Hands-On Reactive Programming in Spring 5

Using R2DBC with Spring Data R2DBC

Of course, the Spring Data team could not resist the appeal of implementing the ReactiveCrudRepository interface on top of R2DBC. At the moment of writing, this implementation lives in the Spring Data JDBC module, which has already been described in this chapter. However, it is going to obtain its own module called Spring Data R2DBC. The SimpleR2dbcRepository class implements the ReactiveCrudRepository interface using R2DBC. It is worth noting that the SimpleR2dbcRepository class does not use the default R2DBC Client but defines its own client to work with R2DBC SPI.

Before Spring Data R2DBC kick-off, reactive support in the Spring Data JDBC module lives in the r2dbc Git branch of the project and, consequently, ...