Spring Data R2DBC is a module of Spring Data based on R2DBC R2DBC stands for Reactive Relational Database Connectivity.
See https://spring.io/projects/spring-data-r2dbc for more information.
Questions tagged [spring-data-r2dbc]
412 questions
3
votes
0 answers
Spring Data R2DBC Persist Nested Attributes
I've got a List (or Flux if I wanted) where each Order element has a List- . I want to persist this object hierarchy into two tables of a relational database using spring-data-r2dbc (and therefore ReactiveCrudRepository) and…
Markus Ratzer
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3
votes
0 answers
Spring data r2dbc mysql can not fetch the inserted id
I am trying to migrate my sample to the lates Spring Data R2dbc 1.0.0.RELEASE.
org.springframework.boot.experimental
spring-boot-starter-data-r2dbc
…
Hantsy
- 8,006
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- 109
3
votes
0 answers
Spring boot data R2DBC requires transaction for read operations
Im trying to fetch a list of objects from the database using Spring boot Webflux with the postgres R2DBC driver, but I get an error saying:
value ignored…
Folger Fonseca
- 183
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3
votes
1 answer
@enabler2dbcrepositories is unable to find my repository
I m migrating my database management from blocking to non-blocking(asynchronious) api spring data r2dbc.but there are some problems i need to fix?
HERES WHAT I VE TRIED:
1.changing dependencies OF R2DBC AND other reactor stuffs.
2.changed springboot…
Nikki Singh
- 43
- 2
- 5
3
votes
1 answer
Pageable usage with Query Annotation
Can I use Pageable attribute in Spring Data R2dbc repositories with @Query annotation? For example;
public interface PartyRepository extends ReactiveCrudRepository {
@Query("select * from party order by id")
Flux…
gbalcisoy
- 117
- 3
- 17
3
votes
1 answer
What is the motivation for using R2DBC?
I am very new to reactive spring stack and currently exploring R2DBC.
Could you explain me what are the benefits of using R2dbcRepository over wrapping blocking JpaRepository into Mono/Flux?
Let me bring some example of that:
val producer:…
Oiew
- 1,509
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3
votes
1 answer
Compatibility version spring cloud, r2dbc
I try to use spring with r2dbc
here my build.gradle
plugins {
id 'org.springframework.boot' version '2.2.0.M4'
id 'java'
}
apply plugin: 'io.spring.dependency-management'
group = 'com.example'
version = '0.0.1-SNAPSHOT'
sourceCompatibility…
robert trudel
- 5,283
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3
votes
2 answers
Overriding array(list) type conversions in Spring Data R2DBC
I'm using Postgres as my datasource and I've created a custom Spring converter for a property that holds a list of my custom objects:
@Slf4j
@WritingConverter
@AllArgsConstructor
public class CustomObjectListToStringConverter implements…
NikolaB
- 4,706
- 3
- 30
- 38
3
votes
4 answers
Spring Data ReactiveCrudRepository save operation not persisting data in Postgres Database
For the below code, Get and update operation in the repository work fine. But save operation is not persisting the data into the tables. It works fine if I implement the Repository myself. After the replaced it with the interface extending…
thaneesh shanand
- 453
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- 14
3
votes
1 answer
Mapping complex field of an object to a text field (serialized as JSON) before saving with reactive spring repository
I'm using Spring data r2dbc repositories to save pojo's to Postgres DB. I have a class with complex field definition:
// Getters and setters omitted for brevity
public class TestType {
@Id
private Long id;
private TestDefinition…
NikolaB
- 4,706
- 3
- 30
- 38
2
votes
0 answers
Support for exception handling in R2dbcRepository, or how to decorate each method call in R2dbcRepository with my own error handler
Background:
I have an application-wide universal exception handler to translate exceptions coming from R2dbcRepository, such as (an excerpt just to show the intended purpose):
@Component
public class ErrorHandler {
public Throwable…
Honza Zidek
- 9,204
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- 118
2
votes
0 answers
Exceptions lose context when crossing multiple Reactive/coroutine boundaries
Spring Boot 3, WebFlux, Kotlin 1.8, coroutines 1.7.
I've got a simple @RestController with a function like:
@PutMapping("/{id}", consumes = [APPLICATION_JSON_VALUE])
suspend fun update(/* ... */): ResponseEntity = service.update(/* ...…
Eric
- 283
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- 12
2
votes
0 answers
How to bootstrap spring-data-r2dbc with Jooq : bean of type 'org.jooq.Configuration' could not be found?
I'm trying to bootstrap a test drive with Spring boot, R2DBC and Jooq. Jooq generates my classes properly but my app fails to start with :
Parameter 0 of constructor in ...generated.jooq.tables.daos.CountryDao required a bean of type…
Kassec
- 31
- 4
2
votes
2 answers
Complex Id for many-to-many relation in Spring R2DBC
I have entity which handles many-to-mane relation between student and tutor tables where primary key is complex key(relation_id and tutor_id).
@Getter
@Setter
@NoArgsConstructor
@Table("tutor_student")
public class TutorStudentEntity implements…
Andrii Torzhkov
- 271
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2
votes
0 answers
R2DBC DatabaseClient parameter binding
I am unable to bind parameters to my query. The function looks like this:
override fun findVenueById(id: Long): Mono {
val extended = query + "WHERE v.id = :id "
return client
.sql(extended)
.bind("id", id)
…
Nina
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