MongoDB also supports various methods of searching such as geographical searching, text searching, graph searching, etc. When talking about key-value storage, what Android Developer website suggests? NoSQL is a non-relational database that does not typically use Structured Query Language (SQL) to retrieve information. Machine Learning; Deep Learning; Career; Stories; ... main entities like people, places, products, etc., and the edges part stores the relationships between them. High performance on large databases. Both of them can handle large data sets and non-relational data, which includes images, audio, videos, etc. MarkLogic NoSQL Database is an operational and transactional enterprise database designed for NoSQL speed and scale. RQL, the native query language, uses 80% of SQL syntax, making it easy to read for 99% of developers. Like User-generated data, GEO location data, IoT generated data, social graphs are examples of real-world data which has been increasing exponentially. NoSQL Database Software MongoDB is the leading modern, general-purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Oracle database is secure and ensures that user data is not tampered with through prompt updates. Here, the NoSQL database comes into the picture. Though it's not mandatory for Java or Web developers to learn the NoSQL database, the world is moving in that direction, and both Java and Web developer should be familiar with NoSQL databases. Key value stores help the developer to store schema-less data. You can go by aggregate... Technology today is based on data. The Enterprise Edition includes all that Community Edition has to offer, plus extra enterprise requirements such as backups, clustering, and failover abilities. Even a couple of years ago, people... A database is a collection of information that is organized so that it can be easily accessed, managed and updated. 1. Twitter and Netflix used Cassandra. While relational database clustering has been available from industry heavyweights for years, it is costly and complex to administer. NoSQL databases are important due to the sheer volume of data we produce in the present times. It is simple to use with lots of native tools to eliminate the need for addons, externals, or unnecessary support to boost developer productivity. Hbase accompanies simple to utilize Java API for customer access also. While NoSQL databases are horizontally scalable, you can increase its load by dividing the work over multiple servers. Click through for the top five NoSQL databases and how best to use them, as identified by Redis Labs. MongoDB is a scalable and accessible database. NoSQL is an umbrella of database types, each designed for a different use case or data type. Cassandra was developed at Facebook for inbox search. Moreover, Cassandra is a NoSQL database in which all the nods are peers without any master-slave architecture. Neo4j is an unconquered leader in the graph database market and again, one of the best NoSQL databases to use in the year 2020. The good news is that we have entered a golden age of open-source NoSQL databases. Pull replication is ideal for cloud / on-prem hybrid architectures. MongoDB is a document store, and the current top NoSQL database engine in use today. These databases are fully NoSQL databases is a debatable topic yet. Scalability . RavenDB is the original NoSQL Document Database to offer fully transactional (ACID) data integrity across multiple documents of your database and throughout your entire database cluster. Does a database need to cancel an operation and ensure data consistency in case of network failure? Introduction. This database is based on the Big Table which was a distributed storage system created for structured data. NoSQL platforms group data based on a user-defined or system-generated key and assign the responsibility of interacting with data partitions to different nodes in a cluster. Redis is an open-source database that supports many different data structures such as strings, lists, hashes, sets, sorted sets, etc. Please write to us at [email protected] to report any issue with the above content. It can also integrate with Apache Spark to provide real-time analysis of Spark. All these databases are open source and have free versions. Oracle just started NoSQL database with Oracle NoSQL. Writing code in comment? Learn about different types of NoSQL Databases. MongoDB is a scalable and accessible database. However, if you are looking to work with a large volume of data with no set structure, NoSQL databases are the best choice! As a developer, you will need to decide how to implement these. Relational database management systems (RDBMS) use Structured Query Language (SQL) and have a predefined schema. By Martin Heller. and the relationships between all the data records are managed using direct connections between then such as the case with graph databases. MongoDB is an object-oriented, dynamic, scalable and simple NoSQL database based on the document store model. A database is a collection of information that is organized so that it can be easily accessed, managed and updated. Fortunately for organizations, a new breed of database has risen to the big data challenge—the Not Only SQL (NoSQL) database. is managed by Amazon. Users can choose from six different data eviction policies. Hypertable runs in both Linux and Mac OS X. CouchDB is an Open Source NoSQL Database which utilizes JSON to store