Failed to configure a DataSource: no embedded datasource could be configured. code example

Example 1: failed to determine a suitable driver class

@SpringBootApplication(exclude={DataSourceAutoConfiguration.class})

Example 2: failed to determine a suitable driver class

spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration

Example 3: Failed to auto-configure a DataSource: 'spring.datasource.url' is not specified and no embedded datasource could be auto-configured.

Add below line to application.properties

spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration