Énumération DirectQueryMode
Indicates whether a tabular model is enabled for use in Direct Query mode.
Espace de noms : Microsoft.AnalysisServices
Assembly : Microsoft.AnalysisServices (en Microsoft.AnalysisServices.dll)
Syntaxe
'Déclaration
Public Enumeration DirectQueryMode
'Utilisation
Dim instance As DirectQueryMode
public enum DirectQueryMode
public enum class DirectQueryMode
type DirectQueryMode
public enum DirectQueryMode
Membres
| Nom de membre | Description | |
|---|---|---|
| DirectQuery | Indicates that queries against the model should reference only the relational data source. | |
| DirectQueryWithInMemory | Indicates that queries against the model should reference primarily the relational data source but can use the cache if available. | |
| InMemory | Indicates that queries against the model should use only the in-memory data store. | |
| InMemoryWithDirectQuery | Indicates that queries against the model should reference the xVelocity in-memory analytics engine (VertiPaq) cache first, and then the relational data source. |
Notes
After the model has been enabled for Direct Query access, you must also set a property on the data source that specifies whether to use Direct Query only, or to use a hybrid mode. For more information, see Mode DirectQuery (SSAS Tabulaire).