DBMS > Graph Engine vs. IBM Db2 Event Store
System Properties Comparison Graph Engine vs. IBM Db2 Event Store
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|Editorial information provided by DB-Engines|
|Name||Graph Engine former name: Trinity Xexclude from comparison||IBM Db2 Event Store Xexclude from comparison|
|Description||A distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engine||Distributed Event Store optimized for Internet of Things use cases|
|Primary database model||Graph DBMS|
Time Series DBMS
|License Commercial or Open Source||Open Source MIT License||commercial free developer edition available|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||.NET and C||C and C++|
|Server operating systems||.NET||Linux Linux, macOS, Windows for the developer addition|
|Typing predefined data types such as float or date||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||no|
|SQL Support of SQL||no||yes through the embedded Spark runtime|
|APIs and other access methods||RESTful HTTP API||ADO.NET|
RESTful HTTP API
|Supported programming languages||C#|
|Server-side scripts Stored procedures||yes||yes|
|Partitioning methods Methods for storing different data on different nodes||horizontal partitioning||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Active-active shard replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency|
|Foreign keys Referential integrity||no||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no||no|
|Concurrency Support for concurrent manipulation of data||yes||No - written data is immutable|
|Durability Support for making data persistent||optional: either by committing a write-ahead log (WAL) to the local persistent storage or by dumping the memory to a persistent storage||Yes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storage|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||yes|
|User concepts Access control||fine grained access rights according to SQL-standard|
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|Graph Engine former name: Trinity||IBM Db2 Event Store|
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