List of the Top 8 Query Engines for Okera in 2025

Snowflake is a comprehensive, cloud-based data platform designed to simplify data management, storage, and analytics for businesses of all sizes. With a unique architecture that separates storage and compute resources, Snowflake offers users the ability to scale both independently based on workload demands. The platform supports real-time analytics, data sharing, and integration with a wide range of third-party tools, allowing businesses to gain actionable insights from their data quickly. Snowflake's advanced security features, including automatic encryption and multi-cloud capabilities, ensure that data is both protected and easily accessible. Snowflake is ideal for companies seeking to modernize their data architecture, enabling seamless collaboration across departments and improving decision-making processes.

Amazon Athena is an interactive query service that makes it easy to analyze data stored in Amazon S3 by utilizing standard SQL. Being a serverless offering, it removes the burden of infrastructure management, enabling users to pay only for the queries they run. Its intuitive interface allows you to directly point to your data in Amazon S3, define the schema, and start querying using standard SQL commands, with most results generated in just a few seconds. Athena bypasses the need for complex ETL processes, empowering anyone with SQL knowledge to quickly explore extensive datasets. Furthermore, it provides seamless integration with AWS Glue Data Catalog, which helps in creating a unified metadata repository across various services. This integration not only allows users to crawl data sources for schema identification and update the Catalog with new or modified table definitions, but also aids in managing schema versioning. Consequently, this functionality not only simplifies data management but also significantly boosts the efficiency of data analysis within the AWS ecosystem. Overall, Athena's capabilities make it an invaluable tool for data analysts looking for rapid insights without the overhead of traditional data preparation methods.

Apache Hive serves as a data warehousing framework that empowers users to access, manipulate, and oversee large datasets spread across distributed systems using a SQL-like language. It facilitates the structuring of pre-existing data stored in various formats. Users have the option to interact with Hive through a command line interface or a JDBC driver. As a project under the auspices of the Apache Software Foundation, Apache Hive is continually supported by a group of dedicated volunteers. Originally integrated into the Apache® Hadoop® ecosystem, it has matured into a fully-fledged top-level project with its own identity. We encourage individuals to delve deeper into the project and contribute their expertise. To perform SQL operations on distributed datasets, conventional SQL queries must be run through the MapReduce Java API. However, Hive streamlines this task by providing a SQL abstraction, allowing users to execute queries in the form of HiveQL, thus eliminating the need for low-level Java API implementations. This results in a much more user-friendly and efficient experience for those accustomed to SQL, leading to greater productivity when dealing with vast amounts of data. Moreover, the adaptability of Hive makes it a valuable tool for a diverse range of data processing tasks.

Starburst enables organizations to strengthen their decision-making processes by granting quick access to all their data without the complications associated with transferring or duplicating it. As businesses gather extensive data, their analysis teams frequently experience delays due to waiting for access to necessary information for evaluations. By allowing teams to connect directly to data at its origin, Starburst guarantees they can swiftly and accurately analyze larger datasets without the complications of data movement. The Starburst Enterprise version offers a comprehensive, enterprise-level solution built on the open-source Trino (previously known as Presto® SQL), which comes with full support and is rigorously tested for production environments. This offering not only enhances performance and security but also streamlines the deployment, connection, and management of a Trino setup. By facilitating connections to any data source—whether located on-premises, in the cloud, or within a hybrid cloud framework—Starburst empowers teams to use their favored analytics tools while effortlessly accessing data from diverse locations. This groundbreaking strategy significantly accelerates the time it takes to derive insights, which is crucial for businesses striving to remain competitive in a data-centric landscape. Furthermore, with the constant evolution of data needs, Starburst adapts to provide ongoing support and innovation, ensuring that organizations can continuously optimize their data 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.

Presto is an open-source distributed SQL query engine that facilitates the execution of interactive analytical queries across a wide spectrum of data sources, ranging from gigabytes to petabytes. This tool addresses the complexities encountered by data engineers who often work with various query languages and interfaces linked to disparate databases and storage solutions. By providing a unified ANSI SQL interface tailored for extensive data analytics within your open lakehouse, Presto distinguishes itself as a fast and reliable option. Utilizing multiple engines for distinct workloads can create complications and necessitate future re-platforming efforts. In contrast, Presto offers the advantage of a single, user-friendly ANSI SQL language and one engine to meet all your analytical requirements, eliminating the need to switch to another lakehouse engine. Moreover, it efficiently supports both interactive and batch processing, capable of managing datasets of varying sizes and scaling seamlessly from a handful of users to thousands. With its straightforward ANSI SQL interface catering to all your data, regardless of its disparate origins, Presto effectively unifies your entire data ecosystem, enhancing collaboration and accessibility across different platforms. Ultimately, this cohesive integration not only simplifies data management but also enables organizations to derive deeper insights, leading to more informed decision-making based on a holistic understanding of their data environment. This powerful capability ensures that teams can respond swiftly to evolving business needs while leveraging their data assets to the fullest.

Apache Spark™ is a powerful analytics platform crafted for large-scale data processing endeavors. It excels in both batch and streaming tasks by employing an advanced Directed Acyclic Graph (DAG) scheduler, a highly effective query optimizer, and a streamlined physical execution engine. With more than 80 high-level operators at its disposal, Spark greatly facilitates the creation of parallel applications. Users can engage with the framework through a variety of shells, including Scala, Python, R, and SQL. Spark also boasts a rich ecosystem of libraries—such as SQL and DataFrames, MLlib for machine learning, GraphX for graph analysis, and Spark Streaming for processing real-time data—which can be effortlessly woven together in a single application. This platform's versatility allows it to operate across different environments, including Hadoop, Apache Mesos, Kubernetes, standalone systems, or cloud platforms. Additionally, it can interface with numerous data sources, granting access to information stored in HDFS, Alluxio, Apache Cassandra, Apache HBase, Apache Hive, and many other systems, thereby offering the flexibility to accommodate a wide range of data processing requirements. Such a comprehensive array of functionalities makes Spark a vital resource for both data engineers and analysts, who rely on it for efficient data management and analysis. The combination of its capabilities ensures that users can tackle complex data challenges with greater ease and speed.

Dremio offers rapid query capabilities along with a self-service semantic layer that interacts directly with your data lake storage, eliminating the need to transfer data into exclusive data warehouses, and avoiding the use of cubes, aggregation tables, or extracts. This empowers data architects with both flexibility and control while providing data consumers with a self-service experience. By leveraging technologies such as Apache Arrow, Data Reflections, Columnar Cloud Cache (C3), and Predictive Pipelining, Dremio simplifies the process of querying data stored in your lake. An abstraction layer facilitates the application of security and business context by IT, enabling analysts and data scientists to access and explore data freely, thus allowing for the creation of new virtual datasets. Additionally, Dremio's semantic layer acts as an integrated, searchable catalog that indexes all metadata, making it easier for business users to interpret their data effectively. This semantic layer comprises virtual datasets and spaces that are both indexed and searchable, ensuring a seamless experience for users looking to derive insights from their data. Overall, Dremio not only streamlines data access but also enhances collaboration among various stakeholders within an organization.