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DBMS > Druid vs. MemSQL vs. Teradata

System Properties Comparison Druid vs. MemSQL vs. Teradata

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Editorial information provided by DB-Engines
NameDruid  Xexclude from comparisonMemSQL  Xexclude from comparisonTeradata  Xexclude from comparison
DescriptionOpen-source analytics data store designed for OLAP queries on timeseries dataMySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storageA hybrid cloud data analytics software platform (Teradata Vantage)
Primary database modelRelational DBMS
Time Series DBMS
Relational DBMSRelational DBMS
Secondary database modelsDocument storeDocument store
Graph DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.17
Rank#118  Overall
#59  Relational DBMS
#7  Time Series DBMS
Score5.50
Rank#64  Overall
#35  Relational DBMS
Score76.78
Rank#14  Overall
#9  Relational DBMS
Websitedruid.apache.orgwww.memsql.comwww.teradata.com
Technical documentationdruid.apache.org/­docs/­latest/­designdocs.memsql.comdocs.teradata.com
DeveloperMetamarkets Group and contributorsMemSQL Inc.Teradata
Initial release201220131984
Current release7.1.4, July 2020Teradata Vantage 1.0 MU2, January 2019
License infoCommercial or Open SourceOpen Source infoApache license v2commercial infofree developer edition availablecommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++
Server operating systemsLinux
OS X
Unix
Linux info64 bit version requiredhosted
Linux
Data schemeyes infoschema-less columns are supportedyesyes
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.nonoyes
Secondary indexesyesyesyes infoJoin-index to prejoin tables, aggregate index, sparse index, hash index
SQL infoSupport of SQLSQL support via Apache Calcite adapteryes, but no triggers and foreign keysyes infoSQL 2016 + extensions
APIs and other access methodsJSON over HTTPJDBC
ODBC
.NET Client API
HTTP REST
JDBC
JMS Adapter
ODBC
OLE DB
Supported programming languagesClojure
JavaScript
PHP
Python
R
Ruby
Scala
Bash
C
C#
Java
JavaScript (Node.js)
Python
C
C++
Cobol
Java (JDBC-ODBC)
Perl
PL/1
Python
R
Ruby
Server-side scripts infoStored proceduresnoyesyes infoUDFs, stored procedures, table functions in parallel
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingSharding infoHashing
Replication methods infoMethods for redundantly storing data on multiple nodesyes, via HDFS, S3 or other storage enginesSource-replica replicationMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency only within each nodeImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoOnly isolation level: READ COMMITEDACID
Concurrency infoSupport for concurrent manipulation of datayesyes, 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.noyesyes
User concepts infoAccess controlno infoavailable via extensionsfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
DruidMemSQLTeradata
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Recent citations in the news

Introducing Apache Druid
17 January 2020, insideBIGDATA

Druid Developer Expands Query Options
17 April 2020, Datanami

Druid Developer Ramps Cloud-Native Approach
10 December 2019, Datanami

Real-Time Analytics from Your Data Lake Teaching the Elephant to Dance
21 January 2020, insideBIGDATA

Imply launches with $2M to commercialize the Druid open-source data store
19 October 2015, VentureBeat

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MemSQL Extends its Reach into the Latin American Market
22 July 2020, Database Trends and Applications

Middle Eastern Technology Company Partners With BCT on Effort to Limit COVID-19 Spread Using MemSQL
29 July 2020, Business Wire

MemSQL Expands Collaboration With Amazon Web Services, Joins ISV Workload Migration Program
15 July 2020, Yahoo Finance

MemSQL Expands Collaboration with AWS To Promote Move To Cloud-Based Operational Analytics
7 August 2020, Integration Developers

MemSQL's growth mirrors need for real-time data analysis and rapid decision-making
4 August 2020, SiliconANGLE

provided by Google News

Teradata Corporation - Consensus Indicates Potential 19.8% Upside
13 August 2020, DirectorsTalk Interviews

Teradata Corp (TDC) Q2 2020 Earnings Call Transcript
7 August 2020, Motley Fool

Teradata (TDC) Q2 Earnings and Revenues Top Estimates
6 August 2020, Yahoo Finance

Teradata Reports Second Quarter 2020 Financial Results
6 August 2020, Yahoo Finance

Teradata (TDC) Q2 Earnings Beat Estimates, Revenues Fall Y/Y
7 August 2020, Yahoo Finance

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