Best Key-Value Databases in Europe - Page 2

Setting up an instance with openredis is both quick and straightforward, as we take care of all the complex tasks on your behalf. Simply select a plan that fits your requirements, and feel free to switch to a larger plan whenever necessary. Upon upgrading, a new instance will be created and synchronized with your current instance, while the existing one will remain operational for an hour to ensure that the upgrade process causes minimal disruption. In situations where severe weather or other natural calamities are anticipated, we proactively create additional replicas in different regions to maintain service continuity. Our goal is to deliver the most dependable hosting solutions available. Every plan includes a backup replica, which automatically takes over as the primary instance in the event that your original goes offline, allowing for a quick restoration of service redundancy, typically within minutes. We are committed to ensuring that our customers experience seamless performance at all times.

Smart DIH is a data management platform that quickly serves applications with accurate, fresh and complete data, delivering high performance, ultra-low latency, and an always-on digital experience. Smart DIH decouples APIs from SoRs, replicating critical data, and making it available using event-driven architecture. Smart DIH enables drastically shorter development cycles of new digital services, and rapidly scales to serve millions of concurrent users – no matter which IT infrastructure or cloud topologies it relies on. XAP Skyline is a distributed in-memory development platform that delivers transactional consistency, combined with extreme event-based processing and microsecond latency. The platform fuels core business solutions that rely on instantaneous data, including online trading, real-time risk management and data processing for AI and large language models.

Couchbase distinguishes itself from other NoSQL databases by delivering an enterprise-grade, multicloud to edge solution that is equipped with the powerful features essential for mission-critical applications on a platform that is both highly scalable and reliable. This distributed cloud-native database operates seamlessly in contemporary dynamic settings, accommodating any cloud environment, whether it be customer-managed or a fully managed service. Leveraging open standards, Couchbase merges the advantages of NoSQL with the familiar structure of SQL, thereby facilitating a smoother transition from traditional mainframe and relational databases. Couchbase Server serves as a versatile, distributed database that integrates the benefits of relational database capabilities, including SQL and ACID transactions, with the adaptability of JSON, all built on a foundation that is remarkably fast and scalable. Its applications span various industries, catering to needs such as user profiles, dynamic product catalogs, generative AI applications, vector search, high-speed caching, and much more, making it an invaluable asset for organizations seeking efficiency and innovation.

Utilize Apache HBase™ when you require immediate and random read/write capabilities for your extensive data sets. This initiative aims to manage exceptionally large tables that can contain billions of rows across millions of columns on clusters built from standard hardware. It features automatic failover capabilities between RegionServers to ensure reliability. Additionally, it provides an intuitive Java API for client interaction, along with a Thrift gateway and a RESTful Web service that accommodates various data encoding formats, including XML, Protobuf, and binary. Furthermore, it supports the export of metrics through the Hadoop metrics system, enabling data to be sent to files or Ganglia, as well as via JMX for enhanced monitoring and management. With these features, HBase stands out as a robust solution for handling big data challenges effectively.

FairCom DB is ideal to handle large-scale, mission critical core-business applications that demand performance, reliability, and scalability that cannot easily be achieved with other databases. FairCom DB provides predictable high-velocity transactions with big data analytics and massively parallel big-data processing. It provides developers with NoSQL APIs that allow them to process binary data at machine speed. ANSI SQL allows for simple queries and analysis over the same binary data. Verizon is one of the companies that has taken advantage of FairCom DB's flexibility. Verizon recently selected FairCom DB to be its in-memory database for the Verizon Intelligent Network Control Platform Transaction Server Migrating. FairCom DB, an advanced database engine, gives you a Continuum of Control that allows you to achieve unparalleled performance at a low total cost of ownership (TCO). FairCom DB doesn't conform to you. FairCom DB conforms. FairCom DB doesn't force you to conform to the database's limitations.

