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DBMS > AlaSQL vs. Coveo vs. H2 vs. RisingWave vs. XTDB

System Properties Comparison AlaSQL vs. Coveo vs. H2 vs. RisingWave vs. XTDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonH2  Xexclude from comparisonRisingWave  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionJavaScript DBMS libraryAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.A distributed RDBMS for stream processing, wire-compatible with PostgreSQLA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelDocument store
Relational DBMS
Search engineRelational DBMSRelational DBMSDocument store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.51
Rank#256  Overall
#40  Document stores
#118  Relational DBMS
Score2.11
Rank#118  Overall
#11  Search engines
Score8.33
Rank#46  Overall
#30  Relational DBMS
Score0.64
Rank#238  Overall
#110  Relational DBMS
Score0.18
Rank#332  Overall
#46  Document stores
Websitealasql.orgwww.coveo.comwww.h2database.comwww.risingwave.com/­databasegithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comwww.h2database.com/­html/­main.htmldocs.risingwave.com/­docs/­current/­introwww.xtdb.com/­docs
DeveloperAndrey Gershun & Mathias R. WulffCoveoThomas MuellerRisingWave LabsJuxt Ltd.
Initial release20142012200520222019
Current release2.2.220, July 20231.2, September 20231.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infodual-licence (Mozilla public license, Eclipse public license)Open Source infoApache Version 2.0Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaRustClojure
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedAll OS with a Java VMDocker
Linux
macOS
All OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyesschema-free
Typing infopredefined data types such as float or datenoyesyesStandard SQL-types and JSONyes, extensible-data-notation format
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 indexesnoyesyesyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyesyeslimited SQL, making use of Apache Calcite
APIs and other access methodsJavaScript APIRESTful HTTP APIJDBC
ODBC
JDBC
PostgreSQL wire protocol
HTTP REST
JDBC
Supported programming languagesJavaScriptC#
Java
JavaScript
Python
JavaGo
Java
JavaScript (Node.js)
Python
Clojure
Java
Server-side scripts infoStored proceduresnonoJava Stored Procedures and User-Defined FunctionsUDFs in Python or Javano
Triggersyesyesyesnono
Partitioning methods infoMethods for storing different data on different nodesnoneyesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesWith clustering: 2 database servers on different computers operate on identical copies of a databaseyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlnogranular access controls, API key management, content filtersfine grained access rights according to SQL-standardUsers and Roles

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More resources
AlaSQLCoveoH2RisingWaveXTDB infoformerly named Crux
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