Unified Data Analytics Warehouse

How can you get the value out of Hadoop that you were promised?

Since Hadoop’s initial release 14 years ago, untold volumes of data have been stored in HDFS (Hadoop Distributed File System). Spread across a virtual landscape of data-inspired organizations, those data lakes are wide, and deep. Companies have made tremendous investments in Hadoop over the years, and data continues to pour into their data lakes. You...
Community Edition

Join the Powerful Vertica Big Data Community Open House with Free Community Edition

What comes to mind when you hear the word “community”? A village, a neighborhood? Maybe sidewalks where people say hello, where they have a few things in common – perhaps an identity, sometimes a sense of pride, definitely a sense of belonging. We’re social creatures, so being part of a community means sharing experiences, too,...
Decisions Decisions

The Vertica Big Data Conference Choice Challenge

Over the years, we’ve had remarkable feedback about the . (#VerticaBDC)  How does it get better than this?  And just to be clear, we know the three people who said “no,” but that’s a story for another day. However, I cannot lie.  We have received consistent feedback about one problem that virtually all attendees face...
Global Partitions

Optimizing Vertica Data With Partitions

How do partitions affect overall Vertica operations? Let’s look at a snapshot of the Flight Data Tracker dataset and compare performance ...
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Practice Makes Perfect at BDC 2020

Larry Bird, Boston Celtics legend and NBA Hall of Famer, shot 500 free throws every morning before his first class in high school. But, he didn’t stop there. Larry was known to shoot 100 free throws after every NBA game. The result? The sharp-shooting forward from French Lick, Indiana led the NBA in free throw...

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Hands-on Class Makes Parallel Data Management Theories Concrete

Parallel data management in databases is a tough thing to learn when you’re a student. It can feel like another one of those esoteric theories, and it never quite sticks. Now, there’s a cool class at Brandeis University that brings those lofty theories down to earth, and gives students a real chance to see how...
Map with pins

Loading ZIP Code Boundaries from a Shapefile in Three Easy Steps!

Are you working on a project where you'd like to classify position data into a geographic region? The US Census Bureau provides shapefiles for ZIP code tracts that you can ingest into Vertica and use to identify the ZIP code for given coordinates. In this exercise, we'll load the shapefile into Vertica, examine the contents,...

Announcing the Availability of Grafana Data Source Plugin for Vertica

The Vertica-Grafana-Plugin is finally here! Grafana allows you to query, visualize, alert on, and understand your metrics. Grafana has a repository where plugins are available for many Apps and Data Sources and they promote the development of plugins from the Grafana community. We are pleased to announce the availability of the vertica-grafana-datasource, a community developed...

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Define a Vertica Flattened Table Column as Having Both DEFAULT and SET USING Constraints

Columns in a flattened table can query other tables with constraints DEFAULT and SET USING . Vertica executes DEFAULT queries only on new rows when they are added to the flattened table, through load operations such as INSERT and COPY. Thereafter, changes in the original data sources have no effect on the flattened table. Vertica...
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Viewing Parquet Export Events More Easily

The EXPORT TO PARQUET command exports a table, columns from a table, or query results to files in the Parquet format. When you run EXPORT TO PARQUET information about the files created during the export is stored in the Vertica log. It's no fun combing through a Vertica log looking for those particular records. Good...
Hand writing the text: Helpful Tips

Clearing the Screen in VSQL

Lots of old school folks use VSQL for administrative tasks. As you enter commands, eventually the command prompt will end up at the bottom left of the screen making it a little difficult to read any additional output from your commands. You can clear the screen and move the prompt back up to the top...
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Vertica’s Eon Mode – New Architecture for Flexibility, Performance, and Savings

Vertica was born in the age of the enterprise data warehouse (EDW) appliance, in 2005. At the time, the EDW appliance was a great idea – a relatively simple bundle of hardware and software. You plugged it in, and it worked. This single box came with a lot of services, too. But it also came...
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Finding Patterns in Stock Prices With Vertica

Vertica can ingest data from many sources and enable SQL-based preparation and analytics. Here is another real-world example: Let's use Vertica to find patterns in a public data set of stock and (Exchange-Traded Fund) ETF prices from Kaggle. I’ll use the following data source in this post: This data source provides several thousand files for...
Planets in solar system

The Kafka Convergence

Apache Kafka seems to be everywhere these days. I’m feeling a bit surrounded by Kafka right now, in fact, like I’m at the center of a convergence of the planets, and data flowing through Kafka is the gravitational pull. Let me give you an idea of what I mean. So, Vertica just announced the release...