LINQ or Language Integrated Query is great for application developers to develop applications that interact with databases. But remember it is a tool and like every tool, you have to use it wisely to achieve the best results. I currently maintain a web based application that is meant to allow job scheduling, and …

Hey guys, I tried out DBVisualizer earlier. I liked it and I have blogged about setting that up for your Vertica database. But it is expensive. I mean I can't buy it for my personal use unless a company actually sponsors me. I'm a poor developer you see. So I searched for alternatives and I kind of liked SQuirrel SQL …

Hey there, I guess you have been having a lot fun with your Vertica databases. I thought I'd share some of the things that I did to improve my query performance. Tables and Projections in Vertica In Vertica even though we access data through tables everything is stored in projections which are stored among nodes in …

I was playing around with Vertica and my friend suddenly asked me what version of Vertica I was using. This was because he was trying to debug something and posted a question to guys from Vertica and they asked him that question. At my workplace we use the same Vertica cluster for development. It is a playground with a …

Vertica has a special feature to join tables and fill in the last available values where values would otherwise be null. I had a similar use case and wanted to test how I could make the best use of it. I played with simple examples and got it right, but with a slightly more complex one, I was stuck or maybe I just …

I had a problem creating a table with just SQL that is supported by Vertica. Most of the solutions that I came across online were using procedures. But after a lot of playing around and reading vertica documentation I found a solution to my problem. read more about the problem and the solution at Stackoverflow

I don't know if you have tried this. But I did try to read function definition from the system tables in Vertica. I used the table called USER_FUNCTIONS which is a table in the V_CATALOG system schema. More details can be found here: https://my.vertica.com/docs/6.1.x/HTML/index.htm#15021.htm But unfortunately when I …

My colleague had an issue in Vertica. He had a set of values in table 1 to be deleted based on the records in a table table2. I didn't think this would be easy considering VERTICA didn't support joins when doing deletes unlike MYSQL. But they do have something else. Let me take you through the steps I followed. I …