https://just-tim.com/ New Alteryx posts from just-tim. en-gb https://just-tim.com/posts/spatial-analytics-arrived-in-tableau-prep-tableau-tableauprep-spatialdata https://just-tim.com/posts/spatial-analytics-arrived-in-tableau-prep-tableau-tableauprep-spatialdata Tue, 03 Mar 2026 21:35:35 GMT Tableau Prep is quietly sneaking up to Alteryx, and native spatial joins are a genuinely huge addition. https://just-tim.com/posts/tableau-prep-20261-features-snowflake-in-database-hyper-as-a-service--new-connectors https://just-tim.com/posts/tableau-prep-20261-features-snowflake-in-database-hyper-as-a-service--new-connectors Mon, 02 Mar 2026 10:35:46 GMT Tableau Prep is quietly sneaking up on Alteryx, and 2026.1 brings spatial joins, Snowflake in-database processing and Hyper as a Service. https://just-tim.com/posts/andy-cotgreave--a-conversation-on-dashboards-and-the-future-of-bi https://just-tim.com/posts/andy-cotgreave--a-conversation-on-dashboards-and-the-future-of-bi Mon, 15 Dec 2025 15:28:21 GMT Andy Cotgreave and I argue that charging people for curiosity is antithetical to everything good BI was built on. https://just-tim.com/posts/s2-e6-byte-data-side-hustle https://just-tim.com/posts/s2-e6-byte-data-side-hustle Mon, 22 Apr 2024 21:40:09 GMT Our data side hustles teach us more about real data work than half the client projects we ever touch. https://just-tim.com/posts/s3-e2-byte-data-ethics-with-gwilym-lockwood https://just-tim.com/posts/s3-e2-byte-data-ethics-with-gwilym-lockwood Mon, 22 Apr 2024 21:39:50 GMT Data ethics isn't just about the YouTube algorithm; it's about the guy with a dashboard who forgot to account for toilet breaks. https://just-tim.com/posts/episode-2-discovery--learning https://just-tim.com/posts/episode-2-discovery--learning Mon, 22 Apr 2024 21:39:31 GMT You don't really understand something until you have to teach it to someone else. https://just-tim.com/posts/clip-replay-are-tableau-certifications-a-vendor-side-hustle----2023-in-review https://just-tim.com/posts/clip-replay-are-tableau-certifications-a-vendor-side-hustle----2023-in-review Wed, 03 Jan 2024 15:30:02 GMT Are analytics vendors quietly turning certifications into a side hustle off the back of their own customers? https://just-tim.com/posts/dreamforce-tableau-keynote-detailed-breakdown-dreamforce-23 https://just-tim.com/posts/dreamforce-tableau-keynote-detailed-breakdown-dreamforce-23 Sat, 23 Sep 2023 00:00:00 GMT I sit down after the Dreamforce Tableau keynote and pull apart not just what was announced, but the messaging and slide details hiding behind every claim. https://just-tim.com/posts/tableau-pulse-detailed-breakdown-dreamforce-23 https://just-tim.com/posts/tableau-pulse-detailed-breakdown-dreamforce-23 Sat, 23 Sep 2023 00:00:00 GMT Tableau Pulse looks slick, but who sets the context that tells the AI what's actually good or bad? https://just-tim.com/posts/tableau-2023-2-features-announced-coming-soon https://just-tim.com/posts/tableau-2023-2-features-announced-coming-soon Thu, 01 Jun 2023 00:00:00 GMT The 23.2 coming soon page just dropped straight off the back of conference, so let's find out what made the cut. https://just-tim.com/posts/tableau-prep-showcased-at-conference-announced-at-tableau-conference-2023 https://just-tim.com/posts/tableau-prep-showcased-at-conference-announced-at-tableau-conference-2023 Fri, 19 May 2023 00:00:00 GMT Tableau Prep is quietly turning into a secret power tool, inching closer to Alteryx with every release. https://just-tim.com/posts/tableau-pulse-metrics-unleashed-announced-at-tableau-conference-2023-b https://just-tim.com/posts/tableau-pulse-metrics-unleashed-announced-at-tableau-conference-2023-b Mon, 15 May 2023 00:00:00 GMT Tableau Pulse is Tableau Metrics Unleashed, and I stand by that. https://just-tim.com/posts/rplace-2022-vs-tableau-prep--tableau-desktop-part-1 https://just-tim.com/posts/rplace-2022-vs-tableau-prep--tableau-desktop-part-1 Mon, 11 Apr 2022 17:55:38 GMT Reddit dropped a 21GB pixel-by-pixel dataset from r/place, so I asked how far Tableau Prep and Desktop could really take it. https://just-tim.com/posts/converting-eastings-and-northings-to-latitude-and-longitude-in-alteryx https://just-tim.com/posts/converting-eastings-and-northings-to-latitude-and-longitude-in-alteryx Mon, 06 Dec 2021 00:00:00 GMT Converting UK eastings and northings to latitude and longitude is far quicker in Alteryx than wrestling with it at scale in Tableau. https://just-tim.com/posts/map-layers-multiple-data-sources-tableau-2021-4-i-mapped-every-road-bus-stop-in-central-london https://just-tim.com/posts/map-layers-multiple-data-sources-tableau-2021-4-i-mapped-every-road-bus-stop-in-central-london Mon, 06 Dec 2021 00:00:00 GMT Tableau 2021.4 lets you layer two separate spatial sources on one map with zero data prep, so I mapped every road and bus stop in central London.