Results for "sum"
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Slowly Changing Dimensions (SCD)
Data Warehouse me ek bahut important concept hota hai: 👉 Slowly Changing Dimensions (SCD) Jab hum dimensional modeling karte hain, hum assume karte hain k…
SCD Slowly Changing Dimensions Data Warehouse and Data Mining
Mar 19, 2026 4 min read
Basic Functions in Power BI
SUMX : This function is used to evaluate an expression for each row. It's useful when you need to perform calculations on a row-by-row basis before aggrega…
Power BI
Mar 19, 2026 6 min read
PySpark Built-in Functions
These functions are commonly used with groupBy() , agg() , or select() to compute things like sum, average, max, min, count, etc. PySpark functions come fr…
Aggregate apache spark for beginners big data tutorial
Mar 19, 2026 2 min read
Working with Multiple Grouping Sets in SQL Server
🔍 1. Background - क्यों ज़रूरत पड़ी GROUPING SETS की? जब हमें एक ही query में अलग-अलग तरीके से data को group करके summary चाहिए होती है, तब हम GROUPING SE…
Cube Grouping Grouping SEts
Mar 19, 2026 3 min read