List of the Top 7 OLAP Databases for Kestra in 2025

Snowflake is a leading AI Data Cloud platform designed to help organizations harness the full potential of their data by breaking down silos and streamlining data management with unmatched scale and simplicity. The platform’s interoperable storage capability offers near-infinite access to data across multiple clouds and regions, enabling seamless collaboration and analytics. Snowflake’s elastic compute engine ensures top-tier performance for diverse workloads, automatically scaling to meet demand and optimize costs. Cortex AI, Snowflake’s integrated AI service, provides enterprises secure access to industry-leading large language models and conversational AI capabilities to accelerate data-driven decision making. Snowflake’s comprehensive cloud services automate infrastructure management, helping businesses reduce operational complexity and improve reliability. Snowgrid extends data and app connectivity globally across regions and clouds with consistent security and governance. The Horizon Catalog is a powerful governance tool that ensures compliance, privacy, and controlled access to data assets. Snowflake Marketplace facilitates easy discovery and collaboration by connecting customers to vital data and applications within the AI Data Cloud ecosystem. Trusted by more than 11,000 customers globally, including leading brands across healthcare, finance, retail, and media, Snowflake drives innovation and competitive advantage. Their extensive developer resources, training, and community support empower organizations to build, deploy, and scale AI and data applications securely and efficiently.

ClickHouse is a highly efficient, open-source OLAP database management system that is specifically engineered for rapid data processing. Its unique column-oriented design allows users to generate analytical reports through real-time SQL queries with ease. In comparison to other column-oriented databases, ClickHouse demonstrates superior performance capabilities. This system can efficiently manage hundreds of millions to over a billion rows and can process tens of gigabytes of data per second on a single server. By optimizing hardware utilization, ClickHouse guarantees swift query execution. For individual queries, its maximum processing ability can surpass 2 terabytes per second, focusing solely on the relevant columns after decompression. When deployed in a distributed setup, read operations are seamlessly optimized across various replicas to reduce latency effectively. Furthermore, ClickHouse incorporates multi-master asynchronous replication, which supports deployment across multiple data centers. Each node functions independently, thus preventing any single points of failure and significantly improving overall system reliability. This robust architecture not only allows organizations to sustain high availability but also ensures consistent performance, even when faced with substantial workloads, making it an ideal choice for businesses with demanding data requirements.

Trino is an exceptionally swift query engine engineered for remarkable performance. This high-efficiency, distributed SQL query engine is specifically designed for big data analytics, allowing users to explore their extensive data landscapes. Built for peak efficiency, Trino shines in low-latency analytics and is widely adopted by some of the biggest companies worldwide to execute queries on exabyte-scale data lakes and massive data warehouses. It supports various use cases, such as interactive ad-hoc analytics, long-running batch queries that can extend for hours, and high-throughput applications that demand quick sub-second query responses. Complying with ANSI SQL standards, Trino is compatible with well-known business intelligence tools like R, Tableau, Power BI, and Superset. Additionally, it enables users to query data directly from diverse sources, including Hadoop, S3, Cassandra, and MySQL, thereby removing the burdensome, slow, and error-prone processes related to data copying. This feature allows users to efficiently access and analyze data from different systems within a single query. Consequently, Trino's flexibility and power position it as an invaluable tool in the current data-driven era, driving innovation and efficiency across industries.

OpenText Analytics Database, formerly known as Vertica Data Platform, is a powerful analytics database designed to provide ultra-fast, scalable analysis of massive data volumes with minimal compute and storage requirements. It enables organizations to unlock real-time insights and operational efficiencies by combining high-speed analytics with integrated machine learning capabilities. The platform’s massively parallel processing (MPP) architecture ensures that complex, resource-intensive queries run efficiently regardless of dataset size. Its columnar storage format optimizes both query speed and storage utilization, significantly reducing disk I/O. OpenText Analytics Database seamlessly integrates with data lakehouse environments, supporting popular formats like Parquet, ORC, AVRO, and native ROS, providing versatile data accessibility. Users can query and analyze data using multiple languages, including SQL, R, Python, Java, and C/C++, catering to a wide range of skill sets from data scientists to business analysts. Built-in machine learning functions enable users to build, test, and deploy predictive models directly within the database, eliminating the need for data movement and accelerating time to insight. Additional in-database analytics functions cover time series analysis, geospatial queries, and event-pattern matching, providing rich data exploration capabilities. Flexible deployment options allow organizations to run the platform on-premises, in the cloud, or in hybrid setups to optimize infrastructure alignment and cost. Supported by OpenText’s professional services, training, and premium support, the Analytics Database empowers businesses to drive revenue growth, enhance customer experiences, and reduce time to market through data-driven strategies.

The Databricks Data Intelligence Platform empowers every individual within your organization to effectively utilize data and artificial intelligence. Built on a lakehouse architecture, it creates a unified and transparent foundation for comprehensive data management and governance, further enhanced by a Data Intelligence Engine that identifies the unique attributes of your data. Organizations that thrive across various industries will be those that effectively harness the potential of data and AI. Spanning a wide range of functions from ETL processes to data warehousing and generative AI, Databricks simplifies and accelerates the achievement of your data and AI aspirations. By integrating generative AI with the synergistic benefits of a lakehouse, Databricks energizes a Data Intelligence Engine that understands the specific semantics of your data. This capability allows the platform to automatically optimize performance and manage infrastructure in a way that is customized to the requirements of your organization. Moreover, the Data Intelligence Engine is designed to recognize the unique terminology of your business, making the search and exploration of new data as easy as asking a question to a peer, thereby enhancing collaboration and efficiency. This progressive approach not only reshapes how organizations engage with their data but also cultivates a culture of informed decision-making and deeper insights, ultimately leading to sustained competitive advantages.

Pinot is designed to optimize the handling of OLAP queries with low latency when working with static data. It supports a variety of pluggable indexing techniques, such as Sorted Index, Bitmap Index, and Inverted Index. Although it does not currently facilitate joins, this can be circumvented by employing Trino or PrestoDB for executing queries. The platform offers an SQL-like syntax that enables users to perform selection, aggregation, filtering, grouping, ordering, and distinct queries on the data. It comprises both offline and real-time tables, where real-time tables are specifically implemented to fill gaps in offline data availability. Furthermore, users have the capability to customize the anomaly detection and notification processes, allowing for precise identification of significant anomalies. This adaptability ensures users can uphold robust data integrity while effectively addressing their analytical requirements, ultimately enhancing their overall data management strategy.

Managing and storing tabular data, like that in CSV or Parquet formats, is crucial for effective data management practices. It's often necessary to transfer large sets of results to clients, particularly in expansive client-server architectures tailored for centralized enterprise data warehousing solutions. The task of writing to a single database while accommodating multiple concurrent processes also introduces various challenges that need to be addressed. DuckDB functions as a relational database management system (RDBMS), designed specifically to manage data structured in relational formats. In this setup, a relation is understood as a table, which is defined by a named collection of rows. Each row within a table is organized with a consistent set of named columns, where each column is assigned a particular data type to ensure uniformity. Moreover, tables are systematically categorized within schemas, and an entire database consists of a series of these schemas, allowing for structured interaction with the stored data. This organized framework not only bolsters the integrity of the data but also streamlines the process of querying and reporting across various datasets, ultimately improving data accessibility for users and applications alike.