If a data lake isn't well managed and governed, it can become more of a swamp than a lake. Data is dumped into the platform without suitable oversight and documentation, making it difficult for data management and governance teams to keep track of what's in the data lake. That ...
A data lake stores the raw data from various data sources in a standardized open format. However, use cases such as data exploration, Interactive Analytics, and Machine Learning require that the raw data be processed to create use-case-driven trusted datasets. For Data Exploration and Machine Le...
The next chapter details, in a holistic fashion, what Data lake is. Before getting there, let's detail the use case that we are trying to achieve throughout this book, with Data lake taking the center stage.Data lake implementation using modern technologies would bring in many benefits, ...
Use Case #1: Data Ingestion Thedata ingestionprocess involves moving data from a variety of sources to a storage location such as a data warehouse or data lake. Ingestion can be streamed in real time or in batches and typically includes cleaning and standardizing the data to be ready for a...
Use Case #1: Data Ingestion Thedata ingestionprocess involves moving data from a variety of sources to a storage location such as a data warehouse or data lake. Ingestion can be streamed in real time or in batches and typically includes cleaning and standardizing the data to be ready for a...
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Data lakes often use metadata management, indexing strategies and machine learning (ML) and visualization tools to improve accuracy and performance for users when data querying. A well-structured data lake also often includes governance controls, security measures and optimized storage techniques to balan...
Dixon, the CTO of Pentaho and the creator of the term “data lake”, presents a challenge to the big data community in his blog “Union of the State - A Data Lake Use Case”. Dixon argues that it is time to start figuring out how to make the data lake a time machine for a ...
From the data lake, the information is fed to a variety of sources – such as analytics or other business applications, or to machine learning tools for further analysis. A data lake use case Here are two examples of a data lake use case in retail. Long term sales data is stored in a...
Use case tutorials: Cloud Pak for Data v5.x Playlist (1h 47m) 5 videos IBM watsonx.governance service v2.x Playlist (32m) 2 videos Data connections: Cloud Pak for Data v5.x Playlist (8m) 4 videos Get started: Cloud Pak for Data v5.x ...