# API Reference


## Classes


Main classes provided by the package


[Connection](Connection.md#gdtest_interlinks_userguide.Connection)  
Active database connection.

[Engine](Engine.md#gdtest_interlinks_userguide.Engine)  
Database engine that manages connections.


## Functions


Utility functions


[execute()](execute.md#gdtest_interlinks_userguide.execute)  
Execute a SQL query on a connection.