Sigma

2026 Week 34 | Sigma: Input Table Staging with Conditional Validation

Introduction Welcome to Week 34 of 2026! Do you leverage Sigma Input Tables to produce critical data that supports downstream data marts, joins, or reporting that could be impacted by a breaking change? This example shows you how you may leverage multiple layers of Sigma Input Tables to create a staging area that checks values

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Sigma, Workout Wednesday

2026 Week 30 | Sigma: Workbook Data Prep AI Agent

Introduction Welcome to Week 26 of 2026! Sigma Agent allows you to read, write, and execute actions natively within the workbook, data sources, and input tables. This challenge showcases how you may build last-mile data prep into a workbook with Sigma Agent.  The example setup requires a Linked Input Table to store output from Sigma

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Sigma, Workout Wednesday

2026 Week 29 | Sigma: Do you approve…. again?

Introduction Welcome to Week 29 of 2026! This week, we’re going to create an approval process.  In the past, we’ve created one using Insert Row and Update Row(s) actions.  In this version, we will utilize Sigma’s new Insert Row(s) action to create an activity stream.  With this new action, we can allow for tabular inputs,

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Sigma, Workout Wednesday

2026 Week 28 | Mapping and Unnesting

Introduction I’ve been on a mapping kick lately – as input tables make data entry and writeback easier, they come with some pitfalls: misspellings, circular references, and cowboy mapping. Today I want to show you a new strategy for handling mapping effectively in Sigma (sometimes called crosswalk tables by AI) using the new Unnesting feature.

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Sigma, Workout Wednesday

2026 Week 26 | Sigma: Level of Detail Calculations

Introduction Welcome to Week 26 of 2026! We are bringing “Level of Detail” expressions that you might be famililar from other BI tools into Sigma this week! In short, Level of Detail expressions allow you to perform aggregation by specifically defined dimensions that is less granular than the row level, while preserving the overall table

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Sigma, Workout Wednesday