#503 - Update documentation to reflect Spring R2DBC's logger prefix.

src/main/asciidoc/reference/r2dbc-core.adoc

@@ -79,12 +79,13 @@ To do so:
 
 The repository is also https://repo.spring.io/milestone/org/springframework/data/[browseable here].
 
-You may also want to set the logging level to `DEBUG` to see some additional information. To do so, edit the `application.properties` file to have the following content:
+You may also want to set the logging level to `DEBUG` to see some additional information.
+To do so, edit the `application.properties` file to have the following content:
 
 ====
 [source]
 ----
-logging.level.org.springframework.data.r2dbc=DEBUG
+logging.level.org.springframework.r2dbc=DEBUG
 ----
 ====
 

src/main/asciidoc/reference/r2dbc-upgrading.adoc

@@ -18,6 +18,8 @@ Spring R2DBC's `DatabaseClient` is a more lightweight implementation that encaps
 You will notice that the method to run SQL statements changed from `DatabaseClient.execute(…)` to `DatabaseClient.sql(…)`.
 The fluent API for CRUD operations has moved into `R2dbcEntityTemplate`.
 
+If you use logging of SQL statements through the logger prefix `org.springframework.data.r2dbc`, make sure to update it to `org.springframework.r2dbc` (that is removing `.data`) to point to Spring R2DBC components.
+
 [[upgrading.1.1-1.2.deprecation]]
 === Deprecations