DBMS > ArcadeDB vs. Dgraph vs. Drizzle vs. EsgynDB vs. Yandex Database (YDB)

System Properties Comparison ArcadeDB vs. Dgraph vs. Drizzle vs. EsgynDB vs. Yandex Database (YDB)

Editorial information provided by DB-Engines
Name	ArcadeDB  Xexclude from comparison	Dgraph  Xexclude from comparison	Drizzle  Xexclude from comparison	EsgynDB  Xexclude from comparison	Yandex Database (YDB)  Xexclude from comparison
			Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
Description	Fast and scalable multi-model DBMS, originally forked from OrientDB but most of the code has been rewritten	Distributed and scalable native Graph DBMS	MySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.	Enterprise-class SQL-on-Hadoop solution, powered by Apache Trafodion	A distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database model	Document store Graph DBMS Key-value store Time Series DBMS in next version	Graph DBMS	Relational DBMS	Relational DBMS	Document store Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.13 Rank #305   Overall #40   Document stores #27   Graph DBMS #44   Key-value stores #27   Time Series DBMS	Score 1.38 Rank #145   Overall #11   Graph DBMS		Score 0.19 Rank #292   Overall #137   Relational DBMS	Score 0.53 Rank #235   Overall #36   Document stores #113   Relational DBMS
Website	arcadedb.com	dgraph.io		www.esgyn.cn	cloud.yandex.com/­en/­services/­ydb github.com/­ydb-platform/­ydb ydb.tech
Technical documentation	docs.arcadedb.com	dgraph.io/­docs			cloud.yandex.com/­en/­docs/­ydb ydb.tech/­en/­docs
Developer	Arcade Data	Dgraph Labs, Inc.	Drizzle project, originally started by Brian Aker	Esgyn	Yandex
Initial release	2021	2016	2008	2015	2019
Current release	September 2021		7.2.4, September 2012
License Commercial or Open Source	Open Source Apache Version 2.0	Open Source Apache 2.0	Open Source GNU GPL	commercial	Open Source Apache 2.0; commercial license available
Cloud-based only Only available as a cloud service	no	no	no	no	no
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Implementation language	Java	Go	C++	C++, Java
Server operating systems	All OS with a Java VM	Linux OS X Windows	FreeBSD Linux OS X	Linux	Linux
Data scheme	schema-free	schema-free	yes	yes	Flexible Schema (defined schema, partial schema, schema free)
Typing predefined data types such as float or date	yes	yes	yes	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		no	no
Secondary indexes	yes	yes	yes	yes	yes
SQL Support of SQL	SQL-like query language, no joins	no	yes with proprietary extensions	yes	SQL-like query language (YQL)
APIs and other access methods	JDBC MongoDB API OpenCypher PostgreSQL wire protocol Redis API RESTful HTTP/JSON API TinkerPop Gremlin	GraphQL query language gRPC (using protocol buffers) API HTTP API	JDBC	ADO.NET JDBC ODBC	RESTful HTTP API (DynamoDB compatible)
Supported programming languages	Java	C# C++ Go Java JavaScript (Node.js) PHP Python Ruby	C C++ Java PHP	All languages supporting JDBC/ODBC/ADO.Net	Go Java JavaScript (Node.js) PHP Python
Server-side scripts Stored procedures		no	no	Java Stored Procedures	no
Triggers		no	no hooks for callbacks inside the server can be used.	no
Partitioning methods Methods for storing different data on different nodes		yes	Sharding	Sharding	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	Source-replica replication	Synchronous replication via Raft	Multi-source replication Source-replica replication	Multi-source replication between multi datacenters	Active-passive shard replication
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	yes	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency		Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	yes relationship in graphs	no	yes	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	ACID	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.				no	no
User concepts Access control		no Planned for future releases	Pluggable authentication mechanisms e.g. LDAP, HTTP	fine grained access rights according to SQL-standard	Access rights defined for Yandex Cloud users
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More resources
	ArcadeDB	Dgraph	Drizzle	EsgynDB	Yandex Database (YDB)
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