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DBMS > AgensGraph vs. AlaSQL vs. Coveo vs. LeanXcale vs. TDengine

System Properties Comparison AgensGraph vs. AlaSQL vs. Coveo vs. LeanXcale vs. TDengine

Editorial information provided by DB-Engines
NameAgensGraph  Xexclude from comparisonAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonLeanXcale  Xexclude from comparisonTDengine  Xexclude from comparison
DescriptionMulti-model database supporting relational and graph data models and built upon PostgreSQLJavaScript DBMS libraryAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentA highly scalable full ACID SQL database with fast NoSQL data ingestion and GIS capabilitiesTime Series DBMS and big data platform
Primary database modelGraph DBMS
Relational DBMS
Document store
Relational DBMS
Search engineKey-value store
Relational DBMS
Time Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.16
Rank#333  Overall
#30  Graph DBMS
#146  Relational DBMS
Score0.49
Rank#259  Overall
#40  Document stores
#120  Relational DBMS
Score2.34
Rank#117  Overall
#11  Search engines
Score0.35
Rank#283  Overall
#41  Key-value stores
#128  Relational DBMS
Score2.68
Rank#109  Overall
#8  Time Series DBMS
Websitebitnine.net/­agensgraphalasql.orgwww.coveo.comwww.leanxcale.comgithub.com/­taosdata/­TDengine
tdengine.com
Technical documentationbitnine.net/­documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comdocs.tdengine.com
DeveloperBitnine Global Inc.Andrey Gershun & Mathias R. WulffCoveoLeanXcaleTDEngine, previously Taos Data
Initial release20162014201220152019
Current release2.1, December 20183.0, August 2022
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open Source infoMIT-LicensecommercialcommercialOpen Source infoGPL V3, also commercial editions available
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCJavaScriptC
Server operating systemsLinux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)hostedLinux
Windows
Data schemedepending on used data modelschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyes
Typing infopredefined data types such as float or dateyesnoyesyes
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.nononono
Secondary indexesyesnoyesno
SQL infoSupport of SQLyesClose to SQL99, but no user access control, stored procedures and host language bindings.noyes infothrough Apache DerbyStandard SQL with extensions for time-series applications
APIs and other access methodsCypher Query Language
JDBC
JavaScript APIRESTful HTTP APIJDBC
Kafka Connector
ODBC
proprietary key/value interface
Spark Connector
JDBC
RESTful HTTP API
Supported programming languagesC
Java
JavaScript
Python
JavaScriptC#
Java
JavaScript
Python
C
Java
Scala
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Rust
Server-side scripts infoStored proceduresyesnonono
Triggersnoyesyesyes, via alarm monitoring
Partitioning methods infoMethods for storing different data on different nodesno, but can be realized using table inheritancenoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationnoneyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes infoonly for local storage and DOM-storageyesACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardnogranular access controls, API key management, content filtersyes
More information provided by the system vendor
AgensGraphAlaSQLCoveoLeanXcaleTDengine
Specific characteristicsTDengineā„¢ is a next generation data historian purpose-built for Industry 4.0 and...
» more
Competitive advantagesHigh Performance at any Scale: TDengine is purpose-built for handling massive industrial...
» more
Typical application scenariosTDengine is designed for Industrial IoT scenarios, including: Manufacturing Connected...
» more
Market metricsTDengine has garnered over 22,500 stars on GitHub and is used in over 50 countries...
» more
Licensing and pricing modelsTDengine OSS is an open source, cloud native time series database. It includes built-in...
» more
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More resources
AgensGraphAlaSQLCoveoLeanXcaleTDengine
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