Vertica Blog

The Vertica Academy Is Open for Learning

Posted September 9, 2019 by Joy King, VP, Vertica Product Management & Product Marketing

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Introducing an Industry First – Vertica in Eon Mode for Pure Storage

This week at the Pure Accelerate conference, Vertica and Pure Storage of Vertica in Eon Mode for Pure Storage, the industry’s first and only analytical database solution with a separation of compute and storage architecture for on-premises analytic workloads. Why is this important to you? The rush to migrate analytic workloads to the cloud was,...

Vertica Big Data Conference Registration is Open!

We’re excited to announce that for the next Vertica Big Data Conference (BDC), held March 30 – April 2, 2020, at the Encore Boston Harbor Hotel. Don’t miss out on the early bird pricing rate of $695 (a $300 savings), along with buy 3 get 1 free group discounts!   What is the Big Data...
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Strong Winds of Change at Chief Data & Analytics Officers Event

Last week, Vertica sponsored the . As a first-time sponsor, we were cautiously optimistic that we could meet with data and analytics leaders that were, according to event organizer IQPC, “…on the forefront of capitalizing on data and analytics in the enterprise as the volume, availability, and complexity of data continues to increase and evolve.”...
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View the History of Connection Load Balance Operations

The Data Collector table DC_LOAD_BALANCE_OPERATIONS tracks the history of connection load balance operations. Helpful Links: Have fun!
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Load Balance Older Clients (That You Can’t Upgrade for Some Weird Reason)

Native connection load balancing is a feature built into the Vertica Analytic Database server and client libraries as well as . To load balance vsql you can use the - -enable-connection-load-balance or -C command line options. In really old versions of vsql those options did not exist. How do you load balance connections from those...

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Testing the Native Load Balancer

Native connection load balancing is a feature built into the Vertica Analytic Database server and client libraries as well as . The RUN_LOAD_BALANCE_POLICY function returns a string formatted as address:port that results from running the current Native Load Balancer policy. It’s a great tool for testing after enabling a new Load Balance Policy! Because the...
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Diving into Disk Usage

Would you like to know how much disk space Vertica is using as it runs? This could be useful for capacity planning, monitoring trends, or debugging. Here are some ways to follow disk usage trends and also look at temporary events like Tuple Mover and Join Spills: Helpful Link: Have fun!
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Find and Fix Issues from Vertica Query Events

Vertica offers tools like the Workload Analyzer in Management Console (MC) to tune up a Vertica Cluster, but there's a simple way to find and fix issues that Vertica observes and records if you aren't using MC. The query_events table captures optimization issues and suggests fixes. Let's take a look at my demo cluster, checking...

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Evaluating Classifier Models in Vertica

Co-authored by Elizabeth Michaud Vertica provides an out-of-the box machine learning toolset that covers a complete data science workflow. The toolset includes several distributed functions for evaluating both classifier and regressor machine learning models. The goal of this blog post is to demonstrate how you can use the built-in functions for evaluating the prediction performance...
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Find the Busiest Hour in the Day for I/O

The IO_USAGE system table provides disk I/O bandwidth usage history for the system. You can query it to find out interesting IO statistics like which hour of the day has the most IO usage on your Vertica cluster! Helpful Link: Have fun!
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Theoretical Maximum Number of Rows Per Table Per Node

The Vertica Table size limit is documented to be 2^64 rows per node. Just how big is that number? That’s 18+ Sextillion rows! I’ve been tracking in a Vertica table, the number of text messages my daughter has sent/received since she first got a cell phone at the age of twelve. Now twelve years later,...
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Vertica Test Results for MDS Security Patches

Several customers have asked us how Intel's recent MDS vulnerability patches will impact the performance of their Vertica databases. Vertica is known for its performance. So, anything that may impact its speed is a major concern for both us and our customers. Vertica engineers have finished a round of testing the OS and microcode fixes...

Streaming Data in One Line!

Remember that game show, "Name That Tune", where contestants were challenged to name a tune in as few notes as possible? Today's tip converts that for Vertica Big Data, showing how we can ingest streaming data in just one line! A simple way to stream data is to write CSV rows to a network socket....
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Delivering personalized retail promotions using AI and predictive analytics

SO1.ai helps retailers leverage customer basket and loyalty data to deliver smart, automated promotional decisions at scale across millions of customers. The solution is fully automated and designed to fit a retailer’s specific business goals (i.e. revenues, profit optimization, customer satisfaction or brand sales). Want to learn more about the S01.ai solution?