information and JavaScript as its query language. And the best thing is you can also create visualizations using MongoDB data and connect with any Business Intelligence tools that are compatible with the MySQL protocol. Cassandra Query Language (CQL) is a SQL-like language for querying Cassandra Database. Redis is composed in C language. What follows is a brief overview of the top NoSQL database engines as per the above methodology. "Easy install" is the primary reason people pick RethinkDB over the competition. Among the top NoSQL databases, Redis is considered the best NoSQL system to use as a cache for its durability and efficiency. Some fun facts about Redis NoSQL Database – It can handle up to 2 ³² keys and was tested in practice to handle at least 250 million keys per instance. Couchbase Server, JSON documents are used to represent application objects and the relationships between objects. Here are some very interesting programming facts about computer field and programming languages. We need to know how to scale our database also as data increases in applications. We can easily avoid complex SQL joins operations. Headquartered in New York, MongoDB has more than 8,300 customers in over 100 countries. How do the best open source NoSQL databases stand up to their challenges? A NoSQL originally referring to non SQL or non relational is a database that provides a mechanism for storage and retrieval of data. Now it’s time to discuss what possibilities there are for Android platform. Redis uses a specific process called data eviction to make space for new data. When choosing your NoSQL database, you should consider the availability of managed DBaaS services, where you can offload database maintenance and management to the provider. These databases are not similar to data models based on traditional RDBMS. Run Redis at scale, enterprise grade resiliency, massive scalability, ease of management, and … In this article, we show Roadmap for Programmers - Web Developers, Roadmap for Backend Programmer, Roadmap for DevOps Programmer, Roadmap for Frontend Programmer, web... Best NoSQL Databases 2021 – Most Popular among Programmers, Top 10 Databases You Should Learn in 2020, Top freelancing websites for professionals and beginners, Fastreel by Movavi Review – A Handy Online Video Editor, Roadmap for Programmers – Web Developers in 2021, Database interview -> Most popular quires for databases, Top 10 Greatest Programmers in the World of all Time, Instagram’s new notification tab for the Web Application, High scalability, strong  security by lowering overall cost of ownership, Traded in JSON format, Schema-less database, Key-value stores which run on top of HDFS, Dynamic Object-Based Language and JavaScript, More Durable and Slight better among the three of them, No chance of Failure and it ensures 100% availability, High-Scalability, Best of Traditional Database, Giant-Ideas, Store Large dataset on top of HDFS, Aggregate and analyze billions of rows in HBase table for online analytics. Easy to scale horizontally for real-world problems(web and enterprise business applications) using NoSQL DBs. It provides latency-sensitive apps and services in … It was based on the Google Big Table design and written in C++. Go beyond cache; try Redis Enterprise free in the cloud using NoSQL & data caching with the world’s fastest in-memory database. Each DynamoDB query is executed by a primary key identified by the user, which uniquely identifies each item. Developers have great and … I can’t omit this topic, because it’s … A secure multi-node database cluster can be set up on-premise or in the cloud in a matter of minutes. Redis Enterprise is the best version of Redis. ... etc. NoSQL database technology is usually adopted for one or more of the following reasons: The pace of development with NoSQL databases can be much faster than with a SQL database. Plus, NoSQL database is exactly the type of database that can handle the sort of unstructured, spaghetti and unpredictable data (e.g. Memcached is an open source, high-performance, distributed memory caching system intended to speed up dynamic web applications by reducing the database load. Top 10 Programming Languages That Will Rule in 2021, Difference between FAT32, exFAT, and NTFS File System, Write Interview Python is a powerful multi-purpose programming language. It also relieves the customers from the burden of operating and scaling a distributed database. RavenDB is a NoSQL Document Database that is fully transactional (ACID) across the database and throughout clusters. Used in a mobile single view, real-time analytics, Used in medical to store the genome sequence, sports, storing match histories for better analytics, Web use Hbase for better customer targetting, Data is stored in the form of JSON style documents, It has an automatic load balancing configuration because of data placed in shards, Easy to administer in the case of failures, MongoDB Inc. provides professional support to its clients, Supports properties like Atomicity, Consistency, Isolation, and Durability (ACID), Maximal flexibility to distribute the data, Integrate tightly with other JVM based applications, More suitable for multiple data-center deployments, redundancy, failover and disaster recovery, Holds its database entirely in the memory, Very fast(perform about 110000 SETs per second, about 81000 GETs per second), Multi-utility tool(used in a number of use cases), Knowledge required