DBMS > MongoDB vs. TiDB vs. VelocityDB
System Properties Comparison MongoDB vs. TiDB vs. VelocityDB
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|Editorial information provided by DB-Engines|
|Name||MongoDB Xexclude from comparison||TiDB Xexclude from comparison||VelocityDB Xexclude from comparison|
|Description||One of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructure||TiDB is an open source distributed SQL database that supports Hybrid Transactional/Analytical Processing (HTAP) workloads. It is MySQL compatible and features horizontal scalability, strong consistency, and high availability.||A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)|
|Primary database model||Document store||Relational DBMS||Graph DBMS|
Object oriented DBMS
|Secondary database models||Spatial DBMS|
Search engine integrated Lucene index, currently in MongoDB Atlas only.
Time Series DBMS Time Series Collections introduced in Release 5.0
Vector DBMS currently available in the MongoDB Atlas cloud service only
|Developer||MongoDB, Inc||PingCAP, Inc.||VelocityDB Inc|
|Current release||6.0.7, June 2023||7.2.0, June 2023||7.x|
|License Commercial or Open Source||Open Source MongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.||Open Source Apache 2.0||commercial|
|Cloud-based only Only available as a cloud service||no MongoDB available as DBaaS (MongoDB Atlas)||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|MongoDB Atlas: Global multi-cloud database with unmatched data distribution and mobility across AWS, Azure, and Google Cloud, built-in automation for resource and workload optimization, and so much more.||TiDB Cloud: Fully-managed TiDB Service. Bring everything great about TiDB to the cloud.|
|Implementation language||C++||Go, Rust||C#|
|Server operating systems||Linux|
|Linux||Any that supports .NET|
|Data scheme||schema-free Although schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.||yes||yes|
|Typing predefined data types such as float or date||yes string, integer, double, decimal, boolean, date, object_id, geospatial||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||no|
|SQL Support of SQL||Read-only SQL queries via the MongoDB Atlas SQL Interface||yes||no|
|APIs and other access methods||GraphQL|
proprietary protocol using JSON
|Supported programming languages||Actionscript unofficial driver|
Clojure unofficial driver
ColdFusion unofficial driver
D unofficial driver
Dart unofficial driver
Delphi unofficial driver
Groovy unofficial driver
Lisp unofficial driver
Lua unofficial driver
MatLab unofficial driver
PowerShell unofficial driver
Prolog unofficial driver
R unofficial driver
Smalltalk unofficial driver
|Triggers||yes in MongoDB Atlas only||no||Callbacks are triggered when data changes|
|Partitioning methods Methods for storing different data on different nodes||Sharding Partitioned by hashed, ranged, or zoned sharding keys. Live resharding allows users to change their shard keys as an online operation with zero downtime.||horizontal partitioning (by key range)||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-Source deployments with MongoDB Atlas Global Clusters|
|Using Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes||yes with TiSpark Connector||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency can be individually decided for each read operation|
Immediate Consistency default behaviour
|Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||no typically not used, however similar functionality with DBRef possible||yes full support since version 6.6||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||Multi-document ACID Transactions with snapshot isolation||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes optional, enabled by default||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes In-memory storage engine introduced with MongoDB version 3.2||no||yes|
|User concepts Access control||Access rights for users and roles||Fine grained access rights according to SQL-standard||Based on Windows Authentication|
|More information provided by the system vendor|
|Specific characteristics||MongoDB provides an integrated suite of cloud database and data services to accelerate...|
|TiDB is an advanced open-source, distributed SQL database for modern application...|
|Competitive advantages||Built around the flexible document data model and unified API, MongoDB is a developer...|
|- HORIZONTAL SCALING : TiDB grants total transparency into your data workloads without...|
|Typical application scenarios||AI-enriched intelligent apps (Continental, Telefonica, Iron Mountain) Internet of...|
|TiDB is ideal for transactional applications that require extreme scalability and...|
|Key customers||ADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...|
|Block, Pinterest, Catalyst, Bolt, Capcom, Shopee (E-commerce), JD Cloud & AI (Cloud...|
|Market metrics||Hundreds of millions downloads, over 150,000+ Atlas clusters provisioned every month...|
|34K+ GitHub stars 5K+ members in TiDB Community Slack 1K+ community contributors...|
|Licensing and pricing models||MongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...|
|TiDB Community : Free open source software (Apache 2.0) TiDB Self-Hosted : Enterprise...|
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|3rd parties||CData: Connect to Big Data & NoSQL through standard Drivers.|
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