From the course: Designing Highly Scalable and Highly Available SQL Databases

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Transactional vs. analytical queries

Transactional vs. analytical queries

From the course: Designing Highly Scalable and Highly Available SQL Databases

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Transactional vs. analytical queries

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- [Instructor] Now we've had a good amount of discussion about ingestion, which is about getting data in to a database, but we also need to focus on querying a database 'cause querying is also just a fundamental task and it's like one of the major sources of workload on a database. So one of the things we have to keep in mind when we're thinking about querying the database and how do we make that perform and especially at scale, is we have to think about how we design our data model. Also once we decide about a particular logical data model, we have to think about the physical data model or the physical implementation, and how we're going to essentially structure the data, distribute it across different storage devices and things like that. And how we think about that and our various choices is often governed by the query patterns that we expect to see. Now, like in ingestion, we made this very crude distinction between human…

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