Can you have multiple connections to a database?

Question

A database can be available to multiple connections in several situations. Multi-user database access is possible if Derby is running inside a server framework. A single application can work with multiple Connections to the same database and assign them to different threads.

How many connections can you have on a database?

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 to bypass this limit.

Can I establish two database connections at a time?

Yeah, its smart to set up multiple connection using connection pool for many reasons. Using a connection/statement pool, you can reuse existing connections/prepared statements, avoiding the cost of initiating a connection, parsing SQL etc.

How many database connections do I need?

In general, the number of max connections should be equal to the number of requests you expect the web server to perform each second. This will depend on how heavy your database logic is. For a new deployment, something around 15 as the value of max connections should be OK.

How many connections to a database can be created from one application?

SQL Server allows a maximum of 32,767 user connections.

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