DAX Full Course in Tamil | Section 05 – Aggregate Functions | For Power BI Developers & BI Analysts

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Every Power BI report comes down to numbers — and Aggregate Functions
are how DAX calculates them.

📥 Practice dataset (Free download):
https://variablz.com/courses/data-analysis-expressions-dax/

In Part 5 of our DAX Full Course, we cover the most essential aggregate
functions in DAX. These are the functions you'll use in almost every
measure you ever write — so getting comfortable with them early will
save you hours down the road.

WHAT'S COVERED
✅ COUNT & COUNTX – Count values with and without expressions
✅ COUNTA & COUNTAX – Count non-blank values in a column
✅ Counting Blank Values – Handle blanks the right way in DAX
✅ Counting Rows – Count every row in a table
✅ Counting Distinct Values – Count only unique values
✅ Minimum Values – Find the smallest value in a column
✅ Minimum Expression – Evaluate minimums across row context
✅ Maximum Values – Find the largest value in a column
✅ Sum Operations – Add up values with SUM & SUMX
✅ Product Operations – Multiply across rows with PRODUCT
✅ Average Operations – Calculate averages with AVERAGE & AVERAGEX

Follow the series in order — each part builds on the previous one.

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