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DBMS > DataFS vs. InfinityDB vs. Memcached vs. RocksDB vs. SQream DB

System Properties Comparison DataFS vs. InfinityDB vs. Memcached vs. RocksDB vs. SQream DB

Editorial information provided by DB-Engines
NameDataFS  Xexclude from comparisonInfinityDB  Xexclude from comparisonMemcached  Xexclude from comparisonRocksDB  Xexclude from comparisonSQream DB  Xexclude from comparison
DescriptionAll data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.A Java embedded Key-Value Store which extends the Java Map interfaceIn-memory key-value store, originally intended for cachingEmbeddable persistent key-value store optimized for fast storage (flash and RAM)a GPU-based, columnar RDBMS for big data analytics workloads
Primary database modelObject oriented DBMSKey-value storeKey-value storeKey-value storeRelational DBMS
Secondary database modelsGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.08
Rank#363  Overall
#16  Object oriented DBMS
Score0.09
Rank#357  Overall
#53  Key-value stores
Score20.81
Rank#32  Overall
#4  Key-value stores
Score4.52
Rank#80  Overall
#10  Key-value stores
Score0.72
Rank#235  Overall
#108  Relational DBMS
Websitenewdatabase.comboilerbay.comwww.memcached.orgrocksdb.orgsqream.com
Technical documentationdev.mobiland.com/­Overview.xspboilerbay.com/­infinitydb/­manualgithub.com/­memcached/­memcached/­wikigithub.com/­facebook/­rocksdb/­wikidocs.sqream.com
DeveloperMobiland AGBoiler Bay Inc.Danga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalFacebook, Inc.SQream Technologies
Initial release20182002200320132017
Current release1.1.263, October 20224.01.6.25, March 20248.10.0, December 20232022.1.6, December 2022
License infoCommercial or Open SourcecommercialcommercialOpen Source infoBSD licenseOpen Source infoBSDcommercial
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 languageJavaCC++C++, CUDA, Haskell, Java, Scala
Server operating systemsWindowsAll OS with a Java VMFreeBSD
Linux
OS X
Unix
Windows
LinuxLinux
Data schemeClasses, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)yes infonested virtual Java Maps, multi-value, logical ‘tuple space’ runtime Schema upgradeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyes infoall Java primitives, Date, CLOB, BLOB, huge sparse arraysnonoyes, ANSI Standard SQL Types
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 indexesnono infomanual creation possible, using inversions based on multi-value capabilitynonono
SQL infoSupport of SQLnonononoyes
APIs and other access methods.NET Client API
Proprietary client DLL
WinRT client
Access via java.util.concurrent.ConcurrentNavigableMap Interface
Proprietary API to InfinityDB ItemSpace (boilerbay.com/­docs/­ItemSpaceDataStructures.htm)
Proprietary protocolC++ API
Java API
.Net
JDBC
ODBC
Supported programming languages.Net
C
C#
C++
VB.Net
Java.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C++
Go
Java
Perl
Python
Ruby
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnononouser defined functions in Python
Triggersno, except callback-events from server when changes happenednonono
Partitioning methods infoMethods for storing different data on different nodesProprietary Sharding systemnonenonehorizontal partitioninghorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoRepcached, a Memcached patch, provides this functionallityyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infoREAD-COMMITTED or SERIALIZEDImmediate Consistency
Foreign keys infoReferential integrityyesno infomanual creation possible, using inversions based on multi-value capabilitynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoOptimistic locking for transactions; no isolation for bulk loadsnoyesACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlWindows-Profilenoyes infousing SASL (Simple Authentication and Security Layer) protocolno

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More resources
DataFSInfinityDBMemcachedRocksDBSQream DB
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