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DBMS > BoltDB vs. OmniSci vs. Postgres-XL vs. RocksDB

System Properties Comparison BoltDB vs. OmniSci vs. Postgres-XL vs. RocksDB

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Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonOmniSci infoFormerly named 'MapD', rebranded to 'OmniSci' in September 2018  Xexclude from comparisonPostgres-XL  Xexclude from comparisonRocksDB  Xexclude from comparison
DescriptionAn embedded key-value store for Go.A high performance, in-memory, column-oriented RDBMS, designed to run on GPUsBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelKey-value storeRelational DBMSRelational DBMSKey-value store
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#200  Overall
#34  Key-value stores
Score2.37
Rank#105  Overall
#51  Relational DBMS
Score0.42
Rank#217  Overall
#103  Relational DBMS
Score2.52
Rank#103  Overall
#19  Key-value stores
Websitegithub.com/­boltdb/­boltwww.omnisci.comwww.postgres-xl.orgrocksdb.org
Technical documentationdocs.omnisci.com/­latestwww.postgres-xl.org/­documentationgithub.com/­facebook/­rocksdb/­wiki
DeveloperMapD Technologies, Inc.Facebook, Inc.
Initial release201320162014 infosince 2012, originally named StormDB2013
Current releaseV410 R1, October 20186.3.6, October 2019
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache Version 2; enterprise edition availableOpen Source infoMozilla public licenseOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoC++ and CUDACC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
LinuxLinux
macOS
Data schemeschema-freeyesyesschema-free
Typing infopredefined data types such as float or datenoyesyesno
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.nonoyes infoXML type, but no XML query functionalityno
Secondary indexesnonoyesno
SQL infoSupport of SQLnoyesyes infodistributed, parallel query executionno
APIs and other access methodsJDBC
ODBC
Thrift
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
C++ API
Java API
Supported programming languagesGoAll languages supporting JDBC/ODBC/Thrift
Python
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C++
Java
Server-side scripts infoStored proceduresnonouser defined functionsno
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoRound robinhorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMaster-master replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACID infoMVCCyes
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
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.noyesnoyes
User concepts infoAccess controlnofine grained access rights according to SQL-standardfine grained access rights according to SQL-standardno

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More resources
BoltDBOmniSci infoFormerly named 'MapD', rebranded to 'OmniSci' in September 2018Postgres-XLRocksDB
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