Understanding the Data Lakehouse: History, Challenges, and Key Features
Explore the history of data management and analytics, and learn about the challenges of managing big data. Discover the purpose and key features of a data lakehouse.
00:00:00 Explore the history of data management and Analytics to understand what a data lakehouse is. Learn about the challenges of managing Big Data and the purpose of a data lakehouse.
🏢 Data lakes emerged as a solution for managing big data at high volumes and faster pace.
💡 Data warehouses were designed to collect and consolidate structured data for business intelligence and analytics.
💰 Data lakes provide a more cost-effective solution for storing and analyzing semi-structured and unstructured data.
00:01:05 An introduction to data lakehouses, which emerged as a solution to handle large volumes and various types of data. However, they lack transactional support and data quality enforcement.
💡 Data warehouses were no longer suitable for handling the increasing volume, velocity, and variety of digital data.
💡 Data Lakes emerged as a solution, allowing the storage of structured, semi-structured, and unstructured data from various sources.
💡 However, Data Lakes lack features such as transactional support and data quality enforcement, raising concerns about the reliability of the stored data.
00:02:09 Introduction to the challenges of data analysis in large volumes and unstructured data lakes, and the need for integrated systems for reliable insights and AI implementation.
🔑 Data lakes face challenges with performance, timeliness, and governance due to large volume and unstructured nature of data.
🌊 Businesses use complex technology stack environments, including data lakes, data warehouses, and specialized systems, which introduce complexity and delay.
💡 Successful AI implementation and actionable outcomes are hindered by the difficulties in managing data and oversight in disjointed systems.
00:03:11 The data lake house is an open architecture that combines the benefits of a data lake with the analytical power of a data warehouse. It provides a single reliable source of truth for data exploration, predictive analytics, and real-time analysis.
📊 Only 32 percent of companies reported measurable value from data.
💡 Data teams needed systems to support data applications including SQL analytics, real-time analysis, data science, and machine learning.
🏠 The data lake house combines the benefits of a data lake with the analytical power and controls of a data warehouse.
00:04:14 An overview of the key features of data lakehouses, including transaction support, schema enforcement, data governance, decoupled storage from compute, open storage formats, support for diverse data types, and diverse workloads.
🔑 Data lakehouses offer key features like transaction support, schema enforcement, data governance, and decoupled storage.
🌊 Open storage formats like Apache Parquet enable efficient access to diverse data types in a data lakehouse.
🔍 Data lakehouses support diverse workloads, including data science, machine learning, and SQL analytics.
00:05:18 Data Lakehouse is a modernized version of a data warehouse that supports data analysts, engineers, and scientists in one location, without compromising flexibility and depth.
💡 Data lakehouse replaces the need for a separate system for real-time data applications.
🏢 Data analysts, engineers, and scientists can all work in a single location with the lakehouse.
🌊 The lakehouse combines the benefits of a data warehouse with the flexibility of a data lake.
Want to deep dive into this video?
