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DBMS > Apache Kylin vs. Graphite vs. Qdrant vs. Snowflake vs. XTDB

System Properties Comparison Apache Kylin vs. Graphite vs. Qdrant vs. Snowflake vs. XTDB

Editorial information provided by DB-Engines
NameApache Kylin  Xexclude from comparisonGraphite  Xexclude from comparisonQdrant  Xexclude from comparisonSnowflake  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionA distributed analytics engine for big data, providing a SQL interface and multi-dimensional analysis (OLAP) and leveraging the Hadoop stackData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperA high-performance vector database with neural network or semantic-based matchingCloud-based data warehousing service for structured and semi-structured dataA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSTime Series DBMSVector DBMSRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.25
Rank#170  Overall
#77  Relational DBMS
Score4.83
Rank#67  Overall
#4  Time Series DBMS
Score1.28
Rank#167  Overall
#6  Vector DBMS
Score130.36
Rank#8  Overall
#5  Relational DBMS
Score0.18
Rank#332  Overall
#46  Document stores
Websitekylin.apache.orggithub.com/­graphite-project/­graphite-webgithub.com/­qdrant/­qdrant
qdrant.tech
www.snowflake.comgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationkylin.apache.org/­docsgraphite.readthedocs.ioqdrant.tech/­documentationdocs.snowflake.net/­manuals/­index.htmlwww.xtdb.com/­docs
DeveloperApache Software Foundation, originally contributed from eBay IncChris DavisQdrantSnowflake Computing Inc.Juxt Ltd.
Initial release20152006202120142019
Current release3.1.0, July 20201.19, September 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache 2.0Open Source infoApache Version 2.0commercialOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaPythonRustClojure
Server operating systemsLinuxLinux
Unix
Docker
Linux
macOS
Windows
hostedAll OS with a Java 8 (and higher) VM
Linux
Data schemeyesyesschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)schema-free
Typing infopredefined data types such as float or dateyesNumeric data onlyNumbers, Strings, Geo, Booleanyesyes, 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.nononoyesno
Secondary indexesyesnoyes infoKeywords, numberic ranges, geo, full-textyes
SQL infoSupport of SQLANSI SQL for queries (using Apache Calcite)nonoyeslimited SQL, making use of Apache Calcite
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
HTTP API
Sockets
gRPC
OpenAPI 3.0
RESTful HTTP/JSON API infoOpenAPI 3.0
CLI Client
JDBC
ODBC
HTTP REST
JDBC
Supported programming languagesJavaScript (Node.js)
Python
.Net
Go
Java
JavaScript (Node.js)
Python
Rust
JavaScript (Node.js)
Python
Clojure
Java
Server-side scripts infoStored proceduresnouser defined functionsno
Triggersnono infosimilar concept for controling cloud resourcesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneCollection-level replicationyesyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual Consistency, tunable consistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infolockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes, 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.noyesno
User concepts infoAccess controlnoKey-based authenticationUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
Apache KylinGraphiteQdrantSnowflakeXTDB infoformerly named Crux
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