How do I get data from multiple databases in SQL Server?

Question

The tables and databases will be created under the same server. Step 1: Create the first database and table. . Step 2: Create the second database and table. . Step 3: Join the tables from the different databases in SQL Server. . Step 4 (optional): Drop the databases created.

Can you query from multiple databases?

Absolutely. You just need to make sure to reference each piece with the 3 or 4 part name. You can write joins between databases this way and deffinately pull data from more than one database.

Can a SQL Server have multiple databases?

There are three types of consolidation: Host multiple databases on a single SQL Server instance. Host multiple SQL Server instances on a single machine. Host multiple virtual SQL Server machines on a single physical machine.

How do I access a different database in SQL Server?

This example illustrates a method to transfer data from one database into a memory-optimized table in a different database.1Create Test Objects. Execute the following Transact-SQL in SQL Server Management Studio. ... 2Attempt cross-database query. ... 3Create a memory-optimized table type. ... 4Re-attempt the cross-database query.

How do I run the same query on multiple databases in SQL Server?

1) Install SQL Server 2008 client tools, setup a folder and register your servers, then use the multi-script option to open a connection to all instances and run your query. 2) Install SQL Server 2005/2008 client tools and use SQLCMD and a script file to loop through all servers and run the query.

Expert · Answer