1,052 questions
-1
votes
0
answers
34
views
Right redis cluster caching mechanism with spring boot microservices
I'm working with Spring Boot Microservice project.
For now i have used redis per microservice. I want to use redis cluster and have one microservice for caching data throw messaging system. I want to ...
- 11
0
votes
0
answers
57
views
How to get access to field of nested reference in Redis Document from autogenerate metamodel
I am using redis-om-spring:1.0.4 with spring boot 3.4.10 for getting @Document support.
I have some class like
@Setter
@Getter
class Vehicle {
@Id
private String id;
...
- 451
1
vote
1
answer
75
views
Spring Boot 3 with Lettuce: How to avoid SENTINEL REPLICAS command when user lacks permissions?
I am setting up a Spring Boot 3 application (using Gradle and Java 17) with Redis Sentinel and the Lettuce client (non-reactive, with RedisTemplate).
Our infrastructure team has provided a Redis ...
- 21
1
vote
1
answer
30
views
Spring - Cache - Concurency issue
I have this cache
@Cachable(cacheName = CACHE_MY_CACHE, key="#param", sync=true)
public Object doStuff(String param){
...
}
Which is using Redis in the background so it's distributed ...
- 307
1
vote
0
answers
67
views
Why does findByTypeNotIn in Redis OM Spring generate the same RediSearch query as findByTypeIn?
I’m using Redis OM Spring with a simple repository:
@Document(value = "Marker", indexName = "MarkerIdx")
data class RedisMarker(
//other indexed
@Indexed
...
- 441
0
votes
1
answer
75
views
OAuth2Authentication token serializing by spring session with redis
I am using spring session for redis for my oauth2 login. I have implemented a custom principal.
@Data
@NoArgsConstructor
@JsonIgnoreProperties(ignoreUnknown = true)
public final class ...
-4
votes
1
answer
65
views
Change default configuration properties for spring-boot-starter-data-redis
I want to use spring-boot-starter-data-redis with custom configuration properties:
redis:
host: localhost
port: 6379
password: pass
timeout: 5000
It's working only when I use:
spring:
...
- 1,260
0
votes
1
answer
93
views
Spring Data Redis Repository Function delete...By not working?
I am using spring-data-redis (version 3.5.0-M2).
This is my entity class:
@RedisHash("Embedding")
@Data
@NoArgsConstructor
@AllArgsConstructor
public class Embedding {
@Id
private ...
- 127
0
votes
0
answers
65
views
How to handle when redis keyspace notification is delayed when using Spring session with it?
In my application im using spring session with redis as the data store. We track if a user is logged in/not based on the Session Destroyed event. Whenever we receive this event we will mark that ...
- 1
1
vote
0
answers
123
views
How to use RedisTemplate.execute(SessionCallback) without type issues?
Here's my basic example setup:
private final RedisTemplate<String, Object> redisTemplate;
public void save(Object thing, Instant expiresAt) {
redisTemplate.execute(new SessionCallback<...
- 39.2k
1
vote
1
answer
526
views
Lettuce Redis: Does Command Timeout Include Connection Pool Wait Time?
I'm using LettuceConnection with a connection pool to connect my application to a Redis server. However, during load testing, I encountered a significant number of command timeout errors. Initially, I ...
0
votes
0
answers
39
views
Shared properties for Spring Cloud Config Server with Redis Backend
Having Spring Cloud Config Server v4.2.1 with Redis Backend I'm trying to configure common (shared) properties which should be available for all client application. There is an approach clearly ...
2
votes
2
answers
118
views
Does Redis save long as Int?
I've got this exception.
java.lang.ClassCastException: class java.lang.Integer cannot be cast to class java.lang.Long (java.lang.Integer and java.lang.Long are in module java.base of loader 'bootstrap'...
- 23
0
votes
1
answer
25
views
Spring Declarative Annotation-based Caching compatibity with Redis Template Implementation
When I am inserting object to redis, I am using spring annotation and when I try to get the object I am using redis template implementation. While doing so, I am getting exception.
Below is the spring ...
- 125
0
votes
0
answers
32
views
Migrate spring-data-redis 1.5.2.RELEASE to 2.3.12.RELEASE
I'm trying to migrate spring-data-redis 1.5.2.RELEASE to 2.3.12.RELEASE, but I'm finding that some methods in RedisCacheConfiguration are not in version 2.3.12.RELEASE
I have the method ...
- 11
0
votes
2
answers
120
views
unable to cast body as String from ResponseEntity
In my Spring Boot environment I was testing some API. From Service I am returning ResponseEntity.
However when I try to collect its body in controller class, I am getting exception.
Service class ...
- 1,263
0
votes
1
answer
133
views
spring-data-redis with Microsoft Entra ID authentication
Couldn't find any way how to integrate spring-data-redis with Microsoft Entra ID authentication. Seems RedisTemplate can work only with RedisConnectionFactory which doesn't support connection through ...
