Redis 向量数据库

<dependency>
    <groupId>org.springframework.ai</groupId>
    <artifactId>spring-ai-redis-vectordb</artifactId>
    <version>${spring-ai.version}</version>
</dependency>

# Redis 向量数据库配置
spring.ai.redis.vectordb.enabled=true
spring.ai.redis.vectordb.host=localhost
spring.ai.redis.vectordb.port=6379
spring.ai.redis.vectordb.index-name=vectors

@Service
public class RedisVectorService {
    private final RedisVectorClient vectorClient;

    public RedisVectorService(RedisVectorClient vectorClient) {
        this.vectorClient = vectorClient;
    }

    public void storeVector(String id, float[] vector, Map<String, Object> metadata) {
        vectorClient.store(id, vector, metadata);
    }

    public List<SearchResult> searchSimilar(float[] queryVector, int k) {
        return vectorClient.search(queryVector, k);
    }
}

@Configuration
public class RedisVectorStorageConfig {
    @Bean
    public VectorStorage redisVectorStorage(RedisVectorProperties properties) {
        return new RedisVectorStorage(properties);
    }
}

@Configuration
public class RedisSimilaritySearchConfig {
    @Bean
    public SimilaritySearch redisSimilaritySearch(RedisVectorProperties properties) {
        return new RedisSimilaritySearch(properties);
    }
}

@Service
public class IndexService {
    private final RedisVectorClient vectorClient;

    public void createIndex(String name, int dimension) {
        vectorClient.createIndex(name, dimension);
    }

    public void dropIndex(String name) {
        vectorClient.dropIndex(name);
    }
}

@Configuration
public class IndexConfig {
    @Bean
    public IndexConfig indexConfig() {
        return IndexConfig.builder()
            .name("custom-vectors")
            .dimension(1536)
            .algorithm(Algorithm.HNSW)
            .metricType(MetricType.COSINE)
            .build();
    }
}

@Configuration
public class ClusterConfig {
    @Bean
    public ClusterConfig clusterConfig() {
        return ClusterConfig.builder()
            .nodes(Arrays.asList("redis-1:6379", "redis-2:6379"))
            .build();
    }
}

management.endpoints.web.exposure.include=redis-vectordb
management.endpoint.redis-vectordb.enabled=true