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
0
votes
1 answer
Spring Data with r2dbc using Query annotation
I am exploring Spring Data with r2dbc.
I am trying to use a custom repository method in my interface extended from ReactiveCrudRepository, which takes a Flux of Object as Parameter and Return a Flux of the same Object.
@Query("SELECT id, name …
Halim CHAIBI
- 11
- 4
0
votes
0 answers
Unable to get connection from MSSql while trying with Spring Data R2DBS
I am using Spring Data R2DBS for MSSQL db.
I am trying to connect to an instance using Windows Authentication with JavaKerberos authentication, instead of some SQL Authentication.
When I am trying with JDBC using below property, I am able to get a…
john
- 15
- 8
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votes
1 answer
Reactive calls in @Post_construct
I'm trying to understand what is the right way of implementing post_construct methods in Spring Webflux.
On startup of an application I need to read data from the DB (I have an R2dbcRepository configured), and then perform some logic and save result…
Ilya G.
- 61
- 7
0
votes
2 answers
R2DBC Postgres connection fails
My connection config:
@Configuration
@EnableR2dbcRepositories
public class DatabaseConfiguration extends AbstractR2dbcConfiguration {
@Bean
public PostgresqlConnectionFactory connectionFactory() {
return new…
ritratt
- 1,703
- 4
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- 45
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0 answers
Why Does R2DBC RowsUpdated() Return wrong count of updated rows?
I have an issue with R2DBC rowsUpdated(). I'm trying to update just one row in the database and get expect it to return 1 count to me for updated rows. But rowsUpdated() return 4 even if one row is updated. The code sample is as follows;
May I ask…
Ibrahim Ates
- 375
- 2
- 5
- 15
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votes
0 answers
Obtaining a nested objects using R2DBC + Webflux
Spring Data R2DBC does not support nested objects, so how correctly retrieve and join nested object to parent object? I have class Foo (child), Bar (Parent), BarDTO:
@Data
public class Foo {
@Id
private String id;
private String…
Dmirii Berrington
- 47
- 6
0
votes
1 answer
Spring Data R2DBC master slave configuration
Is there a way in Spring Data R2DBC to setup a second datasource as slave read-only ?
Antonio
- 181
- 1
- 15
0
votes
1 answer
@Value on R2dbc table fields
Given the following entity/table defined in a Spring/KotlinCoroutines project.
@Table("workers")
data class Worker(
@Id
val id: UUID? = null,
@Column(value = "photo")
var photo: String? = null,
// see:…
Hantsy
- 8,006
- 7
- 64
- 109
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votes
0 answers
Multiple Spring Converters for same object
Is it possible to register 2 Converters (@ReadConverter annotated class) in Spring Boot/R2dbc so that I can have:
A service that uses a repository for an object and reads it using 1 converter for example R2dbcEntityTemplate
Another service that…
Gfalco
- 77
- 3
- 13
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AWS Redshift Serverless connect with Spring R2DBC
I am trying to determine if connecting to AWS Redshift Serverless can be achieved with Spring R2DBC. I know its possible with the provisioned Redshift option by specifying the url, username, password & using R2DBC & postgres drivers.
So, I am trying…
jimbob542
- 121
- 1
- 1
- 7
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0 answers
Is there any reason why multi-select queries return R2dbcTimeoutException?
I implemented a service method by combining two queries that only perform read(SELECT) into a transaction, and when I run that method, the trailing query is throwing R2dbcTimeoutException, returning a null value, as shown in the image. What is the…
user19350171
- 19
- 2
0
votes
2 answers
Upgrade from oracle-r2dbc version 0.4.0 to 1.0.0 is resulting in class cast exception while update
I was trying to upgrade R2DBC from 0.4.0 to 1.0.0.
while doing that I am getting error in update which was working fine in version 0.4.0.
Build.gradle that I am using
plugins {
id 'org.springframework.boot' version '2.7.2'
id…
Amar Singh
- 33
- 1
- 4
0
votes
1 answer
Spring Data R2DBC with JPA annotations
I'm using JPA annotation in order to annotate my entities:
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name =…
Jordi
- 20,868
- 39
- 149
- 333
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0 answers
Composite key on spring-boot r2dbc postgresql?
I have a composite key which i consider in a same time as primary key and composite key
storeId
addressId
customerId
How i can create my entity and my repository based on above information and using r2dbc and postgresql ??
DrDray
- 55
- 5
0
votes
1 answer
Soring Data Reactive: Criteria API reactive
I'm moving my repositories into reactive repositories.
I'm using webflux:
org.springframework.boot
spring-boot-starter-webflux
…
Jordi
- 20,868
- 39
- 149
- 333