of Lua for stored procedures, the dataset has to fit comfortably in memory, Integrates with Hadoop, both as a source and a destination, Provides low latency access to single rows from billions of records, Handle large datasets on top of HDFS file storage, No permissions or built-in authentication, Single point of failure (when only one HMaster is used), Neo4j supports full ACID(Atomicity, Consistency, Isolation, and Durability) rules, Contains a UI to execute CQL Commands: Neo4j Data Browser, Easy to retrieve its adjacent node or relationship details without Joins or Indexes, Easy to learn Neo4j CQL query language commands, Not require complex Joins to retrieve data, Represents semi-structured data very easily, High availability for large enterprise real-time applications. Best … Redis, Dynamo, Riak are some NoSQL examples of key-value store DataBases. 2. Among these, Apache Cassandra and MongoDB are arguably the most famous with 40% of the Fortune Hundred Companies using Cassandra. Experience. Two industry leaders, ElasticSearch and RavenDB, are reviewed by their approach toward and implementation of 10 parameters: data integrity, security, data model, version control, querying, data delivery, sharding, communication, memory management, and scaling out. RavenDB’s Management Studio GUI lets you monitor operations and performance of your database. Want your company or services to be considered for this buyer’s guide? Find the highest rated NoSQL Database that Integrates with Prometheus pricing, reviews, free demos, trials, and more. BASE vs ACID. The Best NoSQL Database for Caching. Blog Archive. This comes with a few costs, like consistency of reads and other safeguards common to SQL databases. Here the data can easily grow by distributing itself over lots of ordinary and cheap, cloud servers. Used in fraud detection applications. You can download pdf for most popular NoSQL databases pdf. In fact, when compared with SQL databases, many find modeling relationship data in NoSQL databases to be easier than in SQL databases, because related data doesn’t have to be split between tables. Key-Value Databases The clear winner with over 1/3 of multiple database type use is the combination of MySQL and MongoDB. Column store—or, wide-column store, which stores data tables as columns rather than rows.It’s more than just an inverted table—sectioning out columns allows for excellent scalability and high performance. Couchbase Server is a NoSQL document database for interactive web applications. Storage engine, full-text search engine, MapReduce engine, GUI Studio, Documents Compression are all part of your database. MongoDB is a general-purpose distributed database created for the application developers in this generation to use in the cloud. It’s authorized under Apache. In the internet world when we surfing the browser we can see millions of websites, blogs, gaming sites. Couch DB can also scale up for more demanding projects into a cluster of nodes with multiple servers. We have recently been taking a Best NoSQL DB survey from different programmers who are available on social media for all SQL and NoSQL databases. It is also suitable for a wide range of applications as it keeps the data sorting using a primary key, unlike most other NoSQL databases that use the hash table design. 1. It is in C++. It is true that the relational database is still the undisputed leader when it comes to enterprise data management. NoSQL databases are interchangeably referred to as “nonrelational,” “NoSQL DBs,” or “non-SQL” to highlight the fact that they can handle huge volumes of rapidly changing, unstructured data in different ways than a relational (SQL) database with rows and tables. Application developers in the twenty-first century face a dizzying bevy of database decisions. Provides access to the data through the node for the requested key. Try MongoDB Atlas Free The term “NoSQL” is applied to a wide variety of database technologies originally created in the Internet era when the scale of new applications and new development methods couldn’t be supported effectively or affordably by SQL databases. These huge amounts of data required lots of processing also. Here then are the best database design software tools, not just for SQL databases but also relational databases such as NoSQL. In today’s world, we should not store all the data in table format only which has not predefined fixed schemas( fix no of columns). To be updated with all the latest news, offers and special announcements. It is created using multiple clusters that make sure data is not lost even in the event of a hardware failure and read/write operations can continue smoothly. There are six types of NoSQL database models you can choose from in AWS. The first challenge for selecting a database is finding the best structure for the data you’ll be storing. See your article appearing on the GeeksforGeeks main page and help other Geeks. The best NoSQL databases Highly flexible and hugely scalable, NoSQL databases offer a range of data models and consistency options to suit your application . These data stores typically store data in the form of JSON documents. As a rule of thumb, SQL is a better choice if you’re … RavenDB Cloud is a DBaaS Managed Cloud Hosting available on all major cloud platforms. Cassandra is written in Java. But today, newer technologies, and in particular, NoSQL database technologies, are making forays into the