Miscellaneous
This section provides a complete list of the Miscellaneous properties you can configure in the connection settings for this provider.
| Property | Description |
| DataBoostEnabled | For the case of a partitioned query, setting this this field to true means the request is executed with Spanner Data Boost independent compute resources. |
| AWSWorkloadIdentityConfig | Configuration properties to provide when using Workload Identity Federation via AWS. |
| DirectQueryLimit | Limits the number of rows when using the DirectQuery mode. This helps avoid performance issues at design time. |
| EnableForeignKeyDetection | Whether to detect the foreign keys in ODBC. |
| MaximumColumnSize | The maximum column size. |
| MaxRows | Limits the number of rows returned when no aggregation or GROUP BY is used in the query. This takes precedence over LIMIT clauses. |
| Other | These hidden properties are used only in specific use cases. |
| PseudoColumns | Specify a set of pseudocolumns to expose as columns. |
| QueryPartitionMode | Configures what type of query the provider creates and how it extracts the data from the source. |
| QueryPassthrough | This option passes the query to the Google Spanner server as is. |
| Readonly | You can use this property to enforce read-only access to Google Spanner from the provider. |
| RTK | The runtime key used for licensing. |
| Timeout | The value in seconds until the timeout error is thrown, canceling the operation. |
| UserDefinedViews | A filepath pointing to the JSON configuration file containing your custom views. |
| WorkloadPoolId | The ID of your Workload Identity Federation pool. |
| WorkloadProjectId | The ID of the Google Cloud project that hosts your Workload Identity Federation pool. |
| WorkloadProviderId | The ID of your Workload Identity Federation pool provider. |