Category: Azure

Using Azure AI Language studio to improve RAG grounding document discovery

Azure AI Language Studio

A very critical part of implementing a Generative AI solution that utilizes Retrieval Augmented Generation (RAG) like Microsoft Copilot is the discovery of the most relevant grounding documents.  These most relevant grounding documents are then passed to the LLM for use in generating the NLP response.  For example, if you want to find out how […]

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Free PDF download MCA Microsoft Certified Associate Azure Data Engineer Study Guide: Exam DP-203

Benjamin Perkins, Azure Data Engineer, C#

If you want to get a free copy of the Index, Table of Contents and of Chapter 1, have a look here.  Click on the READ AN EXCERPT dropdown and then select the one you would like to review.  Figure 1 illustrates how that looks like. Figure 1, how to get a free PDF copy […]

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MCA Microsoft Certified Associate Azure Data Engineer Study Guide: Exam DP-203

Benjamin Perkins, Azure Data Engineer, C#

I am proud to announce the publication of my newest book titled, “Microsoft Certified Associate Data Engineer Study Guide” for the DP-203 exam. The example data used in this book consists of my brainwaves. You can download the data and the source code for all the examples in the book on GitHub here . ADLS, […]

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LSRServiceException – Could not find Linked Service, the linked service does not exist or is not published

Azure Synapse Analytics Benjamin Perkins

I only had 1 SparkPool which was provisioned using Apache Spark version 3.1.  So when I created my Regression Azure Machine Learning model it defaulted to that Spark Pool.  When I clicked on the Create run button, after some moments, I received the following error… Figure 1, Could not find Linked Service, the linked service […]

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Use external Hive Metastore for Synapse Spark Pool

Azure Synapse Analytics Benjamin Perkins

I wrote this article which is what helped me progress forward with this. External Apache Hive metastore, Azure Databricks, Azure SQL I am following these instructions.  Here is the kicker, which is likely something most people may already know, but in order to make this configuration the Hive Metastore must already exist on the Azure […]

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External Apache Hive metastore, Azure Databricks, Azure SQL

Azure Databricks Benjamin Perkins

I was following this documentation and had some experiences I wanted to document.  I wanted to accomplish this. Figure 1, External Apache Hive metastore using Azure Databricks and Azure SQL Figure 2, External Apache Hive metastore using Azure Databricks and Azure SQL The cluster version I used was the most current one. Figure 3, Azure […]

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Azure Function Access Restriction

Security Cyber Benjamin Perkins

If you wanted to block inbound traffic to your Azure Function, one option is to use an Access Restriction.  To check if you have one, navigate to the Networking blade for your Azure Function and check if Access restriction is On. Figure 1, Access Restriction and Azure Functions Take caution that although this let’s you […]

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Access to the path ‘D:\home\site\wwwroot\host.json’ is denied.

Azure Functions Benjamin Perkins

If you a receive a System.UnauthorizedAccessException with a message Access to the path ‘D:\home\site\wwwroot\host.json’ is denied, then it likely means you have a network configuration which is blocking access to the Azure Storage Account on which your Azure Function is hosted.  Perform the following to check and see if this could be the case. Check […]

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