Connection String Parameters for Microsoft Access
The connection string properties are the various options that can be used to establish a connection. This section provides a complete list of the options you can configure in the connection string for this provider.
Name | Description |
ConnectionLifeTime | The maximum lifetime of a connection in seconds. Once the time has elapsed, the connection object is disposed. |
DataSource | The full path and name of the MS Access database file. |
Location | A path to the directory that contains the schema files defining tables, views, and stored procedures. |
Logfile | A path to the log file. |
MaxLogFileCount | A string specifying the maximum file count of log files. When the limit is hit, a new log is created in the same folder with the date and time appended to the end and the oldest log file will be deleted. |
MaxLogFileSize | A string specifying the maximum size in bytes for a log file (for example, 10 MB). When the limit is hit, a new log is created in the same folder with the date and time appended to the end. |
MaxRows | Limits the number of rows returned rows when no aggregation or group by is used in the query. This helps avoid performance issues at design time. |
Other | These hidden properties are used only in specific use cases. |
PoolIdleTimeout | The allowed idle time for a connection before it is closed. |
PoolMaxSize | The maximum connections in the pool. |
PoolMinSize | The minimum number of connections in the pool. |
PoolWaitTime | The max seconds to wait for an available connection. |
RTK | The runtime key used for licensing. |
SupportEnhancedSQL | This property enhances SQL functionality beyond what can be supported through the API directly, by enabling in-memory client-side processing. |
Tables | This property restricts the tables reported to a subset of the available tables. For example, Tables=TableA,TableB,TableC. |
UseConnectionPooling | This property enables connection pooling. |
Verbosity | The verbosity level that determines the amount of detail included in the log file. |
Views | Restricts the views reported to a subset of the available tables. For example, Views=ViewA,ViewB,ViewC. |