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DBMS > AlaSQL vs. Coveo vs. EJDB vs. Percona Server for MySQL

System Properties Comparison AlaSQL vs. Coveo vs. EJDB vs. Percona Server for MySQL

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonEJDB  Xexclude from comparisonPercona Server for MySQL  Xexclude from comparison
DescriptionJavaScript DBMS libraryAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentEmbeddable document-store database library with JSON representation of queries (in MongoDB style)Enhanced drop-in replacement for MySQL based on XtraDB or TokuDB storage engines with improved performance and additional diagnostic and management features.
Primary database modelDocument store
Relational DBMS
Search engineDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score2.28
Rank#114  Overall
#11  Search engines
Score0.27
Rank#297  Overall
#44  Document stores
Score2.03
Rank#122  Overall
#57  Relational DBMS
Websitealasql.orgwww.coveo.comgithub.com/­Softmotions/­ejdbwww.percona.com/­software/­mysql-database/­percona-server
Technical documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdwww.percona.com/­downloads/­Percona-Server-LATEST
DeveloperAndrey Gershun & Mathias R. WulffCoveoSoftmotionsPercona
Initial release2014201220122008
Current release8.0.36-28, 2024
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infoGPLv2Open Source infoGPL version 2
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptCC and C++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedserver-lessLinux
Data schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freeyes
Typing infopredefined data types such as float or datenoyesyes infostring, integer, double, bool, date, object_idyes
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 indexesnoyesnoyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonoyes
APIs and other access methodsJavaScript APIRESTful HTTP APIin-process shared libraryADO.NET
JDBC
ODBC
Supported programming languagesJavaScriptC#
Java
JavaScript
Python
Actionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Ada
C
C#
C++
D
Eiffel
Erlang
Haskell
Java
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresnononoyes
Triggersyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesnoneMulti-source replication
Source-replica replication
XtraDB Cluster
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno infotypically not needed, however similar functionality with collection joins possibleyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyes
Durability infoSupport for making data persistentyes 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.yesyes
User concepts infoAccess controlnogranular access controls, API key management, content filtersnoUsers with fine-grained authorization concept infono user groups or roles

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More resources
AlaSQLCoveoEJDBPercona Server for MySQL
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