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DBMS > Hypertable vs. SpaceTime vs. ToroDB vs. XTDB

System Properties Comparison Hypertable vs. SpaceTime vs. ToroDB vs. XTDB

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Editorial information provided by DB-Engines
NameHypertable  Xexclude from comparisonSpaceTime  Xexclude from comparisonToroDB  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
Hypertable has stopped its further development with March 2016 and is removed from the DB-Engines ranking.ToroDB seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn open source BigTable implementation based on distributed file systems such as HadoopSpaceTime is a spatio-temporal DBMS with a focus on performance.A MongoDB-compatible JSON document store, built on top of PostgreSQLA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelWide column storeSpatial DBMSDocument storeDocument store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#383  Overall
#7  Spatial DBMS
Score0.11
Rank#343  Overall
#46  Document stores
Websitewww.mireo.com/­spacetimegithub.com/­torodb/­servergithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationwww.xtdb.com/­docs
DeveloperHypertable Inc.Mireo8KdataJuxt Ltd.
Initial release2009202020162019
Current release0.9.8.11, March 20161.19, September 2021
License infoCommercial or Open SourceOpen Source infoGNU version 3. Commercial license availablecommercialOpen Source infoAGPL-V3Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++JavaClojure
Server operating systemsLinux
OS X
Windows infoan inofficial Windows port is available
LinuxAll OS with a Java 7 VMAll OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyes infostring, integer, double, boolean, date, object_idyes, extensible-data-notation format
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 indexesrestricted infoonly exact value or prefix value scansnoyes
SQL infoSupport of SQLnoA subset of ANSI SQL is implementedlimited SQL, making use of Apache Calcite
APIs and other access methodsC++ API
Thrift
RESTful HTTP APIHTTP REST
JDBC
Supported programming languagesC++
Java
Perl
PHP
Python
Ruby
C#
C++
Python
Clojure
Java
Server-side scripts infoStored proceduresnonono
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesShardingFixed-grid hypercubesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor on file system levelReal-time block device replication (DRBD)Source-replica replicationyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlnoyesAccess rights for users and roles

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More resources
HypertableSpaceTimeToroDBXTDB infoformerly named Crux
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