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DBMS > Memcached vs. QuestDB vs. Snowflake vs. SQream DB vs. Warp 10

System Properties Comparison Memcached vs. QuestDB vs. Snowflake vs. SQream DB vs. Warp 10

Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonQuestDB  Xexclude from comparisonSnowflake  Xexclude from comparisonSQream DB  Xexclude from comparisonWarp 10  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingA high performance open source SQL database for time series dataCloud-based data warehousing service for structured and semi-structured dataa GPU-based, columnar RDBMS for big data analytics workloadsTimeSeries DBMS specialized on timestamped geo data based on LevelDB or HBase
Primary database modelKey-value storeTime Series DBMSRelational DBMSRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score16.84
Rank#32  Overall
#4  Key-value stores
Score2.81
Rank#98  Overall
#7  Time Series DBMS
Score133.72
Rank#7  Overall
#5  Relational DBMS
Score0.62
Rank#234  Overall
#109  Relational DBMS
Score0.06
Rank#351  Overall
#35  Time Series DBMS
Websitewww.memcached.orgquestdb.iowww.snowflake.comsqream.comwww.warp10.io
Technical documentationgithub.com/­memcached/­memcached/­wikiquestdb.io/­docsdocs.snowflake.net/­manuals/­index.htmldocs.sqream.comwww.warp10.io/­content/­02_Getting_started
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalQuestDB Technology IncSnowflake Computing Inc.SQream TechnologiesSenX
Initial release20032014201420172015
Current release1.6.29, June 20242022.1.6, December 2022
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoApache 2.0commercialcommercialOpen Source infoApache License 2.0
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 languageCJava (Zero-GC), C++, RustC++, CUDA, Haskell, Java, ScalaJava
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Linux
macOS
Windows
hostedLinuxLinux
OS X
Windows
Data schemeschema-freeyes infoschema-free via InfluxDB Line Protocolyes infosupport of semi-structured data formats (JSON, XML, Avro)yesschema-free
Typing infopredefined data types such as float or datenoyesyesyes, ANSI Standard SQL Typesyes
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.noyesno
Secondary indexesnononono
SQL infoSupport of SQLnoSQL with time-series extensionsyesyesno
APIs and other access methodsProprietary protocolHTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
CLI Client
JDBC
ODBC
.Net
JDBC
ODBC
HTTP API
Jupyter
WebSocket
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
JavaScript (Node.js)
Python
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonouser defined functionsuser defined functions in Pythonyes infoWarpScript
Triggersnonono infosimilar concept for controling cloud resourcesnono
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning (by timestamps)yeshorizontal and vertical partitioningSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallitySource-replica replication with eventual consistencyyesnoneselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integritynonoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID for single-table writesACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentnoyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infothrough memory mapped filesnoyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolUsers with fine-grained authorization concept, user roles and pluggable authenticationMandatory use of cryptographic tokens, containing fine-grained authorizations
More information provided by the system vendor
MemcachedQuestDBSnowflakeSQream DBWarp 10
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