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DBMS > AlaSQL vs. Memgraph vs. Oracle vs. QuestDB

System Properties Comparison AlaSQL vs. Memgraph vs. Oracle vs. QuestDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonMemgraph  Xexclude from comparisonOracle  Xexclude from comparisonQuestDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryAn open source graph database built for real-time streaming and compatible with Neo4jWidely used RDBMSA high performance open source SQL database for time series data
Primary database modelDocument store
Relational DBMS
Graph DBMSRelational DBMSTime Series DBMS
Secondary database modelsDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Vector DBMS infosince Oracle 23
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#259  Overall
#40  Document stores
#120  Relational DBMS
Score3.00
Rank#102  Overall
#8  Graph DBMS
Score1234.27
Rank#1  Overall
#1  Relational DBMS
Score2.48
Rank#115  Overall
#9  Time Series DBMS
Websitealasql.orgmemgraph.comwww.oracle.com/­databasequestdb.io
Technical documentationgithub.com/­AlaSQL/­alasqlmemgraph.com/­docsdocs.oracle.com/­en/­databasequestdb.io/­docs
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperAndrey Gershun & Mathias R. WulffMemgraph LtdOracleQuestDB Technology Inc
Initial release2014201719802014
Current release23c, September 2023
License infoCommercial or Open SourceOpen Source infoMIT-Licensecommercial infoFree license availablecommercial inforestricted free version is availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC and C++C and C++Java (Zero-GC), C++, Rust
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxAIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Linux
macOS
Windows
Data schemeschema-freeschema-free and schema-optionalyes infoSchemaless in JSON and XML columnsyes infoschema-free via InfluxDB Line Protocol
Typing infopredefined data types such as float or datenoyesyesyes
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.nonoyesno
Secondary indexesnoyesno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyes infowith proprietary extensionsSQL with time-series extensions
APIs and other access methodsJavaScript APIBolt protocol
Cypher query language
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
Supported programming languagesJavaScript.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
Server-side scripts infoStored proceduresnoPL/SQL infoalso stored procedures in Java possibleno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infodynamic graph partitioningSharding, horizontal partitioninghorizontal partitioning (by timestamps)
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication using RAFTMulti-source replication
Source-replica replication
Source-replica replication with eventual consistency
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocan be realized in PL/SQLno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes inforelationships in graphsyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACID infowith snapshot isolationACID infoisolation level can be parameterizedACID for single-table writes
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes infowith periodic snapshot and write-ahead logging (WAL) of changesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'yes infothrough memory mapped files
User concepts infoAccess controlnoUsers, roles and permissionsfine grained access rights according to SQL-standard
More information provided by the system vendor
AlaSQLMemgraphOracleQuestDB
Specific characteristicsMemgraph 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 advantagesBusiness 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 scenariosGraph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Financial tick data Industrial IoT Application Metrics Monitoring
» more
Key customersBanks & Hedge funds, Yahoo, OKX, Airbus, Aquis Exchange, Net App, Cloudera, Airtel,...
» more
Licensing and pricing modelsYou can check out our pricing model and licenses on the company website .
» more
Open source Apache 2.0 QuestDB Enterprise QuestDB Cloud
» more
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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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