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System Requirements. Product Review. For this type of customer, they offer a separate license for each device that accesses the network, usually, when there is a limited number of users.
For businesses with a near-unlimited number of users such as a large organization that provides access to the public, Microsoft offers SQL Server licenses by the server and works as a catch-all license for all users as opposed to by the device. This is referred to as the core licensing model. An SQL server can be used for a variety of functions and come in all kinds of sizes depending on the workload and function.
An SQL server also processes different kinds of data including data warehousing, big data clusters, financial data, and performs data analysis. Core-based licensing is the licensing model used by Microsoft and allows license for any device accessing the SQL Server. Under this license, each server that hosts SQL Server software on a physical server or operating system environment OSE will be granted a license for each core in the processor.
An example of this could be a credit card company operating a server farm that must process thousands of transactions each minute. Each time a device such as a point of purchase system requires access, they will have client access licenses that allow them to access the information on the server. SQL software licensing must be included with the purchase of a server and is a separate fee. As part of the services provider license agreement, you will need at least four core licenses for each physical processor on the server core licenses are sold in packs of two , as well as having all of the components within the server appropriately licensed.
You cannot use the license by spreading it out across components in multiple servers. For example, if you try to run the SQL server reporting services on another machine, you will violate the license agreement. With this, you will have a license assigned to the operating system, the physical server, the physical cores as well as an individual license for anyone accessing the server.
In November of Microsoft updated its Software Assurance benefits and now includes additional licensing in case of a failover event. Now Microsoft has strengthened the benefit, particularly when it comes to disaster recovery. A "failover event", in general terms is when your server switches from one machine to another and is usually triggered by a loss of power, disk failure, cable error, memory exhaustion, or a virus attack.
In technical terms, it is when the secondary node does not receive a heartbeat packet from the primary node for a period of time that exceeds the dead interval set on the secondary.
High Availability is a feature of a server system, which aims to ensure an agreed level of operational performance, usually uptime and often measured in SLA Service Level Agreement. Microsoft offers a virtual buffet of SQL Servers that are available in multiple editions.
Each edition carries differing features and targets different users. There are two primary editions, Mainstream and Specialized.
Aside from discontinued versions, each edition has a different version, they are:. United States English. Ask a question. Quick access. Search related threads. Remove From My Forums. Asked by:. Archived Forums. SQL Server Setup. Sign in to vote.
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