<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[DataDelta]]></title><description><![CDATA[DataDelta]]></description><link>https://www.datadelta.co.uk/blog</link><generator>RSS for Node</generator><lastBuildDate>Wed, 04 Nov 2026 09:59:51 GMT</lastBuildDate><atom:link href="https://www.datadelta.co.uk/blog-feed.xml" rel="self" type="application/rss+xml"/><item><title><![CDATA[Cutting Your BigQuery Bill Without Cutting Corners]]></title><description><![CDATA[A couple of weeks ago I attended a Google Cloud seminar titled "Optimise BigQuery: Editions, Slots &#38; Savings". I came out with a handful of specific techniques I had not been applying consistently and a few I had not thought about at all. The truth is that BigQuery is one of those services that rewards you enormously when you understand it and quietly punishes you when you don't. You can run the same query on the same data and pay wildly different amounts depending on how your tables are set...]]></description><link>https://www.datadelta.co.uk/post/cutting-your-bigquery-bill-without-cutting-corners</link><guid isPermaLink="false">6a974ec245c7c576f5fe3ce3</guid><pubDate>Wed, 02 Sep 2026 20:00:06 GMT</pubDate><enclosure url="https://static.wixstatic.com/media/b3602e_8b81921085ba45f2bc458d9fe208d0ea~mv2.avif/v1/fit/w_1000,h_1000,al_c,q_80/file.png" length="0" type="image/png"/><dc:creator>Yash Sakhuja</dc:creator></item><item><title><![CDATA[Demystifying Semantic Layers]]></title><description><![CDATA[If you work in the data/AI world, chances are you’ve heard the term 'semantic layer' being thrown around a lot lately. With more businesses looking to build chatbots that allow users to interact with data using natural language, semantic models have quickly become the foundation of that GenAI-powered BI dream. Having worked in data for nearly five years, one phrase I’ve consistently heard from everyone, from fresh graduates to senior data leaders, is "single source of truth". For years,...]]></description><link>https://www.datadelta.co.uk/post/demystifying-semantic-layers</link><guid isPermaLink="false">6a970287dc7f71450b4837d7</guid><pubDate>Tue, 01 Sep 2026 21:19:00 GMT</pubDate><enclosure url="http://video.wixstatic.com/video/b3602e_8a49ec4b31154c3e82dfa2d292c7910a/720p/mp4/file.mp4" length="0" type="video"/><dc:creator>Yash Sakhuja</dc:creator></item><item><title><![CDATA[AI Applications with Langchain and Gemini]]></title><description><![CDATA[AI is everywhere, and it seems like everyone is leveraging it to create value for themselves or their businesses. Do you feel a bit out of place in this AI-driven world and want to take your first step toward integrating AI to benefit you? If so, keep reading! In this blog, I'll guide you on how to get started easily with Langchain, a powerful tool for AI developers. Together, we'll build a practical, real-world use case: a Product Review Analyser. And the best part? It’s completely free, as...]]></description><link>https://www.datadelta.co.uk/post/ai-applications-with-langchain-and-gemini</link><guid isPermaLink="false">6a84de0b08752169b9aab51c</guid><pubDate>Fri, 28 Aug 2026 17:42:57 GMT</pubDate><enclosure url="https://static.wixstatic.com/media/1f5578_a9f8f75c27184f4a8b5aefe51f1ee219~mv2.jpg/v1/fit/w_960,h_694,al_c,q_80/file.png" length="0" type="image/png"/><dc:creator>Yash Sakhuja</dc:creator></item></channel></rss>