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DBMS > Alibaba Cloud Log Service vs. Alibaba Cloud PolarDB vs. Apache Impala vs. QuestDB

System Properties Comparison Alibaba Cloud Log Service vs. Alibaba Cloud PolarDB vs. Apache Impala vs. QuestDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonAlibaba Cloud PolarDB  Xexclude from comparisonApache Impala  Xexclude from comparisonQuestDB  Xexclude from comparison
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.A cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Analytic DBMS for HadoopA high performance open source SQL database for time series data
Primary database modelSearch engineRelational DBMSRelational DBMSTime Series DBMS
Secondary database modelsDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.47
Rank#263  Overall
#18  Search engines
Score0.66
Rank#235  Overall
#108  Relational DBMS
Score12.45
Rank#40  Overall
#24  Relational DBMS
Score2.70
Rank#105  Overall
#8  Time Series DBMS
Websitewww.alibabacloud.com/­product/­log-servicewww.alibabacloud.com/­product/­polardbimpala.apache.orgquestdb.io
Technical documentationwww.alibabacloud.com/­help/­en/­slswww.alibabacloud.com/­help/­en/­polardb/­product-overviewimpala.apache.org/­impala-docs.htmlquestdb.io/­docs
DeveloperAlibabaCloud Inc.AlibabaApache Software Foundation infoApache top-level project, originally developed by ClouderaQuestDB Technology Inc
Initial release201620132014
Current release4.1.0, June 2022
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache Version 2Open Source infoApache 2.0
Cloud-based only infoOnly available as a cloud serviceyesyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++Java (Zero-GC), C++, Rust
Server operating systemshostedhostedLinuxLinux
macOS
Windows
Data schemeschema-freeyesyesyes infoschema-free via InfluxDB Line Protocol
Typing infopredefined data types such as float or dateyesyesyesyes
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.noyesnono
Secondary indexesyesyesyesno
SQL infoSupport of SQLSQL for queryingyesSQL-like DML and DDL statementsSQL with time-series extensions
APIs and other access methodsHTTP RESTJDBC
ODBC
JDBC
ODBC
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
Supported programming languagesJava
Python
All languages supporting JDBC/ODBCC infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
Server-side scripts infoStored proceduresnoyesyes infouser defined functions and integration of map-reduceno
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoImplicit feature of the cloud serviceShardinghorizontal partitioning (by timestamps)
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasyes infoImplicit feature of the cloud serviceselectable replication factorSource-replica replication with eventual consistency
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornoyes infoquery execution via MapReduceno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACID for single-table writes
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyes infothrough memory mapped files
User concepts infoAccess controlAlibaba Cloud user access controlfine grained access rights according to SQL-standardAccess rights for users, groups and roles infobased on Apache Sentry and Kerberos
More information provided by the system vendor
Alibaba Cloud Log ServiceAlibaba Cloud PolarDBApache ImpalaQuestDB
Specific characteristicsA real-time service for telementry data (log, metric, trace). Alibaba Cloud Log Service...
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PolarDB, previously ApsaraDB for PolarDB, is a cloud-native relational database designed...
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Relational model with native time series support Column-based storage and time partitioned...
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Competitive advantages* Ease of use: Completes data collections from more than 30 data sources within five...
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Webinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
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High ingestion throughput: peak of 4M rows/sec (TSBS Benchmark) Code optimizations...
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Typical application scenarios* Log/Trace/Event Search & Analysis * Application Monitoring * Operation Analysis...
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Creating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
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Financial tick data Industrial IoT Application Metrics Monitoring
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Key customers* Alibaba & Ant-Finance:he infrastructure service for the Corp * Over 22k Subscriber...
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Banks & Hedge funds, Yahoo, OKX, Airbus, Aquis Exchange, Net App, Cloudera, Airtel,...
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Licensing and pricing modelsPay-As-You-Go https://www.alibabacloud.com/product/log-service/pricing
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Specification and pricing. You can use either of the following billing methods to...
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Open source Apache 2.0 QuestDB Enterprise QuestDB Cloud
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More resources
Alibaba Cloud Log ServiceAlibaba Cloud PolarDBApache ImpalaQuestDB
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