Azure SQL Database Elastic Database tiers

Elastic databases support SaaS applications that have many databases and unpredictable database resource demands. Now you can use the flexibility of elastic databases to support explosive growth and competitive SaaS business models. Instead of overprovisioning databases to meet peak demand, you can combine elastic databases in a pool where a large number of them leverage the same resources, all within a budget that you control. This can be much more efficient than dedicating resources to each database individually—and that can mean cost savings.

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