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DBMS > Alibaba Cloud Table Store vs. CrateDB vs. NCache vs. NebulaGraph vs. Oracle Coherence

System Properties Comparison Alibaba Cloud Table Store vs. CrateDB vs. NCache vs. NebulaGraph vs. Oracle Coherence

Editorial information provided by DB-Engines
NameAlibaba Cloud Table Store  Xexclude from comparisonCrateDB  Xexclude from comparisonNCache  Xexclude from comparisonNebulaGraph  Xexclude from comparisonOracle Coherence  Xexclude from comparison
DescriptionA fully managed Wide Column Store for large quantities of semi-structured data with real-time accessDistributed Database based on LuceneOpen-Source and Enterprise in-memory Key-Value StoreA distributed, linear scalable, high perfomant Graph DBMSOracles in-memory data grid solution
Primary database modelWide column storeDocument store
Spatial DBMS
Search engine
Time Series DBMS
Vector DBMS
Key-value storeGraph DBMSKey-value store
Secondary database modelsRelational DBMSDocument store
Search engine infoUsing distributed Lucene
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#297  Overall
#11  Wide column stores
Score0.71
Rank#227  Overall
#37  Document stores
#5  Spatial DBMS
#16  Search engines
#19  Time Series DBMS
#9  Vector DBMS
Score0.96
Rank#195  Overall
#29  Key-value stores
Score2.23
Rank#116  Overall
#10  Graph DBMS
Score1.97
Rank#129  Overall
#22  Key-value stores
Websitewww.alibabacloud.com/­product/­table-storecratedb.comwww.alachisoft.com/­ncachegithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
www.oracle.com/­java/­coherence
Technical documentationwww.alibabacloud.com/­help/­en/­tablestorecratedb.com/­docswww.alachisoft.com/­resources/­docsdocs.nebula-graph.iodocs.oracle.com/­en/­middleware/­standalone/­coherence
DeveloperAlibabaCrateAlachisoftVesoft Inc.Oracle
Initial release20162013200520192007
Current release5.3.3, April 202414.1, August 2023
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoEnterprise Edition availableOpen Source infoApache Version 2.0 + Common Clause 1.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
CrateDB Cloud: a distributed SQL database that spreads data and processing across an elastic cluster of shared nothing nodes. CrateDB Cloud enables data insights at scale on Microsoft Azure, AWS and Google Cloud Platform.
Implementation languageJavaC#, .NET, .NET Core, JavaC++Java
Server operating systemshostedAll Operating Systems, including Kubernetes with CrateDB Kubernetes Operator supportLinux
Windows
LinuxAll OS with a Java VM
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)schema-freeStrong typed schemaschema-free
Typing infopredefined data types such as float or dateyesyespartial infoSupported data types are Lists, Queues, Hashsets, Dictionary and Counteryesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonononono
Secondary indexesnoyesyesyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.no
SQL infoSupport of SQLnoyes, but no triggers and constraints, and PostgreSQL compatibilitySQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.SQL-like query languageno
APIs and other access methodsHTTP APIADO.NET
JDBC
ODBC
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
IDistributedCache
JCache
LINQ
Proprietary native API
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
JCache
JPA
RESTful HTTP API
Supported programming languagesJava
Python
.NET
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
R
Ruby infocommunity maintained client
Scala infocommunity maintained client
.Net
.Net Core
C#
Java
JavaScript (Node.js)
Python
Scala
.Net
C++
Go
Java
PHP
Python
.Net
C++
Java
Server-side scripts infoStored proceduresnouser defined functions (Javascript)no infosupport for stored procedures with SQL-Server CLRuser defined functionsno
Triggersnonoyes infoNotificationsyes infoLive Events
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceShardingyesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceConfigurable replication on table/partition-levelyes, with selectable consistency levelCausal Clustering using Raft protocolyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Read-after-write consistency on record level
Eventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Immediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynononoyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic single-row operationsno infounique row identifiers can be used for implementing an optimistic concurrency control strategyoptimistic locking and pessimistic lockingACIDconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infousing RocksDByes infooptionally
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesyesyes
User concepts infoAccess controlAccess rights based on subaccounts and tokensrights management via user accountsAuthentication to access the cache via Active Directory/LDAP (possible roles: user, administrator)Role-based access controlauthentification to access the cache via certificates or http basic authentication
More information provided by the system vendor
Alibaba Cloud Table StoreCrateDBNCacheNebulaGraphOracle Coherence
Specific characteristicsThe enterprise database for time series, documents, and vectors. Distributed - Native...
» more
NCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesResponse time in milliseconds: e ven for complex ad-hoc queries. Massive scaling...
» more
NCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more
NebulaGraph boasts the world's only graph database solution that is able to host...
» more
Typical application scenarios​ IoT: accelerate your IIoT projects with CrateDB, delivering real-time analytics...
» more
NCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersAcross all continents, CrateDB is used by companies of all sizes to meet the most...
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Companies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metricsThe CrateDB open source project was started in 2013 Honorable Mention in 2021 Gartner®...
» more
Market Leader in .NET Distributed Caching since 2005.
» more
At our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing modelsSee CrateDB pricing >
» more
NCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more
NebulaGraph is open source and free to use under Apache 2.0 license.
» more

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More resources
Alibaba Cloud Table StoreCrateDBNCacheNebulaGraphOracle Coherence
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