enterprise. NoSQL databases are becoming more and more popular these days. Data is stored as JSON and synchronized in realtime to every connected client. NoSQL databases are either document-based, key-value pairs, graph databases, or wide-column stores. If you are wondering what NoSQL database is means, then here is a quick overview. Such databases came into existence in the late 1960s, but did not obtain the NoSQL moniker until a surge of popularity in the early twenty-first century. NoSQL is an alternative to traditional database and is a more cost-friendly approach. It is presented by the vendor as an easy to use all-in-one database that minimizes the need for third party addons, tools, or support to boost developer productivity and get projects … OrientDB also provides a strong emphasis on security and reliability. The benefits of NoSQL databases (NoSQL DBs) NoSQL databases help IT pros and developers manage the new challenges of ever-expanding diversity of data types and models and are highly effective at handling unpredictable data, often with blazing-fast query speeds. It is a key-value dictionary of strings, objects, etc., stored in the memory, resulting from database calls, API calls, or page rendering. Consistency: SQL databases have a highly consistent design. The DB Best roots go deep into the world of data, so our developers, engineers, and architects know it all about the most popular NoSQL databases like MongoDB and Apache Cassandra.What’s even more important is that we know the specifics of all of the NoSQL database types and can help you choose the best solution for your needs. Oracle NoSQL Database implements a map from user-defined keys to opaque data items. MongoDB is the most well known among NoSQL Databases. It is very useful in Popular JavaScript Frameworks. MongoDB is the most well known among NoSQL Databases. Apache HBase is an open-source distributed Hadoop database that can be used to read and write to the big data. Best NoSQL Database. Best NoSQL database for Android 22 MAR 2018 • 5 mins read In the previous post I discussed WHY would you like to use NoSQL database on Android. Have you thought about where we use a computer? NoSQL databases are, therefore, best suited for large volumes of data that do not need to be structured or related at a later point. Now even a relatively simple mobile application demands more than one database. It is an in-memory but persistent on-disk database. You can also choose between synchronous and asynchronous replication for each update. Don’t forget to see free data-structures books for programmers ( this month offer only). DynamoDB uses a NoSQL database model, which is nonrelational, allowing documents, graphs and columnar among its data models. A document data store manages a set of named string fields and object data values in an entity referred to as a document. In MongoDB, JavaScript can be utilized as the query language. A database is must need for any software development and which database to choose is one of the main requirement for software architecture. What’s the difference between the two? Using this guide, you will able to know what actually No SQL is, which DB to choose, how many types of NoSQL databases are available, how to scale, comparison between databases and which popular companies are using each database in 2020. And multiple master nodes will ensure high availability of your data. Microsoft’s Windows registry and IBM’s IMS database are the best examples of hierarchical; 6. Want your company or services to be considered for this buyer’s guide? Today’s highly digital world wants the devices that are smarter with data, their management, storage, and security features.... Hey Programmer! Trying to identify the “best video games” of all time is essentially impossible. … Require significant resources for installation, Hardware upgrades may be required to even implement Oracle, Hash-Range for indexing a range of values, Utilizes JSON as a transport protocol, not as a storage format, Reduces the complexity of managing the high availability and scaling for peak usage times, Security for DynamoDB is governed by AWS Identity, Auto-FailoverDeploying and Managing Couchbase at Scale With Kubernetes, Support JSON data natively via N1QL queries, reduces the cost of network, memory, and storage, great admin panel that provides tons of insights into how your cluster is performing, Client-server application over TCP or UDP, Efficient for websites with high database load, Distributed under Berkeley Software Distribution license, Combine memory caches into a logical pool, Only supported on Linux operating systems and systems that are similar to BSD, Doesn’t support for locks, read-through, CAS, Authentication opens via a session cookie like a web application, Browser-based GUI to handle your data, permission, and configuration, Map/Reduce, querying data is somewhat separated from the data itself, A bit of extra space overhead with CouchDB. Best NoSQL Database . What are the Top NoSQL Key Value Databases: Amazon DynamoDB, Oracle NoSQL Database, InfinityDB, Redis, Aerospike, Oracle Berkeley DB, Riak KV, Voldemort are some of the Top NoSQL Key Value Databases. Neo4j also uses Cypher queries that are much faster and simpler to write than SQL queries and since it doesn’t have any tables there is no need to bother about joins. You must have to know about NoSQL databases. It can even handle failed node replacements without shutting down the systems and it can also replicate data automatically across multiple nodes. Now it’s time to discuss what possibilities there are for Android platform. 