ParadeDB: An Elasticsearch alternative built on PostgreSQL, offering real-time search, analytics, and integration with external object stores like Amazon S3, with deployment options via Docker and Kubernetes Helm charts ParadeDB：一种基于 PostgreSQL 构建的 Elasticsearch 替代方案，提供实时搜索、分析和与外部对象存储的集成，如 Amazon S3，并通过 Docker 和 Kubernetes Helm charts 进行部署选项 https://github.com/paradedb/paradedb