InterSystems Programming Tools Index
SQL Gateway Connections
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Manage and access SQL Gateway connections programmatically (check connections, query by name, and so on).
Background Information
The SQL Gateway allows Caché to access external databases via both JDBC and ODBC. For a detailed description of the SQL Gateway, see the chapter Using the Caché SQL Gateway in Using Caché SQL.
An SQL Gateway connection contains information about accessing a specific external database via JDBC or via ODBC. You generally define these connections in the Management Portal.
Available Tools
%SYSTEM.SQLGateway class
Provides an interface for managing SQL Gateway connections. This class provides methods like the following:
Availability: All namespaces.
%SQLConnection class
Stores SQL Gateway connections. This class provides the following methods:
It also provides the following class queries:
Availability: All namespaces.
The special variable $SYSTEM is bound to the %SYSTEM package. This means that (for ObjectScript) instead of ##class(%SYSTEM.class).method(), you can use $SYSTEM.class.method().
See Also

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