SpringBoot Ensure that database initialization has completed before R2DBC ConnectionFactory is used

For R2DBC initialization ordering we need to ensure that any beans that depend upon database initialization are configured to depend upon any R2dbcScriptDatabaseInitializer beans. There's also the possibility that a JDBC DataSource and Flyway or Liquibase are being used to initialise the database. In these cases we need to ensure that dependencies to any JDBC-based initialization beans are also configured

Comment From: wilkinsona

This issue is noteworthy for users of earlier 2.5 milestones as the database initialization dependency detectors have been generalised to work with JDBC and R2DBC and, as a result, have moved from org.springframework.boot.jdbc.init.dependency to org.springframework.boot.sql.init.dependency.