30, 2018

This blog post was authored by Soniya Shah. In Vertica 9.1 we introduce new functionality including: • Eon Mode, now available in production environments • Machine Learning Enhancements • Management Console Updates • Voltage SecureData Integration • Python UDTF • AWS Licensing Updates • Security Updates • Upgrade and Installation Changes • S3 Session Parameter...

Upgrading Vertica

Soniya Shah, Information Developer
April 24, 2018

This blog post was authored by Soniya Shah. With each release, Vertica adds new features and enhancements. To access these new features, you must upgrade your database. Before performing an upgrade, you must shut down your database. Upgrade Path You should always upgrade only to the immediate next version. Upgrading to a version that is...