Скачать или смотреть How to Read and Modify a JSON File in Azure Blob Storage with PowerShell Script

Learn how to effortlessly read a JSON file from Azure Blob Storage and write modifications back to another file using a PowerShell script. This step-by-step guide will help you handle your JSON data efficiently!
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This video is based on the question https://stackoverflow.com/q/66609333/ asked by the user 'Dinesh Madhup' ( https://stackoverflow.com/u/4359039/ ) and on the answer https://stackoverflow.com/a/66651732/ provided by the user 'Ivan Glasenberg' ( https://stackoverflow.com/u/10185816/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Read and Modify a JSON File in Azure Blob Storage with PowerShell Script

Azure Blob Storage is a powerful tool for storing unstructured data like JSON files. However, if you have to make specific changes to your JSON files regularly, you might find yourself wondering, "Is there an efficient way to read my JSON file from Azure Blob Storage, modify it, and save it back?" The answer is a resounding yes! In this guide, we will guide you step-by-step in writing a PowerShell script to accomplish this task.

Scenario Overview

Let’s say you have a JSON file named product.json stored in Azure Blob Storage, and you need to do the following:

Replace all occurrences of the key "_id" with "id".

Remove all occurrences of the key "_rev" along with its associated values.

Example Input: product.json

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Expected Output: outputfile.json

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Writing the PowerShell Script

Here's how to implement the solution using PowerShell:

Step 1: Set Up Your Environment

First, you’ll need to configure your Azure Storage context by providing your storage account name and key.

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Step 2: Create the Storage Context

Set up the Azure Storage context that allows you to interact with your blobs:

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Step 3: Download the JSON File

Use the Blob Storage client to download the JSON file to memory:

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Step 4: Manipulate the JSON Data

Now, you will loop through the JSON content to make the required changes:

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Step 5: Convert Back to JSON and Upload

After manipulating the JSON data, convert it back to JSON format and upload it to Blob Storage:

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Conclusion

With this PowerShell script, you can easily read, modify, and write JSON files in Azure Blob Storage. This not only automates your data manipulation tasks but also can save time and avoid errors during manual processing.

Feel free to adapt the script as needed to suit your unique requirements!

If you have any questions or suggestions, let us know in the comments below!