How many user databases can be created in SQL Server?

Question

For SQL Server, the max number of databases you can have on a single SQL Server instance is 32,767.

Can a SQL Server have multiple databases?

A SQL Server 2008, SQL Server 2008 R2, SQL Server 2012 Standard or Enterprise Edition instance may be used to run multiple databases, including a mix of third-party and/or Blackbaud databases. However, performance will degrade as more databases are added to the same instance.

How many users can use SQL Server?

By default, SQL Server allows a maximum of 32767 concurrent connections which is the maximum number of users that can simultaneously log in to the SQL server instance.

How many databases can one application contain?

You can, I believe, create more than 256 databases per instance, but only 256 can be active at any point. If you try to activate more databases than you have configured for numdb, you will get: SQL1041N The maximum number of concurrent databases have already been started.

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