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DBMS > LevelDB vs. OpenTenBase vs. Sqrrl vs. StarRocks vs. Tkrzw

System Properties Comparison LevelDB vs. OpenTenBase vs. Sqrrl vs. StarRocks vs. Tkrzw

Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonOpenTenBase  Xexclude from comparisonSqrrl  Xexclude from comparisonStarRocks  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparison
Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesAn enterprise-level distributed HTAP open source database based on PostgreSQLAdaptable, secure NoSQL built on Apache AccumuloAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache DorisA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet
Primary database modelKey-value storeRelational DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Relational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.35
Rank#111  Overall
#19  Key-value stores
Score0.00
Rank#383  Overall
#158  Relational DBMS
Score1.04
Rank#189  Overall
#88  Relational DBMS
Score0.00
Rank#383  Overall
#60  Key-value stores
Websitegithub.com/­google/­leveldbgithub.com/­OpenTenBase/­OpenTenBase
www.opentenbase.org
sqrrl.comwww.starrocks.iodbmx.net/­tkrzw
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddocs.opentenbase.org
docs.opentenbase.org/­en
docs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_intro
DeveloperGoogleOpenAtom Foundation, previously TencentAmazon infooriginally Sqrrl Data, Inc.The Linux Foundation infosince Feb 2023Mikio Hirabayashi
Initial release2011201220202020
Current release1.23, February 20212.5, January 20242.5.3, March 20230.9.3, August 2020
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoBSD-3commercialOpen Source infoApache Version 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++JavaC++, JavaC++
Server operating systemsIllumos
Linux
OS X
Windows
LinuxLinuxLinuxLinux
macOS
Data schemeschema-freeyesschema-freeyesschema-free
Typing infopredefined data types such as float or datenoyesyesyesno
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 indexesnoyesyesyes
SQL infoSupport of SQLnoyesnoyesno
APIs and other access methodsAccumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
JDBC
MySQL protocol
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C
Go
Java
PHP
Python
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
JavaC++
Java
Python
Ruby
Server-side scripts infoStored proceduresnonouser defined functionsno
Triggersnoyesnonono
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding infomaking use of Hadoophorizontal partitioning (by range and hash)none
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesselectable replication factor infomaking use of Hadoopnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDAtomic updates per row, document, or graph entityno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing specific database classes
User concepts infoAccess controlnoAccess rights for users, groups and roles according to SQL-standardCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)Role based access control and fine grained access rightsno

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More resources
LevelDBOpenTenBaseSqrrlStarRocksTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet
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