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DBMS > SAP Advantage Database Server vs. SpaceTime vs. Tkrzw vs. YDB

System Properties Comparison SAP Advantage Database Server vs. SpaceTime vs. Tkrzw vs. YDB

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Editorial information provided by DB-Engines
NameSAP Advantage Database Server infoformer name: Sybase ADS  Xexclude from comparisonSpaceTime  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparisonYDB  Xexclude from comparison
SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionLow-cost RDBMS with access to ISAM and FoxPro data structuresSpaceTime is a spatio-temporal DBMS with a focus on performance.A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto CabinetA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelRelational DBMSSpatial DBMSKey-value storeDocument store
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.03
Rank#392  Overall
#8  Spatial DBMS
Score0.07
Rank#372  Overall
#57  Key-value stores
Score0.33
Rank#287  Overall
#43  Document stores
#132  Relational DBMS
Websitewww.sap.com/products/advantage-database-server.htmlwww.mireo.com/­spacetimedbmx.net/­tkrzwgithub.com/­ydb-platform/­ydb
ydb.tech
Technical documentationydb.tech/­en/­docs
DeveloperSybase, SAPMireoMikio HirabayashiYandex
Initial release1993202020202019
Current release0.9.3, August 2020
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache Version 2.0Open Source infoApache 2.0; commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsLinux
Windows
LinuxLinux
macOS
Linux
Data schemeyesyesschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyesyesnoyes
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.nononono
Secondary indexesyesnoyes
SQL infoSupport of SQLyesA subset of ANSI SQL is implementednoSQL-like query language (YQL)
APIs and other access methods.NET Client API
ADO.NET
JDBC
ODBC
OLE DB
RESTful HTTP APIRESTful HTTP API (DynamoDB compatible)
Supported programming languagesDelphi
Perl
PHP
C#
C++
Python
C++
Java
Python
Ruby
Go
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresyesnonono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnoneFixed-grid hypercubesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoCONFLICT Trigger to resolve replication conflicts
Source-replica replication
Real-time block device replication (DRBD)noneActive-passive shard replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID
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.no infocaching of (temporary) tables can be configurednoyes infousing specific database classesno
User concepts infoAccess controlfine grained access rights according to SQL-standardyesnoAccess rights defined for Yandex Cloud users

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More resources
SAP Advantage Database Server infoformer name: Sybase ADSSpaceTimeTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetYDB
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