Skip to main content
Graph
Search
fr
|
en
Login
Search
All
Categories
Concepts
Courses
Lectures
MOOCs
People
Practice
Publications
Startups
Units
Show all results for
Home
Lecture
Data Warehousing and Decision Support
Graph Chatbot
Related lectures (27)
Previous
Page 1 of 3
Next
Data Warehouses and Decision Support Systems
Explores data warehouses, decision support systems, OLAP, data lakes, multidimensional data models, and query optimizations.
Data Warehouses and Data Lakes
Covers data warehouses, data lakes, OLTP vs. OLAP, data quality, and the Data Lakehouse concept.
OLAP Queries and Optimizations
Covers OLAP queries, examples of comparisons, ranking, and optimizations for query performance.
Data Warehousing: Overview and Challenges
Introduces data warehousing fundamentals, challenges, and the innovative concept of a 'lakehouse'.
Data Wrangling: Structuring and Wrangling Issues
Covers data wrangling stages, structuring techniques, and common issues in data preparation.
OLAP: Overview and Queries
Introduces OLAP concepts, schemas, queries, and optimizations for efficient data analysis.
Data Wrangling with Hive: Managing Big Data Efficiently
Covers data wrangling techniques using Apache Hive for efficient big data management.
Data Warehouses: Introduction and Challenges
Covers the introduction and challenges of data warehouses, including integrating data, managing metadata, and optimizing query performance.
Views: Simplifying SQL Queries
Explores views in SQL, covering creation, materialization, maintenance, cube building, and top-k queries optimizations.
Data Warehouses and Decision Support Systems
Explores views in data warehouses, materialization tradeoffs, top-k queries optimizations, and the impact of column stores.
