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DBMS > AlaSQL vs. Alibaba Cloud TSDB vs. Apache Kylin vs. XTDB

System Properties Comparison AlaSQL vs. Alibaba Cloud TSDB vs. Apache Kylin vs. XTDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonAlibaba Cloud TSDB  Xexclude from comparisonApache Kylin  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionJavaScript DBMS libraryA stable, reliable, and cost-effective online high-performance time series database serviceA distributed analytics engine for big data, providing a SQL interface and multi-dimensional analysis (OLAP) and leveraging the Hadoop stackA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelDocument store
Relational DBMS
Time Series DBMSRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.24
Rank#306  Overall
#26  Time Series DBMS
Score1.18
Rank#172  Overall
#79  Relational DBMS
Score0.11
Rank#343  Overall
#46  Document stores
Websitealasql.orgwww.alibabacloud.com/­product/­hitsdbkylin.apache.orggithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationgithub.com/­AlaSQL/­alasqlwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbkylin.apache.org/­docswww.xtdb.com/­docs
DeveloperAndrey Gershun & Mathias R. WulffAlibabaApache Software Foundation, originally contributed from eBay IncJuxt Ltd.
Initial release201420152019
Current release3.1.0, July 20201.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infoApache Version 2.0Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaClojure
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedLinuxAll OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenoNumeric data and Stringsyesyes, 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.nononono
Secondary indexesnonoyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noANSI SQL for queries (using Apache Calcite)limited SQL, making use of Apache Calcite
APIs and other access methodsJavaScript APIHTTP RESTJDBC
ODBC
RESTful HTTP API
HTTP REST
JDBC
Supported programming languagesJavaScriptJavaClojure
Java
Server-side scripts infoStored proceduresnonono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes, 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.yesnono
User concepts infoAccess controlnoAccess managed on TSDB instance level

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More resources
AlaSQLAlibaba Cloud TSDBApache KylinXTDB infoformerly named Crux
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