- 111
1
vote
0
answers
47
views
Expiry events with Redis cluster
`I want to activate Redis expiry events with Redis cluster having 3 nodes using spring-boot apllication
Added all configurations
CONFIG SET notify-keyspace-events Ex
to verify
CONFIG GET notify-...
- 11
1
vote
1
answer
223
views
Getting "class java.lang.String cannot be cast to class java.time.LocalDate" when reading from Redis cache
I'm using Spring Boot with Redis caching and Jackson2JsonRedisSerializer for serialization. My RedisConfig is set up like this:
@Configuration
@EnableCaching
public class RedisConfig {
@Bean
...
- 85
-1
votes
1
answer
128
views
Redis spring - JSON:Cannot construct instance of
I have the following class
@NoArgsConstructor
@Data
public class MainList implements Serializable {
private static final long serialVersionUID = 5679734271483606796L;
@Id
private String ...
- 3,403
1
vote
1
answer
318
views
How can I use @ServiceConnection with Redis Testcontainers for Spring Session Redis?
My application involves using Spring Session Redis to handle authenticated sessions across the application.
Spring Session Redis is configured as-per the docs.
@Configuration
@EnableRedisHttpSession
...
- 11
0
votes
0
answers
45
views
Why does Redis existsById method sometimes return false under high load or concurrent access even though the key exists?
I’m facing an issue with Redis when checking if a key exists using CrudRepository.existsById(). Under normal conditions, everything works fine, and the key exists in Redis, but the problem arises ...
- 391
0
votes
0
answers
187
views
How to Override Spring's Default ReactiveRedisTemplate with Custom AutoConfiguration Without Bean Override Exception?
I am trying to create a custom ReactiveRedisTemplate in my Spring Boot application with a specific configuration for String keys and Object values. My goal is to override the default ...
- 121
0
votes
0
answers
267
views
In Spring Data Redis, how can I create a listener of key expiration events for all topologies of Redis, from standalone to cluster to sentinel?
I've got a Spring Boot 3.3.x app, and we're using Redis with Lettuce, so I'm getting all the Spring Data Redis goodies via the Redis starter. Note that we are not using the entity or repository ...
- 2,207
0
votes
0
answers
37
views
Project with custom Redis and Spring Boot
I want to make a web app for managing a custom redis implementation I will make using CodeCrafters build your own redis. I want to build the backend of this app using Spring boot. I expect this won't ...
- 67
0
votes
1
answer
433
views
Redis and time series with spring boot and lettuce
I want to store time series data daily in Redis (or try it out at least) I have a set up with lettuce and its working fine with the RedisTemplate.
But I'm not sure where to begin with time series data ...
- 3,403
-1
votes
1
answer
47
views
Redis querying to get values using a wild cards
So im using redis template with spring and saving some data in redis
like so:
this.redisTemplate.opsForValue().set("cars:toyota:corolla",
car, Duration.ofSeconds(48*60*60);
...
- 3,403
1
vote
0
answers
54
views
Redis key disappeared from Redis cluster cause distributed locking failure
I've implemented custom locking service with Kotlin and Spring Boot Webflux to prevent transaction of same user is processed at the same time. the second transaction should loop until the first one is ...
- 11
1
vote
4
answers
146
views
Any alternate search option other that SCAN when search is based on key pattern
I am using redis as database. Here is the example of key and value I am using. Both key and value are of type string.
Key - shipping_rate:64:MNR:Home-Delivery. It is combination of 3 fields like ...
- 21
0
votes
0
answers
129
views
Issues with Redis Embedded Temporary Files Accumulation in Windows using java quarkus
I am using Redis Embedded in my Java Quakrus tests with the following
dependency: <dependency> <groupId>it.ozimov</groupId> <artifactId>embedded-redis</artifactId> <...
- 21
0
votes
1
answer
1k
views
Redis pub sub performance impact and limitations when using single channel with thousands of consumers
In our Spring boot apps, we want to use Redis pub-sub to publish messages to a channel that in normal conditions has around 500 listeners.
But on certain rare times/days, the listeners can be as large ...
- 306
-2
votes
1
answer
141
views
Cannot create transaction in spring-data-redis (No ongoing transaction. Did you forget to call multi?)
I have redisTemplate that is initialized with connectionFactory and has enabled transaction support. The problem is that redisTemplate.multi(); doesn't seem to create transaction.
redisTemplate.multi(...
- 53
0
votes
1
answer
242
views
Enable local cache of spring session which is persisted in redis
I am working on a spring web application where I am implementing the SSO using spring security and I am using the redis as the database to persist the session data. I got this part working, however, ...
- 408
1
vote
0
answers
47
views
Why is the object passed to the SimpleKeyValueRepository.delete(T obj) method ignored, and the HGETALL method is executed to retrieve the same object?
