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DBMS > Alibaba Cloud TSDB vs. Apache Drill vs. EventStoreDB vs. IBM Db2 Event Store vs. Rockset

System Properties Comparison Alibaba Cloud TSDB vs. Apache Drill vs. EventStoreDB vs. IBM Db2 Event Store vs. Rockset

Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonApache Drill  Xexclude from comparisonEventStoreDB  Xexclude from comparisonIBM Db2 Event Store  Xexclude from comparisonRockset  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceSchema-free SQL Query Engine for Hadoop, NoSQL and Cloud StorageIndustrial-strength, open-source database solution built from the ground up for event sourcing.Distributed Event Store optimized for Internet of Things use casesA scalable, reliable search and analytics service in the cloud, built on RocksDB
Primary database modelTime Series DBMSDocument store
Relational DBMS
Event StoreEvent Store
Time Series DBMS
Document store
Secondary database modelsRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.29
Rank#301  Overall
#26  Time Series DBMS
Score2.02
Rank#124  Overall
#22  Document stores
#59  Relational DBMS
Score1.19
Rank#173  Overall
#1  Event Stores
Score0.27
Rank#309  Overall
#2  Event Stores
#28  Time Series DBMS
Score0.82
Rank#212  Overall
#36  Document stores
Websitewww.alibabacloud.com/­product/­hitsdbdrill.apache.orgwww.eventstore.comwww.ibm.com/­products/­db2-event-storerockset.com
Technical documentationwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbdrill.apache.org/­docsdevelopers.eventstore.comwww.ibm.com/­docs/­en/­db2-event-storedocs.rockset.com
DeveloperAlibabaApache Software FoundationEvent Store LimitedIBMRockset
Initial release2012201220172019
Current release1.20.3, January 202321.2, February 20212.0
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2Open Sourcecommercial infofree developer edition availablecommercial
Cloud-based only infoOnly available as a cloud serviceyesnononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C++
Server operating systemshostedLinux
OS X
Windows
Linux
Windows
Linux infoLinux, macOS, Windows for the developer additionhosted
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsyesyesdynamic typing
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 infoingestion from XML files supported
Secondary indexesnononoall fields are automatically indexed
SQL infoSupport of SQLnoSQL SELECT statement is SQL:2003 compliantyes infothrough the embedded Spark runtimeRead-only SQL queries, including JOINs
APIs and other access methodsHTTP RESTJDBC
ODBC
RESTful HTTP API
ADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
HTTP REST
Supported programming languagesJavaC++C
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnouser defined functionsyesno
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesShardingShardingAutomatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononono
Concurrency infoSupport for concurrent manipulation of datayesyesNo - written data is immutableyes
Durability infoSupport for making data persistentyesDepending on the underlying data sourceYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noDepending on the underlying data sourceyes
User concepts infoAccess controlAccess managed on TSDB instance levelDepending on the underlying data sourcefine grained access rights according to SQL-standardAccess rights for users and organizations can be defined via Rockset console

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More resources
Alibaba Cloud TSDBApache DrillEventStoreDBIBM Db2 Event StoreRockset
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