How to add the mode=mysql to embedded H2 DB in Spring Boot 1.4.1 for @DataJpaTest?

Question

I have some problems with using a schema.sql file to create my sql schema when executing a junit test while this schema contains mysql specific expression. I have to add the

Answer 1

I was able to run it with this config:

# for integration tests use H2 in MySQL mode
spring.datasource.url=jdbc:h2:mem:testdb;DATABASE_TO_LOWER=TRUE;MODE=MySQL;
spring.jpa.database-platform=org.hibernate.dialect.MariaDBDialect

The main trick here is to force Hibernate to generate SQL scripts for MariaDB dialect because otherwise Hibernate tries to use H2 dialect while H2 is already waiting for MySQL like commands.

Also I tried to use more fresh MariaDB103Dialect for MariaDB 10.3 but it doesn't worked properly.