DB-EngineseXtremeDB: 5 9's high availability databaseEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > MemSQL vs. Oracle NoSQL vs. Realm

System Properties Comparison MemSQL vs. Oracle NoSQL vs. Realm

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameMemSQL  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonRealm  Xexclude from comparison
DescriptionMySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storageKey-value store based on Berkeley DB Java EditionA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelRelational DBMSKey-value storeDocument store
Secondary database modelsDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.01
Rank#62  Overall
#35  Relational DBMS
Score4.17
Rank#79  Overall
#13  Key-value stores
Score8.75
Rank#47  Overall
#8  Document stores
Websitewww.memsql.comwww.oracle.com/­database/­nosql/­index.htmlrealm.io
Technical documentationdocs.memsql.comdocs.oracle.com/­cd/­NOSQL/­index.htmlrealm.io/­docs
DeveloperMemSQL Inc.OracleRealm, acquired by MongoDB in May 2019
Initial release201320112014
Current release7.1.7, August 202019.5, November 2019
License infoCommercial or Open Sourcecommercial infofree developer edition availableOpen Source infoApache V2 for Community Edition, proprietary license for Enterprise EditionOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
MemSQL Helios: The world's fastest, most capable cloud database for operational analytics, machine learning, & AI. Available instantly with multi-cloud and hybrid-cloud capabilities.
Implementation languageC++Java
Server operating systemsLinux info64 bit version requiredLinux
Solaris SPARC/x86
Android
Backend: server-less
iOS
Windows
Data schemeyesoptional, scheme definition possible with AVRO or in 'table-style'yes
Typing infopredefined data types such as float or dateyesoptionalyes
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 indexesyesyesyes
SQL infoSupport of SQLyes, but no triggers and foreign keysSQL-like DML and DDL statementsno
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
Supported programming languagesBash
C
C#
Java
JavaScript (Node.js)
Python
C
C#
Java
JavaScript (Node.js)
Python
.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresyesnono inforuns within the applications so server-side scripts are unnecessary
Triggersnonoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationElectable source-replica replication per shardnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency only within each nodeEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoOnly isolation level: READ COMMITEDconfigurable infoACID within a storage node (=shard)ACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infooff heap cacheyes infoIn-Memory realm
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users and rolesyes
More information provided by the system vendor
MemSQLOracle NoSQLRealm
Specific characteristicsOracle NoSQL Database is a scalable , distributed NoSQL database, designed to provide...
» more
Now a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more
Competitive advantagesData can be modeled as relational-database-style tables, JSON documents, RDF Triples...
» more
Realm ensures offline-first functionality, meaning apps run smoothly and deliver...
» more
Typical application scenariosInternet of Things where large volume of data needs to be stored and processed very...
» more
Mobile Consumer Apps First-Line Worker Apps
» more
Key customersLarge credit card company Airbus NTT Docomo Global rewards company
» more
Cathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more
Market metricsOracle NoSQL Database is used by hundreds of companies around the world. Oracle NoSQL...
» more
Used by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
» more
Licensing and pricing modelsOracle NoSQL Database Enterprise Edition can be purchased under the Oracle Commercial...
» more
Realm database is licensed under the Apache License v2.0.
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
MemSQLOracle NoSQLRealm
DB-Engines blog posts

Meet some database management systems you are likely to hear more about in the future
4 August 2014, Paul Andlinger

show all

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

Recent citations in the news

MemSQL scalable SQL database now available on Red Hat Marketplace
10 September 2020, Help Net Security

Progress of MemSQL and Snowflake signals changing of the guard in database market
25 August 2020, SiliconANGLE

MemSQL Named 2020 SaaS Awards Winner
25 August 2020, Business Wire

Thentia launches MemSQL as the core operational database for its regulatory compliance process
27 August 2020, Help Net Security

MemSQL Continues International Momentum with Key Executive Hires
17 September 2020, AiThority

provided by Google News

NoSQL Databases Market Statistics and Research Analysis Released in Latest Industry Report 2020 | COVID19 Impact Analysis With Top Manufacturers Analysis: Accumulo, Aerospike, Amazon SimpleDB, Azure Table, Cassandra, etc. | GlobMarketReports
20 September 2020, Verdant News

Solutions Review's 2020 Vendors to Know in Data Management
10 September 2020, Solutions Review

Oracle NoSQL database comes to the cloud
2 April 2020, TechTarget

Oracle Announces NoSQL Database Cloud Service
1 April 2020, Database Trends and Applications

Oracle Patches 219 Security Vulnerabilities – 142 Remotely Exploitable
16 October 2019, Computer Business Review

provided by Google News

MongoDB Cloud brings developers and edge together
10 June 2020, TechRadar South Africa

MongoDB Extends Cloud Lineup With New Database Release, Search And Mobile Tools
12 June 2020, CRN: Technology news for channel partners and solution providers

MongoDB Cloud Gives Developers An Escape From Data Silos With First-Ever Unified Cloud-To-Mobile Experience
9 June 2020, PRNewswire

Realm Launches Realm Mobile Platform Professional Edition to Drive Collaborative Realtime Applications
12 December 2016, Business Wire

Realm Makes PostgreSQL Real-Time with New Connector
21 March 2017, Database Trends and Applications

provided by Google News

Job opportunities

Software Engineer, University Graduate
MemSQL, San Francisco, CA

8845-Eng 2, Software Dev & Engineering
Comcast, Mount Laurel, NJ

Programmer Analyst
Keyseries, North Haven, CT

Software Engineer, Intern (Summer 2021)
MemSQL, San Francisco, CA

Data Engineer - GSAM Data Distribution Group
Goldman Sachs, Salt Lake City, UT

Data Scientist
XPO Logistics, High Point, NC

IT Subject Matter Expert (Secret Cleared)
ECS Federal LLC, Fairfax, VA

Subject Matter Expert
ECS Federal LLC, Remote

Intermediate Java Developer
Citi, Tampa, FL

Associate Software Engieering
JPMorgan Chase Bank, N.A., Plano, TX

iOS Tooling Engineer - San Francisco
Lyft, San Francisco, CA

Software Engineer, iOS - San Francisco
Lyft, San Francisco, CA

jobs by Indeed




Share this page

Featured Products

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Cassandra made easy in the cloud. Build cloud-native applications faster with CQL, REST and GraphQL APIs.
Try for Free.

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Present your product here