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DBMS > Alibaba Cloud TSDB vs. Apache Doris vs. EJDB

System Properties Comparison Alibaba Cloud TSDB vs. Apache Doris vs. EJDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonApache Doris  Xexclude from comparisonEJDB  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceAn MPP-based analytics DBMS embracing the MySQL protocolEmbeddable document-store database library with JSON representation of queries (in MongoDB style)
Primary database modelTime Series DBMSRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.11
Rank#349  Overall
#32  Time Series DBMS
Score0.89
Rank#220  Overall
#101  Relational DBMS
Score0.37
Rank#287  Overall
#43  Document stores
Websitewww.alibabacloud.com/­product/­hitsdbdoris.apache.org
github.com/­apache/­doris
github.com/­Softmotions/­ejdb
Technical documentationwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbgithub.com/­apache/­doris/­wikigithub.com/­Softmotions/­ejdb/­blob/­master/­README.md
DeveloperAlibabaApache Software Foundation, originally contributed from BaiduSoftmotions
Initial release20172012
Current release1.2.2, February 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoGPLv2
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC
Server operating systemshostedLinuxserver-less
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsyesyes infostring, integer, double, bool, date, object_id
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.nono
Secondary indexesnoyesno
SQL infoSupport of SQLnoyesno
APIs and other access methodsHTTP RESTJDBC
MySQL client
in-process shared library
Supported programming languagesJavaJavaActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Server-side scripts infoStored proceduresnouser defined functionsno
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono infotypically not needed, however similar functionality with collection joins possible
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoRead/Write Locking
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlAccess managed on TSDB instance levelfine grained access rights according to SQL-standardno

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More resources
Alibaba Cloud TSDBApache DorisEJDB
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