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DBMS > atoti vs. Cassandra vs. Memgraph vs. QuestDB

System Properties Comparison atoti vs. Cassandra vs. Memgraph vs. QuestDB

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonCassandra  Xexclude from comparisonMemgraph  Xexclude from comparisonQuestDB  Xexclude from comparison
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Wide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessAn open source graph database built for real-time streaming and compatible with Neo4jA high performance open source SQL database for time series data
Primary database modelObject oriented DBMSWide column storeGraph DBMSTime Series DBMS
Secondary database modelsVector DBMS infostarting with release V5Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#245  Overall
#10  Object oriented DBMS
Score101.89
Rank#12  Overall
#1  Wide column stores
Score3.02
Rank#98  Overall
#8  Graph DBMS
Score2.52
Rank#109  Overall
#9  Time Series DBMS
Websiteatoti.iocassandra.apache.orgmemgraph.comquestdb.io
Technical documentationdocs.atoti.iocassandra.apache.org/­doc/­latestmemgraph.com/­docsquestdb.io/­docs
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperActiveViamApache Software Foundation infoApache top level project, originally developped by FacebookMemgraph LtdQuestDB Technology Inc
Initial release200820172014
Current release4.1.3, July 2023
License infoCommercial or Open Sourcecommercial infofree versions availableOpen Source infoApache version 2Open Source infoBSL 1.1; commercial license for enterprise edition availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageJavaJavaC and C++Java (Zero-GC), C++, Rust
Server operating systemsBSD
Linux
OS X
Windows
LinuxLinux
macOS
Windows
Data schemeschema-freeschema-free and schema-optionalyes infoschema-free via InfluxDB Line Protocol
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionno
SQL infoSupport of SQLMultidimensional Expressions (MDX)SQL-like SELECT, DML and DDL statements (CQL)noSQL with time-series extensions
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
Bolt protocol
Cypher query language
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
Server-side scripts infoStored proceduresPythonnono
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningSharding infono "single point of failure"Sharding infodynamic graph partitioninghorizontal partitioning (by timestamps)
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleMulti-source replication using RAFTSource-replica replication with eventual consistency
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes inforelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsACID infowith snapshot isolationACID for single-table writes
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyesyes infothrough memory mapped files
User concepts infoAccess controlAccess rights for users can be defined per objectUsers, roles and permissions
More information provided by the system vendor
atotiCassandraMemgraphQuestDB
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Memgraph directly connects to your streaming infrastructure so you and your team...
» more
Relational model with native time series support Column-based storage and time partitioned...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Business Source License ensures a future for the Memgraph community MAGE algorithm...
» more
High ingestion throughput: peak of 4M rows/sec (TSBS Benchmark) Code optimizations...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Graph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Financial tick data Industrial IoT Application Metrics Monitoring
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Banks & Hedge funds, Yahoo, OKX, Airbus, Aquis Exchange, Net App, Cloudera, Airtel,...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
You can check out our pricing model and licenses on the company website .
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Open source Apache 2.0 QuestDB Enterprise QuestDB Cloud
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