A datasource is a connection set up to a storage of data, such as a database or a data file, from a server. A datasource provides information that a server can use to connect to a a storage of data.
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You can view, edit, and delete the datasources in your product instance by clicking Data Sources in the Configure menu of the product management console. However, you cannot edit or delete the default |
Datasource types
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WSO2 DAS default datasources
The default RDBMS type datasources, which are shipped with WSO2 BAM are defined in the <DAS_HOME>/repository/conf/datsources/ directory as follows.
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Parameter | Description |
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<url> | The URL of the database. |
<username> | The name of the database user. |
<password> | The password of the database user. |
<driverClassName> | The class name of the database driver. |
<maxActive> | The maximum number of active connections that can be allocated from this pool at the same time, or enter a negative value for no limit. |
<maxWait> | The maximum number of milliseconds that the pool will wait (when there are no available connections) for a connection to be returned before throwing an exception. You can enter zero or a negative value to wait indefinitely. |
<testOnBorrow> | The indication of whether objects will be validated before being borrowed from the pool. If the object fails to validate, it will be dropped from the pool, and another attempt will be made to borrow another. |
<validationQuery> | The SQL query that will be used to validate connections from this pool before returning them to the caller. |
validationInterval | The indication to avoid excess validation, and only run validation at the most, at this frequency (time in milliseconds). If a connection is due for validation, but has been validated previously within this interval, it will not be validated again. |
<defaultAutoCommit> | The default auto-commit state of new connections. |
Analytics datasources
Following analytics datasources are defined in the <DAS_HOME>/repository/conf/datsources/analytics-datasources.xml file. For more information on the usage and configuration of these datasources, see DAS Data Access Layer.
| Datasource Name | Description |
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WSO2_ANALYTICS_FS_DB | This datasource is used by default to connect to the Analytics File System. |
WSO2_ANALYTICS_EVENT_STORE_DB | This datasource is used by default to connect to the data store of the Analytics Record Store which stores event definitions. |
WSO2_ANALYTICS_PROCESSED_DATA_STORE_DB | This datasource is used by default to connect to the data store of the Analytics Record Store which stores processed data. |
Datasource types
The following sections explain the datasource types, which are used in DAS.
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