Google Cloud Bigtable provides a fully managed, scalable NoSQL data service that can handle large operational and analytical workloads. Cloud Bigtable is fast and performant. It's the storage engine that grows with your data, from your first gigabyte up to a petabyte-scale for low latency applications and high-throughput data analysis. Seamless scaling and replicating: You can start with one cluster node and scale up to hundreds of nodes to support peak demand. Replication adds high availability and workload isolation to live-serving apps. Integrated and simple: Fully managed service that easily integrates with big data tools such as Dataflow, Hadoop, and Dataproc. Development teams will find it easy to get started with the support for the open-source HBase API standard.

Symas LMDB is an incredibly swift and memory-efficient database that we created specifically for the OpenLDAP Project. Utilizing memory-mapped files, it achieves the read speed typical of purely in-memory databases while also providing the durability associated with traditional disk-based systems. In essence, despite its modest size of just 32KB of object code, LMDB packs a significant punch; it is indeed the perfect 32KB. The compact nature and efficiency of LMDB are integral to its remarkable capabilities. For those integrating LMDB into their applications, Symas provides fixed-price commercial support. Development is actively carried out in the mdb.master branch of the OpenLDAP Project’s git repository. Moreover, LMDB has garnered attention across numerous impressive products and publications, highlighting its versatility and effectiveness in various contexts. Its widespread recognition further cements its status as a vital tool for developers.

TerarkDB serves as a flagship offering from Terark, functioning as a specialized distribution of RocksDB that is enhanced by proprietary Terark algorithms. These algorithms enable TerarkDB to achieve significantly greater data storage capacity and retrieval speeds compared to the standard RocksDB, boasting performance metrics of over three times the data capacity and more than ten times the access speed on identical hardware configurations. Additionally, TerarkDB maintains full binary compatibility with the official RocksDB, ensuring seamless integration for users. By forking RocksDB, we have implemented targeted modifications to optimize it for our algorithms, which can be found as a submodule named rocksdb. Importantly, these adaptations preserve all existing RocksDB APIs and do not introduce any additional dependencies; for instance, TerarkDB operates independently of TerarkZipTable, ensuring that it functions identically to the official RocksDB without any modifications required in other areas. This level of compatibility makes TerarkDB an attractive option for users seeking enhanced performance without sacrificing the familiar interface of RocksDB.

Enhance performance by utilizing a scalable, secure, and highly available in-memory service tailored for Redis and Memcached. Memorystore simplifies complex procedures associated with open source Redis and Memcached, such as ensuring high availability, managing failover, conducting patching, and monitoring, allowing developers to focus more on coding. You can begin with the most basic tier and smallest configuration, gradually expanding your instance with minimal disruption. Memorystore for Memcached has the capacity to manage clusters up to 5 TB, delivering millions of queries per second at remarkably low latency. In contrast, Memorystore for Redis instances are designed to be replicated across two zones, offering a service level agreement of 99.9% availability. Continuous monitoring and automatic failover mechanisms ensure that applications face minimal interruptions. You can select from two of the most widely used open source caching solutions to develop your applications. Memorystore provides full protocol compatibility for both Redis and Memcached, enabling you to choose the caching engine that best aligns with your budget and availability needs while maximizing your application's performance. By leveraging these features, developers can significantly improve their operational efficiency.

ApsaraDB for Redis is a highly automated and scalable solution designed for developers to efficiently manage shared data storage across various applications, processes, or servers. Compatible with the Redis protocol, this tool boasts impressive read-write performance and guarantees data persistence by utilizing both memory and hard disk storage options. By accessing data from in-memory caches, ApsaraDB for Redis delivers rapid read-write capabilities while ensuring that data remains reliable and persistent through its dual storage modes. It also supports sophisticated data structures like leaderboards, counters, sessions, and tracking, which are typically difficult to implement with standard databases. Additionally, ApsaraDB for Redis features an enhanced version known as "Tair." Tair has been effectively managing data caching for Alibaba Group since 2009, showcasing remarkable performance during high-demand events like the Double 11 Shopping Festival, further solidifying its reputation in the field. This makes ApsaraDB for Redis and Tair invaluable tools for developers looking to optimize data handling in large-scale applications.