I am curious as to why Spring Data Redis does not provide support for custom deleteBy methods? For this reason, we have to use a workaround to perform these methods: a service method that calls the ...
- 11
1
vote
1
answer
215
views
Spring Session / Security - Redis Sessions not being properly deleted
I have a Spring OAuth Client (BFF), between a Public Angular Client, and an Auth0 Authorization server. When I login, the BFF correctly persists the session to Redis (and with it, the Authorized ...
- 569
0
votes
1
answer
351
views
Redis ft.search lettuce return java object instead of Document<K, V>
Is is possible to return plan java object and not Document<K, V> using lettucemod with Redis Stack?
The API seems to strange, as I understand this:
StatefulRedisModulesConnection<K, V> ...
- 1
0
votes
2
answers
189
views
Accessing in-transit encryption enabled Elasticache with Spring Redis, throws an error for the stringRedisTemplate.keys method
We have an in-transit encryption enabled AWS Elasticache instance. We're trying to access the instance from our Spring boot microservice with Spring data redis SSL enabled.
LettuceClientConfiguration ...
- 666
1
vote
1
answer
899
views
How to resolve CROSSSLOT key error on Redis Cluster using Spring Boot and RedisHash with Multiple Indexes
Im trying to solve the CROSSSLOT Keys in request don't hash to the same slot when using @RedisHash on an entity class having more then one @Indexed on varaiables.
Is there any way to store the hashing ...
- 511
1
vote
0
answers
99
views
Spring Auth Server - Cannot Persist Session + CSRF cookies to Azure Redis
I've been building a Spring Auth Server the past month or so.
It can create a Session ID and CSRF Token, so now I am starting to try and take everything out of in-memory to an external Redis Cache (...
- 569
1
vote
1
answer
569
views
Atomic Redis transaction for idempotency required for database inserts using Redis Springboot 3
We are using springboot 3.2.5 and spring data jpa to insert data into RDBMS.
Now there is a requirement to ensure duplicate data does not get inserted into RDBMS.
So we have to first check if data ...
- 786
0
votes
1
answer
130
views
Redis OM Spring doesn't return FT.SEARCH results even it exists
I have a data model created with Redis-OM-Spring as follows:
@Data
@Document
public class RedisOAuth2Authorization implements Serializable {
@Indexed
@NonNull
@Id
private String id;
...
0
votes
0
answers
272
views
How to obtain Lettuce Redis Client from Spring Boot?
I need to obtain a lettuce Redis client to perform xautoclaim.
xautoclaim is not exposed in Spring Data Redis.
I thought about obtaining client variable from LettuceConnectionFactory using reflection ...
- 26.8k
0
votes
2
answers
470
views
I want to know when spring-data-redis supports commands like hexpire
To use ttl for hashkey field, I want to use hexpire, the command applied to the latest redis, but I wonder if there is a reflection plan in spring-data-redis.
I used redisson before, but I support ...
- 9
0
votes
0
answers
188
views
Spring Boot Redis Cache DefaultSeriaLizer Problem
I'm trying to implement Redis caching in my Spring Boot project to cache user profile information retrieved by the getProfileByUsername method in the UserService class. However, encountering a ...
1
vote
0
answers
636
views
Spring Reactive - Redis Health Check Failing
I have enabled my application to use the actuator/health endpoint and kept getting the status as 'DOWN'. After checking the full health endpoint details, I can see that I am getting two reponses for ...
- 139
2
votes
1
answer
767
views
com.fasterxml.jackson.databind.exc.InvalidTypeIdException: Missing type id while fetching data from redis cache
I have implemented a redis cache in a spring boot project.
Below is the code used to cache the data returned by the method. when executed first time , it stores data into cache successfully.
EDIT
@...
- 946
0
votes
1
answer
146
views
Spring rest repository jackson serializer problem
When I use Spring rest repository + spring security + spring session + redis,the type org.springframework.hateoas.Links cannot (de)serialization,the stacktrace as follows
2024-06-27T10:11:45.816+08:00 ...
0
votes
1
answer
291
views
When I use CompositeCodec(StringCodec.INSTANCE,new TypedJsonJacksonCodec(Member.class))how can RMap get value be correctly converted to a Java object?
Line 55 expects map.get(name) to return a value of type Member instead of LinkedHashMap, When using CompositeCodec Specify mapValueCodec as TypedJsonJacksonCodec.
The getMemberByName method will throw ...
- 47
0
votes
3
answers
939
views
Unable to connect to Redis | Spring Boot
I've a redis service on upstash.io but not able to connect to it from my spring boot application
This is my redis config
@Configuration
public class RedisConfig {
@Bean
public ...
0
votes
0
answers
49
views
In redis, how to quickly get names based on a list of keys
I want to implement a tag cloud.
Tag information is stored in Redis:
redisTemplate.opsForValue().set(tagKey, tagName);
The usage count of the tags is also stored in Redis, using a sorted set:
...
