(Quick Reference)
                dataSource
Purpose
The 
dataSource plugin configures the Grails JDBC 
DataSource.
Examples
A 
DataSource configured with explicit settings in 
grails-app/conf/DataSource.groovy:
dataSource {
    pooled = true
    dbCreate = "update"
    url = "jdbc:mysql://localhost/yourDB"
    driverClassName = "com.mysql.jdbc.Driver"
    username = "yourUser"
    password = "yourPassword"
}A 
DataSource configured to look up via JNDI:
dataSource {
    jndiName = "java:comp/env/myDataSource"
}Description
Refer to the section on 
Data Sources in the Grails user guide.
Configured Spring Beans:
- dataSource- An instance of the Apache DBCP library's- org.apache.commons.dbcp.BasicDataSourceclass or a JndiObjectFactoryBean in the case of a JNDI- DataSource