Oracle Coherence stands out as the premier in-memory data grid solution, empowering organizations to effectively scale their critical applications by offering rapid access to often-used data. With the growth of data volumes and the rising expectations of customers—propelled by the internet of things, social media, mobile technology, cloud computing, and the prevalence of always-connected devices—there is an escalating demand for real-time data management, relief for overloaded shared data services, and assurance of availability. The recent update, version 14.1.1, introduces a unique scalable messaging feature, enables polyglot programming on GraalVM at the grid level, incorporates distributed tracing within the grid, and ensures certification with JDK 11. Coherence manages data by storing each item across several members, including one primary and multiple backup copies, and it does not deem any modification complete until the backups are securely created. This design guarantees that your data grid remains resilient to failures, whether they affect a single JVM or an entire data center, thereby enhancing reliability and performance. Ultimately, Oracle Coherence facilitates a robust framework for organizations to thrive in a data-driven world.

Ehcache is a widely-used open-source caching solution that enhances performance, reduces database load, and makes scaling more straightforward. Its popularity among Java developers stems from its reliability, comprehensive features, and seamless integration with various libraries and frameworks. The cache can accommodate needs ranging from in-process caching to larger mixed deployments that handle terabyte-scale data. With Terracotta overseeing its development, maintenance, and support, Ehcache continues to thrive as a professional open-source project licensed under Apache 2.0. The community encourages contributors to engage and help improve this valuable tool. This collaborative spirit not only strengthens the project but also fosters innovation and growth within the caching ecosystem.

LevelDB is a high-performance key-value storage library developed by Google, designed to maintain an ordered mapping between string keys and string values. The keys and values are treated as arbitrary byte arrays, and the stored data is organized in a sorted manner based on the keys. Users have the option to supply a custom comparison function to modify the default sorting behavior. The library allows for multiple changes to be grouped into a single atomic batch, ensuring data integrity during updates. Additionally, users can create a temporary snapshot for a consistent view of the data at any given moment. The library supports both forward and backward iteration through the stored data, enhancing flexibility during data access. Data is automatically compressed using the Snappy compression algorithm to optimize storage efficiency. Moreover, interactions with the external environment, such as file system operations, are managed through a virtual interface, giving users the ability to customize how the library interacts with the operating system. In practical applications, we utilize a database containing one million entries, where each entry consists of a 16-byte key and a 100-byte value. Notably, the values used in benchmarking compress to approximately half of their original size, allowing for significant space savings. We provide detailed performance metrics for sequential reads in both forward and reverse directions, as well as the effectiveness of random lookups, to showcase the library's capabilities. This comprehensive performance analysis aids developers in understanding how to optimize their use of LevelDB in various applications.

Upscaledb is a high-speed key-value database that enhances storage efficiency and algorithms based on the unique characteristics of your data. It features optional compression that minimizes both file size and input/output operations, allowing for more data to reside in memory, which boosts performance and scalability during extensive table scans for querying and analyzing information. Upscaledb is capable of supporting all functionalities typical of a conventional SQL database, customized to align with the specific requirements of your application, and can be seamlessly integrated into your software. With its incredibly swift analytical capabilities and efficient database cursors, it serves as an ideal solution for processing data in scenarios where traditional SQL databases may falter in speed. This versatile database has found its applications across tens of millions of desktops, as well as on cloud servers, mobile devices, and various embedded systems. In a specific benchmark, a comprehensive table scan was conducted over 50 million records, yielding the highest retrieval speed, with the records set up as uint32 values, showcasing its remarkable efficiency. Furthermore, this performance highlights the potential of upscaledb to handle large datasets with ease, making it a preferred choice for developers seeking optimal data management solutions.

FoundationDB operates as a multi-model database, enabling the storage of various data types within a single system. Its Key-Value Store component ensures that all information is securely stored, distributed, and replicated. The installation, scaling, and management of FoundationDB are straightforward, benefiting from a distributed architecture that effectively scales and handles failures while maintaining the behavior of a singular ACID database. It delivers impressive performance on standard hardware, making it capable of managing substantial workloads at a minimal cost. With years of production use, FoundationDB has been reinforced through practical experience and insights gained over time. Additionally, its backup system is unparalleled, utilizing a deterministic simulation engine for testing purposes. We invite you to become an active member of our open-source community, where you can engage in both technical and user discussions on our forums and discover ways to contribute to the project. Your involvement can help shape the future of FoundationDB!

