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If the exploratory work needs to move on to testing and production, they can plan appropriately. For traditional analytics, they are bringing data discipline to their use of Presto. They ingest data in snapshots from operational systems. This way, the queries run much faster. It lands as raw data in HDFS.
Thorough testing and performance optimization will facilitate a smooth transition with minimal disruption to end-users, fostering exceptional user experiences and satisfaction. Depending on each migration wave and what is being done in the wave (development, testing, or performance tuning), the right people will be engaged.
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