I'm working on web app using nestJs/postgres/redis. What is the best way (best data structure) to cache following postgres table (hierarchy) to Redis ? space: name another attribute users (one2many) folders: spaceId name users (one2many) files: folderId spaceId name users…
I've been working on a project which has lots of images to display. I found that loading all the images takes a lot of time. A friend suggested that I use a cache to save time. So, I converted the…
I may be fundamentally misunderstanding something here but it seems to me that if I want to fetch something I can call let r = await fetch("someurl"); and the browser will use a cached version if it has one. Or…
Is there a way in newer laravel versions to cache many things with a certain prefix and then get all by doing Cache::get('prefix_*) or something ? I'm trying to cache the Online Users for like 5 minutes and I want…
I have a method @Cacheable(value = USER_IDENTITIES_PROTO_CACHE) public UserIdentitiesResponseOuterClass.UserIdentitiesResponse findUserIdentitiesProto(UUID userId) { where UserIdentitiesResponseOuterClass.UserIdentitiesResponse is a class generated by protobuff. When using JVM everything works well but in the native image I am getting the exception "Failure putting into cache:…
I was developing a simple application to learn redis caching. Until I add redis as a caching mechanism on spring boot project the API's works fine. REST project you can say. Using Postman for calling different API. After adding redis…
I am creating a Django app wherein I need to load and keep some data in memory when the server starts for quick access. To achieve this I am using Django's AppConfig class. The code looks something like this :…
I am using cache to store data structure from database: Cache::forever(static::DATA_STRUCTURE, json_encode($tree)); However before I generate there should cleaned old: Artisan::call('cache:clear'); But generating new cache takes some time and I want to store old cache until new will be generated.…
After the spring 3.x upgrade Redis Cache gives Null key returned for cache operation spring-boot version: 3.2.2 <dependency> <groupId>redis.clients</groupId> <artifactId>jedis</artifactId> <version>5.1.0</version> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-redis</artifactId> <exclusions> <exclusion> <groupId>io.lettuce</groupId> <artifactId>lettuce-core</artifactId> </exclusion> </exclusions> </dependency> Cachable Method: @Cacheable(value = "user", key = "#username",…
I am using multi-stage build where both stages install APT packages (MWE Dockerfile below). I use --mount=type=cache on /var/cache/apt to avoid re-downloading of packages, in both stages. The cache directory is shared between the stages, which in itself is good,…