The following table shows the Glossary descriptions:
| Term | Description |
|---|---|
| Authentication | The process of verifying identity by validating a user or role identity using a username and password. |
| Authorization | Defines the set of actions that an authenticaed role can perform after gaining access to the system. |
| Catalog | A set of views containing metadata information about objects in a database. |
| Cluster | A SQream deployment containing several workers running on one or more nodes. |
| Custom connector | When SQream is integrated with Power BI, used for running direct queries. |
| Direct query | A Power BI data extraction method that retrieves data from a remote source instead of from a local repository. |
| Import | A Power BI data extraction method that retrieves data to local repository to be visualized at a later point. |
| Metadata | SQream's internal storage containing details about database objects. |
| Node | A machine used to run SQream workers. |
| Role | A group or a user. For more information see SQream Studio. |
| Storage cluster | The directory where SQream stores data. |
| Worker | A SQream application that responds to statements. Several workers running on one or more nodes form a cluster. |