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DBMS > LevelDB vs. SwayDB vs. Transwarp StellarDB

System Properties Comparison LevelDB vs. SwayDB vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonSwayDB  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA distributed graph DBMS built for enterprise-level graph applications
Primary database modelKey-value storeKey-value storeGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.32
Rank#100  Overall
#16  Key-value stores
Score0.03
Rank#385  Overall
#60  Key-value stores
Score0.06
Rank#370  Overall
#40  Graph DBMS
Websitegithub.com/­google/­leveldbswaydb.simer.auwww.transwarp.cn/­en/­product/­stellardb
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.md
DeveloperGoogleSimer PlahaTranswarp
Initial release20112018
Current release1.23, February 2021
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoGNU Affero GPL V3.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++Scala
Server operating systemsIllumos
Linux
OS X
Windows
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or datenono
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.nono
Secondary indexesnono
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsOpenCypher
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Java
Kotlin
Scala
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesnonenonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoAtomic execution of operations
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlnonoyes

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More resources
LevelDBSwayDBTranswarp StellarDB
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