A standard installation of KNIME does not come with a built in Geocoder node but it’s very easy to either install one or make your own. KNIME has a page dedicated to Geo Nodes (https://www.knime.com/book/geo-nodes) using the Palladian Community Nodes that supports both MapQuest and Google. But if you want to roll your own using …
Category archives: Automation
Using KNIME Recursive Loops with a GraphQL API
Introduction This guide will show you how to use a recursive loop to download data from an API. I my case I’ll be using a GraphQL API but the approach would work in a similar way for any other REST API. This guide will not go into the details about the workings of GraphQL as …
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Dynamically Output to Multiple Files in KNIME
The Problem How to output to multiple files with dynamic contents and unique names using KNIME without hardcoding filters and using multiple branches? Loops, you need loops. Coming from Alteryx that doesn’t have loops (you are required to use macros to achieve the same effect) it took me a while to understand KNIME loops. But …
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KNIME Database SQL Filter using the IN Operator
Sometimes using KNIME it would be nice to create a DB row filter based on a list of items. When not using DB tools you can use the reference row filter but this cannot be used with DB connections. The other standard method would be to use the DB Row Filter but this only supports …
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Default Include or Exclude New Columns in KNIME
It’s common when creating a new workflow that after the flow is finished the source data can change. The most common scenario is when connected to a database table or view and the data gets extra columns added. In this scenario you need to make sure that your workflow doesn’t break caused by the introduction …
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Money As Data
Current ‘Digital’ Money As much as many people use banking apps and send money via their smartphones, money isn’t really digital yet. What do I mean by ‘not digital’? Of course it doesn’t mean you need to physically transfer paper money and metal coins to buy a coffee. You can of course do this digitally …
Credentials – Custom Alteryx Tool
Why Saving Credentials is Hard 🔐 Saving credentials for use in an Alteryx workflow is a very common use case. Maybe you use an API and need to save Client keys or secrets and getting these credentials into a workflow without hard coding is tricky. It’s common to either read from a text file located …
Magento Commerce API Fun 🙄
As a consultant you get to work with many different systems, some easy, some difficult and some downright weird. Magento Commerce fits firmly into the last category. For those that don’t know Magento is a very popular E-commerce platform owned by Adobe and used by some of the largest companies in the world. How APIs …
File Hashing in Alteryx
Identifying Duplicate Files Imagine you have a folder full of files, all with different names, where you need to identify which, if any, are duplicates. You could use the file size but it’s not a guarantee the files are exactly the same just because they are the same size. Hashing files is an easy way …
You Should Probably Learn To Code
There’s been a clear trend going on for many years now known as ‘No code’ or ‘Low code’. This essentially describes tools or platforms that provide you with a GUI that abstracts away the underlying technicalities so non-technical users can use powerful software. Doing this has been a huge benefit to business since the addressable …