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DBMS > Memgraph vs. PieCloudDB vs. Valkey

System Properties Comparison Memgraph vs. PieCloudDB vs. Valkey

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Editorial information provided by DB-Engines
NameMemgraph  Xexclude from comparisonPieCloudDB  Xexclude from comparisonValkey infoOpen source key/value datastore  Xexclude from comparison
DescriptionAn open source graph database built for real-time streaming and compatible with Neo4jA cloud-native analytic database platform with new technologoy for elastic MPPOpen source key/value datastore
Primary database modelGraph DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.54
Rank#98  Overall
#8  Graph DBMS
Score0.13
Rank#336  Overall
#148  Relational DBMS
Score1.35
Rank#153  Overall
#25  Key-value stores
Websitememgraph.comwww.openpie.comvalkey.io
Technical documentationmemgraph.com/­docsgithub.com/­valkey-io/­valkey
DeveloperMemgraph LtdOpenPie
Initial release20172024
Current release2.1, January 2023Valkey 8.0.1, October 2024
License infoCommercial or Open SourceOpen Source infoBSL 1.1; commercial license for enterprise edition availablecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C
Server operating systemsLinuxhosted
Data schemeschema-free and schema-optionalyes
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.no
Secondary indexesyes
SQL infoSupport of SQLnoyes
APIs and other access methodsBolt protocol
Cypher query language
CLI Client
JDBC
ODBC
Supported programming languages.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
Java
PL/SQL
Python
R
Server-side scripts infoStored proceduresuser defined functions
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infodynamic graph partitioningyes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes inforelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infowith snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyes 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.yes
User concepts infoAccess controlUsers, roles and permissionsUser Roles and pluggable authentication with full SQL Standard

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More resources
MemgraphPieCloudDBValkey infoOpen source key/value datastore
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