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DBMS > OpenTSDB vs. Realm vs. SurrealDB vs. WakandaDB

System Properties Comparison OpenTSDB vs. Realm vs. SurrealDB vs. WakandaDB

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Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonRealm  Xexclude from comparisonSurrealDB  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBaseA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataA fully ACID transactional, developer-friendly, multi-model DBMSWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelTime Series DBMSDocument storeDocument store
Graph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score7.60
Rank#52  Overall
#9  Document stores
Score0.86
Rank#203  Overall
#34  Document stores
#18  Graph DBMS
Score0.03
Rank#364  Overall
#17  Object oriented DBMS
Websiteopentsdb.netrealm.iosurrealdb.comwakanda.github.io
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmlrealm.io/­docssurrealdb.com/­docswakanda.github.io/­doc
Developercurrently maintained by Yahoo and other contributorsRealm, acquired by MongoDB in May 2019SurrealDB LtdWakanda SAS
Initial release2011201420222012
Current releasev1.1.1, January 20242.7.0 (April 29, 2019), April 2019
License infoCommercial or Open SourceOpen Source infoLGPLOpen SourceOpen SourceOpen Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaRustC++, JavaScript
Server operating systemsLinux
Windows
Android
Backend: server-less
iOS
Windows
Linux
macOS
Windows
Linux
OS X
Windows
Data schemeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesyesyes
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.nonono
Secondary indexesnoyes
SQL infoSupport of SQLnonoSQL-like query languageno
APIs and other access methodsHTTP API
Telnet API
GraphQL
RESTful HTTP API
WebSocket
RESTful HTTP API
Supported programming languagesErlang
Go
Java
Python
R
Ruby
.Net
Java infowith Android only
Objective-C
React Native
Swift
Deno
Go
JavaScript (Node.js)
Rust
JavaScript
Server-side scripts infoStored proceduresnono inforuns within the applications so server-side scripts are unnecessaryyes
Triggersnoyes infoChange Listenersyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBasenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBasenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoIn-Memory realmno
User concepts infoAccess controlnoyesyes, based on authentication and database rulesyes

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More resources
OpenTSDBRealmSurrealDBWakandaDB
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