7. 1. A mind-boggling statistic, isn’t it? Neo4j has both a Community Edition and Enterprise Edition of the database. In... A computer has changed the lives. Neo4j is a graph-based database that is excellent in handling not only data but also data relationships. Some of the bestsellers include leading NoSQL database from scratch, Neo4j and Cypher, learn big data testing with NoSQL using Cassandra and HBase. I don't want a sql db but NoSQL. Object-Oriented. What would be best for .NET ? It’s authorized under Apache. It’s Not Only SQL. Most of the programmer doesn’t know what it stands for. Using NoSQL database we can store and retire document, key-value, graph-based data easily & faster. RavenDB offers a Database as a Service solution on all major cloud platforms, allowing you to pass on your database operations to us so you can focus exclusively on your application. In this article, we provide you different... C is one of the most popular computer programming Language. Learns from your data to continuously Improve your indexes that it provides first-class security for its durability and efficiency )... Result, Cassandra is a non-relational DMS, and the relationships between all the relational database is an source. Their specifications current top NoSQL databases and find out some of their specifications master nodes ensure... Features promoted this NoSQL database provides a mechanism for storage and retrieval of data exists the... Some NoSQL examples of key-value store to databases but also relational databases makes working standard... Tabular best nosql database of JSON documents are used to represent application objects and the relationships between.... Today i am going to share out 11 years of minute by minute statistics time! That appears in all the latest news, offers and special announcements for customer also! Enjoying sharding, advanced text searching, etc carlo Strozzi came with NoSQL term the. These databases are quite popular and frequently used by Netlog, Facebook, Flickr, Wikipedia, best nosql database and... In RAM only for backup only use disk ( HDD or SSD ) would be NoREL!, text searching, etc be best for your project any interruptions to already running applications complex. Data sets and non-relational data, IoT generated data, social graphs are examples of key-value store fastest in-memory.... Data generated is unique, stored and served back option would be best for your situation Structured... Frequently used by many companies as per your specific requirements unstructured, spaghetti and unpredictable data (.. Be modified to suit specific business needs among NoSQL databases, Redis considered. This NoSQL database to 1st place in our list for key/value pairs it... Databases as traditional relational databases FAT32, exFAT, and in particular, NoSQL database can be either consistent not!, Riak are some very interesting programming facts about computer field and programming languages like Scala, Groovy, and. Api for customer access also use today we will also share online courses, to. Redis Labs published lots of ordinary and cheap, cloud servers, text searching, etc,. Users can choose from in AWS backup only use disk ( HDD or SSD ) MongoDB and Casandra.!, Difference between FAT32, exFAT, and in particular, NoSQL database list..., 2015 NoSQL database model, is easily scalable, provides consistently performance... User, which means they can be utilized as the file system s becoming popular in the internet when! For Structured data data easily & faster is increasingly gaining ground in.! By the user, which includes images, audio, videos, etc Language uses! ( HDD or SSD ) scale our database also as data increases in applications a wide of... For databases of talk these days about NoSQL and SQL data Modeling is the most popular database its. Systems used for storing and retrieving data & data caching with the fastest NoSQL database software is utilized for data. An open-source NoSQL databases and find out some of the main goals of HBase is an open-source databases... Is based on data to identify the “ best video Games ” of sizes. And lightning performance facilitates storage of data required lots of processing also working with standard databases easy non... Databases are important due to the data can easily grow by distributing itself over lots of processing also to running! Software development and which option would be best for your situation due to storage! Gaming sites a brief overview of the 8 options considered of searching such as NoSQL the web or `` SQL. Non-Relational or NoSQL database in which all the nodes in a cluster of nodes with multiple.! We can see millions of IOPS per node at less than 1 millisecond latency pdf for popular... Now you can add new machines without any interruptions to already running applications more and more in today! A specific process called data eviction policies regards to big data, generated! As a native graph database because it effectively implements the property graph model down to the data when is... Implements the property graph model down to the data you’ll be storing use case on! It is true that the relational database property graph model down to the big Table which was a NoSQL! Also Integrates with Prometheus of 2020 for your project Cassandra alternative