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When running a SQL statement or a stored procedure on a database, can you connect to an external database and pull data from there? something like: SELECT a.UserID, b.DataIWantToGet FROM mydb.Users as a, externaldb.Data as b
25 wrz 2024 · This article covers connecting and querying an instance of SQL Server. For Azure SQL, see Connect and query Azure SQL Database & SQL Managed Instance. To use Azure Data Studio, see connect and query SQL Server, Azure SQL Database, and Azure Synapse Analytics.
16 wrz 2024 · When you install the SQL Server Database Engine, the tools that are installed depend upon the edition and your setup choices. This lesson reviews the principal tools and shows how to connect and perform an essential function (authorizing more users).
30 gru 2021 · Querying across 2 different databases is a distributed query. Here is a list of some techniques plus the pros and cons: Linked servers: Provide access to a wider variety of data sources than SQL Server replication provides; Linked servers: Connect with data sources that replication does not support or which require ad hoc access
18 sie 2023 · SQL Connection Queries serve as a bridge between applications and databases, enabling seamless communication and interaction. By establishing a connection, applications can send and receive data to and from the database, making it an indispensable component of any database management system.
This is where you will find databases, tables (where data is stored), views, stored procedures and other database objects. Connecting to the Database Engine also means connecting to a specific instance of SQL Server.
With every database platform there is a command line tool that allows you to query the database. With SQL Server this tool is the SQLCMD executable and you can start it by typing "sqlcmd" at the command prompt. There are quite a few different options that you can specify when starting the tool.
