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DBMS > Alibaba Cloud TSDB vs. Memcached vs. OpenSearch vs. RavenDB

System Properties Comparison Alibaba Cloud TSDB vs. Memcached vs. OpenSearch vs. RavenDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonMemcached  Xexclude from comparisonOpenSearch  Xexclude from comparisonRavenDB  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceIn-memory key-value store, originally intended for cachingA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneOpen Source Operational and Transactional Enterprise NoSQL Document Database
Primary database modelTime Series DBMSKey-value storeSearch engineDocument store
Secondary database modelsVector DBMSGraph DBMS
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#300  Overall
#24  Time Series DBMS
Score16.84
Rank#32  Overall
#4  Key-value stores
Score16.31
Rank#36  Overall
#4  Search engines
Score2.68
Rank#102  Overall
#19  Document stores
Websitewww.alibabacloud.com/­product/­hitsdbwww.memcached.orggithub.com/­opensearch-project
opensearch.org
ravendb.net
Technical documentationwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbgithub.com/­memcached/­memcached/­wikiopensearch.org/­docs/­latestravendb.net/­docs
DeveloperAlibabaDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalAmazon Web ServicesHibernating Rhinos
Initial release200320212010
Current release1.6.29, June 20242.5.0, January 20235.4, July 2022
License infoCommercial or Open SourcecommercialOpen Source infoBSD licenseOpen Source infoApache Version 2.0Open Source infoAGPL version 3, commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
Implementation languageCJavaC#
Server operating systemshostedFreeBSD
Linux
OS X
Unix
Windows
All OS with a Java VMLinux
macOS
Raspberry Pi
Windows
Data schemeschema-freeschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsnoyesno
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.no
Secondary indexesnonoyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLnonoSQL-like query languageSQL-like query language (RQL)
APIs and other access methodsHTTP RESTProprietary protocolJava API
RESTful HTTP/JSON API
.NET Client API
F# Client API
Go Client API
Java Client API
NodeJS Client API
PHP Client API
Python Client API
RESTful HTTP API
Supported programming languagesJava.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
.Net
C#
F#
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresnonoyesyes
Triggersnonoyes infoby using the 'percolation' featureyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallityyesMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allDefault ACID transactions on the local node (eventually consistent across the cluster). Atomic operations with cluster-wide ACID transactions. Eventual consistency for indexes and full-text search indexes.
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACID, Cluster-wide transaction available
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess managed on TSDB instance levelyes infousing SASL (Simple Authentication and Security Layer) protocolAuthorization levels configured per client per database
More information provided by the system vendor
Alibaba Cloud TSDBMemcachedOpenSearchRavenDB
Specific characteristicsOpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
Competitive advantagesDistributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
Typical application scenariosThe OpenSearch platform is used across a broad range of search , analytics, and observability...
» more
Licensing and pricing modelsThe OpenSearch Project offers open source software licensed under Apache License...
» more

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More resources
Alibaba Cloud TSDBMemcachedOpenSearchRavenDB
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