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DBMS > IBM Db2 Event Store vs. Memgraph

System Properties Comparison IBM Db2 Event Store vs. Memgraph

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonMemgraph  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesA hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scale
Primary database modelEvent Store
Time Series DBMS
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#249  Overall
#2  Event Stores
#16  Time Series DBMS
Score0.05
Rank#318  Overall
#31  Graph DBMS
Websitewww.ibm.biz/­eventstorememgraph.com
Technical documentationwww.ibm.com/­support/­knowledgecenter/­en/­SSGNPV_1.1.2/­eventstore/­welcome.htmlmemgraph.com/­docs
DeveloperIBMMemgraph Ltd
Initial release20172017
Current release1.1.3
License infoCommercial or Open Sourcecommercial infofree developer edition availablecommercial infoFree license available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, ScalaC and C++
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionLinux
Data schemeyesschema-free and schema-optional
Typing infopredefined data types such as float or dateyesyes
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 indexesno
SQL infoSupport of SQLyes infothrough the embedded Spark runtimeno
APIs and other access methodsRESTful HTTP API
JDBC
Bolt protocol
Cypher query language
Supported programming languagesJava
Python
Scala
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infodynamic graph partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationMulti-Master replication using RAFT
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infowith snapshot isolation
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyes, multi-version concurrency control (MVCC)
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replicationyes infowith periodic snapshot and write-ahead logging (WAL) of changes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlUser level access controlUsers, roles and permissions

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More resources
IBM Db2 Event StoreMemgraph
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