Data Collection Data Validation Datasets Non-relational Database 
ProjectPro
JANUARY 31, 2023
There are three steps involved in the deployment of a big data model: Data Ingestion: This is the first step in deploying a big data model - Data ingestion, i.e., extracting data from multiple data sources. MapReduce is a Hadoop framework used for processing large datasets.
AltexSoft
NOVEMBER 23, 2021
Query optimization — to improve query processing performance by caching virtual entities, enabling automatic joins, and supporting push-down querying (pushing down request operation to the source database). Data quality control — to ensure that all information is correct by applying data validation logic.
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