What is a session instance?

A session can have multiple active commands and is the entity which “holds” locks on an object. Sessions are normally 1:1 with connections (the exception that comes to mind is the Context Connection.) An instance is the SQL Server process running on a server which provides the SQL Interface to the databases.

What is the difference between an instance and a server?

A server is a (physical or virtual) machine hosting SQL Server software. An instance is a collection of SQL Server databases run by a single SQL Server service, ahem, instance. You can view each separate instance you’re running in your service console. Each instance can be started or stopped individually.

What is difference between session and connection?

Literally : Connection is Physical Communication Channel and Session is a state of information exchange. A Connection may have multiple sessions .

What is the difference between an instance and a database?

While the database includes the application data and metadata stored in physical files on a server, an instance is a combination of the software and memory used to access that data. An Oracle instance can access only one database at a time, while multiple instances can access an Oracle database.

What is called instance?

An instance, in object-oriented programming (OOP), is a specific realization of any object. An object may be varied in a number of ways. Each realized variation of that object is an instance. The creation of a realized instance is called instantiation.

What is the difference between instance?

An instance is a specific representation of an object. An object is a generic thing while an instance is a single object that has been created in memory. Usually an instance will have values assigned to it’s properties that differentiates it from other instances of the type of object.

What is a Sqlserver instance?

An SQL Server instance is a complete SQL server and you can install many instances on a machine but you can have only 1 default instance. An SQL Server instance has its own copy of the server files, databases and security credentials. This url may help you.

Is an instance a virtual server?

An Elastic Compute Cloud (EC2) instance is a virtual server that you can use to run applications in Amazon Web Services (AWS). When you create an instance, you create it with an Amazon Machine Image (AMI).

Is session the same as meeting?

As nouns the difference between meeting and session is that meeting is (uncountable) the action of the verb to meet while session is a period devoted to a particular activity.

What is the difference between example and instance?

Answer. There is very little difference between for example and for instance. They have the same or nearly the same meaning, and they are used in the same way. Both of these expressions are used when a speaker or writer wants to introduce a specific person or thing that helps to explain or confirm a general statement.

What is MySQL server instance?

A server instance is a MySQL server running somewhere, and also how to connect to it. See the reference manual, which says: A server instance is created to provide a way of connecting to a server to be managed.