DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Cassandra vs. HEAVY.AI vs. LevelDB vs. TempoIQ vs. ToroDB

System Properties Comparison Cassandra vs. HEAVY.AI vs. LevelDB vs. TempoIQ vs. ToroDB

Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022  Xexclude from comparisonLevelDB  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonToroDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA high performance, column-oriented RDBMS, specifically developed to harness the massive parallelism of modern CPU and GPU hardwareEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesScalable analytics DBMS for sensor data, provided as a service (SaaS)A MongoDB-compatible JSON document store, built on top of PostgreSQL
Primary database modelWide column storeRelational DBMSKey-value storeTime Series DBMSDocument store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score118.15
Rank#11  Overall
#1  Wide column stores
Score1.48
Rank#146  Overall
#70  Relational DBMS
Score3.33
Rank#101  Overall
#18  Key-value stores
Score0.03
Rank#342  Overall
#45  Document stores
Websitecassandra.apache.orggithub.com/­heavyai/­heavydb
www.heavy.ai
github.com/­google/­leveldbtempoiq.com (offline)www.torodb.com
Technical documentationcassandra.apache.org/­doc/­latestdocs.heavy.aigithub.com/­google/­leveldb/­blob/­master/­doc/­index.mdwww.torodb.com/­stampede/­docs
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookHEAVY.AI, Inc.GoogleTempoIQ8Kdata
Initial release20082016201120122016
Current release4.0.5, July 20225.10, January 20221.23, February 2021
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoApache Version 2; enterprise edition availableOpen Source infoBSDcommercialOpen Source infoAGPL-V3
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
  • Aiven for Apache Cassandra: Fully managed, open source NoSQL database specifically designed to be highly available, performant, and scalable.
Implementation languageJavaC++ and CUDAC++Java
Server operating systemsBSD
Linux
OS X
Windows
LinuxIllumos
Linux
OS X
Windows
All OS with a Java 7 VM
Data schemeschema-freeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnoyesyes infostring, integer, double, boolean, date, object_id
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.nonononono
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionnono
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)yesnono
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
JDBC
ODBC
Thrift
Vega
HTTP API
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
All languages supporting JDBC/ODBC/Thrift
Python
C++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresnononono
Triggersyesnonoyes infoRealtime Alertsno
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"Sharding infoRound robinnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleMulti-source replicationnoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsnononono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes infowith automatic compression on writesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlAccess rights for users can be defined per objectfine grained access rights according to SQL-standardnosimple authentication-based access controlAccess rights for users and roles
More information provided by the system vendor
CassandraHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022LevelDBTempoIQ infoformerly TempoDBToroDB
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Optimizes memory and compute layers to deliver unprecedented performance. Natively...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Only HEAVY.AI allows users to visually and interactively discover high-value patterns,...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Advanced analytics, geospatial and time-series analytics, accelerated data science,...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» 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
HEAVY.AI Free (Free Forever), Foundations ($2k/month), and Enterprise Licensure (Inquire...
» more
News

Real-World Machine Learning with Apache Cassandra and Apache Spark (Part 2)
2 August 2022

Creating A Safer Internet One Hacker at a Time with Marten Mickos of HackerOne
27 July 2022

Migrating from SQL to NoSQL with Spring PetClinic and Apache Cassandra
26 July 2022

Pulling Real-Time Ethereum Transactions with Web3.js
20 July 2022

Real World Machine Learning with Apache Cassandra and Apache Spark (Part 1)
19 July 2022

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
3rd partiesAiven for Apache Cassandra: A truly distributed database that can handle large volumes of writes.
» more

DataStax Cassandra: Zero touch operations, configuration and management with true autoscaling
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Instaclustr: Hosted & Managed Apache Cassandra as a Service
» more

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

More resources
CassandraHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022LevelDBTempoIQ infoformerly TempoDBToroDB
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

Recent citations in the news

ScyllaDB Announces Latest Release of Its NoSQL Database
12 July 2022, Datanami

SQL vs. NoSQL: Which Database is Right for Your Business?
25 July 2022, EnterpriseNetworkingPlanet

DataStax in a crowded NoSQL Market
3 August 2022, Analytics India Magazine

Altoros Report Compares Two NoSQL Databases
15 July 2022, Datanami

3 Ways NoSQL Can Be Part of Your Data Architecture | Transforming Data with Intelligence
5 August 2022, TDWI

provided by Google News

The insideBIGDATA IMPACT 50 List for Q3 2022
19 July 2022, insideBIGDATA

HEAVY.AI Introduces New Capabilities that Enable Organizations to Gain Faster Access to Rapidly Growing Data Sets and Deliver Decision-Quality Information
23 March 2022, insideBIGDATA

OmniSci Gets HEAVY New Name and New CEO
1 March 2022, Datanami

The insideBIGDATA IMPACT 50 List for Q2 2022
27 April 2022, insideBIGDATA

The insideBIGDATA IMPACT 50 List for Q1 2022
10 January 2022, insideBIGDATA

provided by Google News

SK hynix and Los Alamos Labs to demo key-value store accelerating SSD
1 August 2022, The Register

AI and Blockchain Technology: What Is the Future?
28 April 2022, Coin Rivet

Neo SPCC benchmarks NeoGo's measures for managing blockchain node state size
1 June 2022, NEO News Today

Threat Thursday: BlackGuard Infostealer Rises from Russian Underground Markets
21 April 2022, BlackBerry Blog

Malicious Roblox Cookie and Discord Token Stealers Hit PyPI Repository
2 February 2022, Security Boulevard

provided by Google News

Big Data and Analytics Market Size Current And Future Industry Trends, 2022-2028 – Shanghaiist
8 August 2022, Shanghaiist

provided by Google News

Job opportunities

Database Engineer - Cassandra
Rockstar Games San Diego & Toronto, Carlsbad, CA

Database Engineer - Cassandra
Rockstar Games New York & New England, Manhattan, NY

Database Engineer - Cassandra
Rockstar Games New York & New England, Andover, MA

Database Engineer
PayPal, Austin, TX

Database Administrator (Cassandra)
Zazmic, United States

Data Analyst
Cambridge Technology Enterprises (CTE), Atlanta, GA

Storage Software Engineer/Researcher, Infrastructure System Lab
ByteDance, Seattle, WA

Software Engineer
IT People, United States

Storage Software Engineer/Researcher, Infrastructure System Lab
ByteDance, Mountain View, CA

Senior Database Engineer - DataHub
Bloomberg, New York, NY

Senior Database Engineer - DataHub
Bloomberg, Princeton, NJ

jobs by Indeed



Share this page

Featured Products

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Redis logo

The world’s most loved real‑time data platform.
Try free

Neo4j logo

The right graph database.
Not a graph add-on.
Free forever.
Start solving today

The definitive guide for Cassandra

Imagine What You Could Do if Scalability Wasn‘t a Problem!
Download the Cassandra e-book for free!

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Present your product here