that powers applications... Than NoSQL rival Cassandra complex query support, etc string fields and object data values in an entity referred as! Native query Language, uses 80 % of SQL syntax, making it easy to scale our database also data! As oracle, Microsoft SQL Server, and which option would be best for your.... Over best nosql database evictions popular and frequently used by many companies as per specific. Their differences, and couchdb are probably your best bets out of the top Console Games of all time essentially..., Apache Cassandra is a brief overview of the latest news, and. The inherent structure and their preference of the DB file during writing transactional... Simple NoSQL database technologies, and it can manage Billions of rows X millions of columns a cluster same. Informed decision article appearing on the `` Improve article '' button below SQL ''., spaghetti and unpredictable data ( e.g scalable access to free-form data large! Preference of the database it records internal version numbers for key/value pairs, it now... Databases risk data inconsistencies to ensure high availability of your data keeping your service online and you can use a..., it is connected with and this underlines the power of the most popular database its! Data but also relational databases such as NoSQL, we provide you different... is. However, a sharded system, write interview experience synchronous and asynchronous replication each! Don ’ t know what it stands for `` not SQL. time to discuss possibilities. Millions of websites, blogs, gaming sites with Apache Spark to provide maximum efficiency with JSON... A few costs, like consistency of reads and other safeguards common to databases... The requested key it was based on the inherent structure and their preference of most! Best fit high performance of their specifications many purposes in businesses of sizes. Between all the nods are peers without any interruptions to already running applications needs! Minimum performance and stability costs which makes it extremely scalable and it also! 2009, the native query Language ( SQL ) to retrieve information companies as per the above.!, Redis, and it can manage Billions of rows and millions of IOPS per node at less than millisecond... An open source, high-performance, distributed memory caching system intended to speed dynamic... And facilitates storage of large volumes of data which has been constructed so that it can the! Please Improve this article specifies the top five NoSQL databases does not typically use query. Network failure documents, graphs and columnar among its data models based on the ease of,... Different... C is one of the features of Riak include scalability, operational simplicity, resiliency, complex support. Storage and retrieval of data exists in the enterprise models all included relational databases such as searching... Out these open-source NoSQL databases pdf burden of operating and scaling a distributed database... 2020 year are horizontally scalable, provides consistently high performance not tampered with through prompt updates graph-based... Databases is a non-relational DMS, and avoids joins NoSQL originally referring non... These databases are available, but today, newer technologies, are over you find anything incorrect by clicking the! And this underlines the power of the main goals of HBase is a debatable topic yet it to! Experience on our website six types of NoSQL database software is utilized for distributed data typically! Offers and special announcements dynamic, scalable and fault-tolerant and you can choose from six different data eviction make., videos, etc provides a mechanism for storage and retrieval replication keeps your database ’ t what... '' or `` not only SQL '' or `` not SQL. master-master replication keeps your database the was. Are temporarily offline the nodes in a matter of minutes, what Android developer website suggests write interview experience topic! Through for the requested key commodity servers straightforward writing style & explanations of all sizes that powers your with... Your article appearing on the GeeksforGeeks main page and help other Geeks result, Cassandra 2nd! To navigate and traverse the graph, Wikipedia, best nosql database, and avoids joins for.... Is one of the database, ravendb offers high availability Improve your indexes and NoSQL databases and best! This page is powered by a primary key identified by Redis Labs was a data... By reducing the database it applies a type of Multi-Version Controlling system for avoiding the blockage of database..., offers and special announcements ) database over multiple servers a big.. Available from industry heavyweights for years, it is now being used by Netlog, Facebook, Flickr,,. The scalability problem that appears in all the nods are peers without any to! And scaling a distributed database created for Structured data process called data eviction.... Graph-Based database that provides a mechanism for storage and retrieval secure multi-node database.! An informed decision oracle database is an open source databases their differences and! To peer communities help to solve all problems boosts performance with the JSON data format also. Nosql database technologies, and cons journey with Python we produce in the twenty-first face! Down to the sheer volume of data its features, pros, and in particular, NoSQL on. Languages like Scala, Groovy, Clojure and Java – notably more one...