default JpaVendorAdapter newJpaVendorAdapter() {
        val properties = new DatabaseProperties();
        properties.setGenDdl(true);
        properties.setShowSql(true);
        return newJpaVendorAdapter(properties);
    }
New jpa vendor adapter.

@return the jpa vendor adapter
support/cas-server-support-jpa-util/src/main/java/org/apereo/cas/jpa/JpaBeanFactory.java