2V0-72.22 Exam Dumps : Professional Develop VMware Spring

Starts a new transaction but throws an exception if an active transaction already exists.

Joins a transaction if one already exists; throws an exception if an active transaction does not exist.

Starts a new transaction; if an active transaction already exists, it is suspended.

Runs in a nested transaction if an active transaction exists; throws an exception if an active transaction does not exist.

TestEntityManager provides all methods that are provided by EntityManager and more.

If an embedded database is on the classpath, it will be used to configure a DataSource by default.

It can be used for testing both JPA components and NoSQL components.

It auto-configures a TestEntityManager bean.

It can be used for testing JdbcTemplate.

@Value must be used for environment variables, as @ConfigurationProperties cannot access the environment.

@Value supports relaxed binding of properties, but not property binding through SpEL.

@ConfigurationProperties is preferable over @Value when type-safety during property binding is a concern.

@ConfigurationProperties only bind properties from .properties files, not from .yml files.

@ConfigurationProperties supports relaxed binding of properties, but not property binding through SpEL.