Utilize Azure Table storage to manage petabytes of semi-structured data efficiently while keeping expenses low. In contrast to various data storage solutions, whether local or cloud-based, Table storage enables seamless scaling without the need for manual sharding of your dataset. Additionally, concerns about data availability are mitigated through the use of geo-redundant storage, which ensures that data is replicated three times within a single region and an extra three times in a distant region, enhancing data resilience. This storage option is particularly advantageous for accommodating flexible datasets—such as user data from web applications, address books, device details, and various other types of metadata—allowing you to develop cloud applications without restricting the data model to specific schemas. Each row in a single table can possess a unique structure, for instance, featuring order details in one entry and customer data in another, which grants you the flexibility to adapt your application and modify the table schema without requiring downtime. Furthermore, Table storage is designed with a robust consistency model to ensure reliable data access. Overall, it provides an adaptable and scalable solution for modern data management needs.

VMware Tanzu GemFire is a high-speed, distributed in-memory key-value storage solution that excels in executing read and write operations. It provides robust parallel message queues, ensuring continuous availability and an event-driven architecture that can be dynamically scaled without any downtime. As the demand for data storage grows to accommodate high-performance, real-time applications, Tanzu GemFire offers effortless linear scalability. Unlike traditional databases, which may lack the necessary reliability for microservices, Tanzu GemFire serves as an essential caching solution in modern distributed architectures. This platform enables applications to achieve low-latency responses for data retrieval while consistently delivering up-to-date information. Furthermore, applications can subscribe to real-time events, allowing them to quickly respond to changes as they occur. Continuous queries in Tanzu GemFire alert your application when new data becomes accessible, significantly reducing the load on your SQL database and enhancing overall performance. By integrating Tanzu GemFire, organizations can achieve a seamless data management experience that supports their growing needs.

Apache Accumulo enables users to efficiently store and manage extensive data sets across a distributed cluster. It relies on Apache Hadoop's HDFS for data storage and utilizes Apache ZooKeeper to achieve consensus among nodes. While many users engage with Accumulo directly, it also serves as a foundational data store for various open-source projects. To gain deeper insights into Accumulo, you can explore the Accumulo tour, consult the user manual, and experiment with the provided example code. Should you have any inquiries, please do not hesitate to reach out to us. Accumulo features a programming mechanism known as Iterators, which allows for the modification of key/value pairs at different stages of the data management workflow. Each key/value pair within Accumulo is assigned a unique security label that restricts query outcomes based on user permissions. The system operates on a cluster configuration that can incorporate one or more HDFS instances, providing flexibility as data storage needs evolve. Additionally, nodes within the cluster can be dynamically added or removed in response to changes in the volume of data stored, enhancing scalability and resource management.

KeyDB ensures complete compatibility with Redis modules, APIs, and protocols, allowing for a seamless integration that retains the functionality of your existing clients, scripts, and configurations. You can effortlessly switch to KeyDB while maintaining this compatibility. Its Multi-Master mode provides a single replicated dataset across multiple nodes, facilitating both read and write operations. Additionally, nodes can be replicated across different regions to achieve submillisecond latencies for local clients. With Cluster mode, the dataset can be divided across shards, enabling limitless read and write scalability while simultaneously supporting high availability through replica nodes. KeyDB also introduces new community-driven commands that enhance your ability to manipulate data. You can create your own commands and features using JavaScript via the ModJS module, which allows for the writing of functions in JavaScript that can be directly invoked by KeyDB. An example of a JavaScript function that could be loaded with this module is provided on the left, demonstrating how it can be called directly from your client, showcasing the flexibility and power of KeyDB. This capability not only enhances your data handling but also fosters a more dynamic interaction with your database environment.

LedisDB is a fast NoSQL database system and library developed in Go. While it shares similarities with Redis, it distinguishes itself by storing data on disk. The library accommodates various data structures such as key-value pairs, lists, hashes, sorted sets, and sets. Additionally, LedisDB has evolved to support multiple backend databases, enhancing its versatility and usability for different applications. This makes it an appealing choice for developers seeking efficient data storage solutions.

