| name | dax |
| description | Create, review, and document Power BI DAX measures for KPIs, ratios, time intelligence, and business analytics. Use when writing or validating DAX. |
DAX Measures
Workflow
- Define the measure in business language.
- Identify required tables/columns and filter context.
- Prefer base measures + derived measures.
- Add format string, description, and display folder.
- Validate with a DAX query/tool when possible.
Patterns
- Use
DIVIDE() for ratios.
- Use variables for readability.
- Avoid unnecessary row-by-row iterators.
- Explain
CALCULATE() filter changes.
- Confirm date table before time intelligence.
Output format
Name:
Business definition:
DAX:
Format string:
Display folder:
Description:
Validation idea:
Do not edit model files unless the target table/file is clear.