Results for "Dimensional"
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What Is Dimensional Modeling in Data Warehouse?
...eep into Star Schema and Fact Tables, pehle ek basic sawal: Dimensional Modeling hota kya hai? Dimensional Modeling ek technique hai jo Data …
Tensors
A Tensor is a N-dimensional Matrix : A Scalar is a 0-dimensional tensor A Vector is a 1-dimensional tensor A Matrix is a 2-dimensional tensor A …
Basic in NumPy
NumPy is a Python library. NumPy is used for working with arrays. NumPy is short for "Numerical Python". The array object in NumPy is called ndarray, it pr…
Natural Key vs Surrogate Key in Data Warehouse
Dimensional Modeling me ek important topic hota hai: 👉 Natural Key 👉 Surrogate Key Dono primary key ke type hain, lekin inka purpose aur usage alag hota …
Slowly Changing Dimensions (SCD)
...ncept hota hai: 👉 Slowly Changing Dimensions (SCD) Jab hum dimensional modeling karte hain, hum assume karte hain k…
Categorical Data Handling in Machine Learning (Pandas + Sklearn) – Complete Practical Guide
Learn categorical data encoding end-to-end — Label, Ordinal, One-Hot, Target, Binary, Frequency encoding with Pandas & Sklearn. Beginner to advanced.