Introducing a versatile, open-source multi-cloud platform for contemporary data applications, built on Apache Cassandra™. Achieve global-scale performance with guaranteed 100% uptime while avoiding vendor lock-in. You have the flexibility to deploy on multi-cloud environments, on-premises infrastructures, or use Kubernetes. The platform is designed to be elastic and offers a pay-as-you-go pricing model to enhance total cost of ownership. Accelerate your development process with Stargate APIs, which support NoSQL, real-time interactions, reactive programming, as well as JSON, REST, and GraphQL formats. Bypass the difficulties associated with managing numerous open-source projects and APIs that lack scalability. This solution is perfect for various sectors including e-commerce, mobile applications, AI/ML, IoT, microservices, social networking, gaming, and other highly interactive applications that require dynamic scaling based on demand. Start your journey of creating modern data applications with Astra, a database-as-a-service powered by Apache Cassandra™. Leverage REST, GraphQL, and JSON alongside your preferred full-stack framework. This platform ensures that your richly interactive applications are not only elastic but also ready to gain traction from the very first day, all while offering a cost-effective Apache Cassandra DBaaS that scales seamlessly and affordably as your needs evolve. With this innovative approach, developers can focus on building rather than managing infrastructure.

Oversee and protect the entire data lifecycle from the Edge to AI across any cloud platform or data center. Functions seamlessly within all leading public cloud services as well as private clouds, providing a uniform public cloud experience universally. Unifies data management and analytical processes throughout the data lifecycle, enabling access to data from any location. Ensures the implementation of security measures, regulatory compliance, migration strategies, and metadata management in every environment. With a focus on open source, adaptable integrations, and compatibility with various data storage and computing systems, it enhances the accessibility of self-service analytics. This enables users to engage in integrated, multifunctional analytics on well-managed and protected business data, while ensuring a consistent experience across on-premises, hybrid, and multi-cloud settings. Benefit from standardized data security, governance, lineage tracking, and control, all while delivering the robust and user-friendly cloud analytics solutions that business users need, effectively reducing the reliance on unauthorized IT solutions. Additionally, these capabilities foster a collaborative environment where data-driven decision-making is streamlined and more efficient.

Oracle's database offerings provide clients with cost-effective and high-efficiency options, including the renowned multi-model database management system, as well as in-memory, NoSQL, and MySQL databases. The Oracle Autonomous Database, which can be accessed on-premises through Oracle Cloud@Customer or within the Oracle Cloud Infrastructure, allows users to streamline their relational database systems and lessen management burdens. By removing the intricacies associated with operating and securing Oracle Database, Oracle Autonomous Database ensures customers experience exceptional performance, scalability, and reliability. Furthermore, organizations concerned about data residency and network latency can opt for on-premises deployment of Oracle Database. Additionally, clients who rely on specific versions of Oracle databases maintain full authority over their operational versions and the timing of any updates. This flexibility empowers businesses to tailor their database environments according to their unique requirements.

Store data in its native format for graph, document, and search purposes. Leverage a comprehensive query language that allows for rich access to this data. Map the data directly to the database and interact with it through optimal methods tailored for specific tasks, such as traversals, joins, searches, rankings, geospatial queries, and aggregations. Experience the benefits of polyglot persistence without incurring additional costs. Design, scale, and modify your architectures with ease to accommodate evolving requirements, all while minimizing effort. Merge the adaptability of JSON with advanced semantic search and graph technologies, enabling the extraction of features even from extensive datasets, thereby enhancing data analysis capabilities. This combination opens up new possibilities for handling complex data scenarios efficiently.

In-Memory Computing Platform. Digital world is different. Microseconds are important. The world's most important organizations rely on us for powering their most sensitive applications at scale. If they meet the current requirement for immediate access, new data-enabled apps can transform your business. Hazelcast solutions can be used to complement any database and deliver results that are much faster than traditional systems of record. Hazelcast's distributed architecture ensures redundancy and continuous cluster up-time, as well as always available data to support the most demanding applications. The capacity grows with demand without compromising performance and availability. The cloud delivers the fastest in-memory data grid and third-generation high speed event processing.