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Using Calendar and Time Dimension Tables to Standardize and Analyze Data Over Time
This article explains what time time dimensions are, why they matter for health research and business data analysis, and how they solve the common but frustrating problem of analyzing time-series data that sits at variable time scales. Ready-to-use code AI assistant prompts to generate these tables is freely available in the EFDC AI Prompt Database on GitHub, with support for multiple platforms including Power BI / Power Query (M), Python, R, SQL, JavaScript, Lua, PowerShell, and Bash.