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DBMS > Apache Impala vs. IBM Db2 Event Store vs. ObjectBox vs. SingleStore

System Properties Comparison Apache Impala vs. IBM Db2 Event Store vs. ObjectBox vs. SingleStore

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Editorial information provided by DB-Engines
NameApache Impala  Xexclude from comparisonIBM Db2 Event Store  Xexclude from comparisonObjectBox  Xexclude from comparisonSingleStore infoformer name was MemSQL  Xexclude from comparison
DescriptionAnalytic DBMS for HadoopDistributed Event Store optimized for Internet of Things use casesLightweight, fast on-device database for IoT, Mobile and Embedded devices, persisting and synchronising objects and vectorsMySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storage with patented universal storage to handle transactional and analytical workloads in one single table type
Primary database modelRelational DBMSEvent Store
Time Series DBMS
Object oriented DBMS
Vector DBMS
Relational DBMS
Secondary database modelsDocument storeTime Series DBMSDocument store
Spatial DBMS
Time Series DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score11.68
Rank#41  Overall
#25  Relational DBMS
Score0.20
Rank#312  Overall
#2  Event Stores
#26  Time Series DBMS
Score1.11
Rank#175  Overall
#7  Object oriented DBMS
#13  Vector DBMS
Score3.69
Rank#70  Overall
#37  Relational DBMS
Websiteimpala.apache.orgwww.ibm.com/­products/­db2-event-storegithub.com/­objectbox
objectbox.io
www.singlestore.com
Technical documentationimpala.apache.org/­impala-docs.htmlwww.ibm.com/­docs/­en/­db2-event-storedocs.objectbox.iodocs.singlestore.com
DeveloperApache Software Foundation infoApache top-level project, originally developed by ClouderaIBMObjectBox LimitedSingleStore Inc.
Initial release2013201720172013
Current release4.1.0, June 20222.04.0 (May 2024)8.5, January 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2commercial infofree developer edition availableBindings are released under Apache 2.0 infoApache License 2.0commercial infofree developer edition 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 and C++C and C++C++, Go
Server operating systemsLinuxLinux infoLinux, macOS, Windows for the developer additionAndroid
Any POSIX system
Docker
iOS
Linux
macOS
QNX
Windows
Linux info64 bit version required
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateyesyesyes, plus "flex" map-like typesyes
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 indexesyesnoyesyes
SQL infoSupport of SQLSQL-like DML and DDL statementsyes infothrough the embedded Spark runtimenoyes infobut no triggers and foreign keys
APIs and other access methodsJDBC
ODBC
ADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
Proprietary native APICluster Management API infoas HTTP Rest and CLI
HTTP API
JDBC
MongoDB API
ODBC
Supported programming languagesAll languages supporting JDBC/ODBCC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
C
C++
Dart (Flutter)
Go
Java
Kotlin
Python
Swift
Bash
C
C#
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyes infouser defined functions and integration of map-reduceyesnoyes
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnoneSharding infohash partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorActive-active shard replicationData sync between devices allowing occasional connected databases to work completely offlineSource-replica replication infostores two copies of each physical data partition on two separate nodes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoquery execution via MapReducenonono infocan define user-defined aggregate functions for map-reduce-style calculations
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesNo - written data is immutableyesyes, multi-version concurrency control (MVCC)
Durability infoSupport for making data persistentyesYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyes infoAll updates are persistent, including those to disk-based columnstores and memory-based row stores. Transaction commits are supported via write-ahead log.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyes
User concepts infoAccess controlAccess rights for users, groups and roles infobased on Apache Sentry and Kerberosfine grained access rights according to SQL-standardyesFine grained access control via users, groups and roles
More information provided by the system vendor
Apache ImpalaIBM Db2 Event StoreObjectBoxSingleStore infoformer name was MemSQL
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More resources
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