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DBMS > Alibaba Cloud Log Service vs. Apache Impala vs. Cassandra vs. IBM Db2 Event Store vs. RavenDB

System Properties Comparison Alibaba Cloud Log Service vs. Apache Impala vs. Cassandra vs. IBM Db2 Event Store vs. RavenDB

Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonApache Impala  Xexclude from comparisonCassandra  Xexclude from comparisonIBM Db2 Event Store  Xexclude from comparisonRavenDB  Xexclude from comparison
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.Analytic DBMS for HadoopWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessDistributed Event Store optimized for Internet of Things use casesOpen Source Operational and Transactional Enterprise NoSQL Document Database
Primary database modelSearch engineRelational DBMSWide column storeEvent Store
Time Series DBMS
Document store
Secondary database modelsDocument storeVector DBMS infostarting with release V5Graph DBMS
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#265  Overall
#18  Search engines
Score13.77
Rank#40  Overall
#24  Relational DBMS
Score101.89
Rank#12  Overall
#1  Wide column stores
Score0.19
Rank#323  Overall
#2  Event Stores
#28  Time Series DBMS
Score2.92
Rank#101  Overall
#18  Document stores
Websitewww.alibabacloud.com/­product/­log-serviceimpala.apache.orgcassandra.apache.orgwww.ibm.com/­products/­db2-event-storeravendb.net
Technical documentationwww.alibabacloud.com/­help/­en/­slsimpala.apache.org/­impala-docs.htmlcassandra.apache.org/­doc/­latestwww.ibm.com/­docs/­en/­db2-event-storeravendb.net/­docs
DeveloperAlibabaCloud Inc.Apache Software Foundation infoApache top-level project, originally developed by ClouderaApache Software Foundation infoApache top level project, originally developped by FacebookIBMHibernating Rhinos
Initial release20162013200820172010
Current release4.1.0, June 20224.1.3, July 20232.05.4, July 2022
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2Open Source infoApache version 2commercial infofree developer edition availableOpen Source infoAGPL version 3, commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageC++JavaC and C++C#
Server operating systemshostedLinuxBSD
Linux
OS X
Windows
Linux infoLinux, macOS, Windows for the developer additionLinux
macOS
Raspberry Pi
Windows
Data schemeschema-freeyesschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesyesyesno
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 indexesyesyesrestricted infoonly equality queries, not always the best performing solutionnoyes
SQL infoSupport of SQLSQL for queryingSQL-like DML and DDL statementsSQL-like SELECT, DML and DDL statements (CQL)yes infothrough the embedded Spark runtimeSQL-like query language (RQL)
APIs and other access methodsHTTP RESTJDBC
ODBC
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
ADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
.NET Client API
F# Client API
Go Client API
Java Client API
NodeJS Client API
PHP Client API
Python Client API
RESTful HTTP API
Supported programming languagesAll languages supporting JDBC/ODBCC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
.Net
C#
F#
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyes infouser defined functions and integration of map-reducenoyesyes
Triggersyesnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingSharding infono "single point of failure"ShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasselectable replication factorselectable replication factor infoRepresentation of geographical distribution of servers is possibleActive-active shard replicationMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectoryes infoquery execution via MapReduceyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual ConsistencyDefault ACID transactions on the local node (eventually consistent across the cluster). Atomic operations with cluster-wide ACID transactions. Eventual consistency for indexes and full-text search indexes.
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono infoAtomicity and isolation are supported for single operationsnoACID, Cluster-wide transaction available
Concurrency infoSupport for concurrent manipulation of datayesyesyesNo - written data is immutableyes
Durability infoSupport for making data persistentyesyesyesYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nononoyes
User concepts infoAccess controlAlibaba Cloud user access controlAccess rights for users, groups and roles infobased on Apache Sentry and KerberosAccess rights for users can be defined per objectfine grained access rights according to SQL-standardAuthorization levels configured per client per database
More information provided by the system vendor
Alibaba Cloud Log ServiceApache ImpalaCassandraIBM Db2 Event StoreRavenDB
Specific characteristicsA real-time service for telementry data (log, metric, trace). Alibaba Cloud Log Service...
» more
Apache Cassandra is the leading NoSQL, distributed database management system, well...
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Competitive advantages* Ease of use: Completes data collections from more than 30 data sources within five...
» more
No single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenarios* Log/Trace/Event Search & Analysis * Application Monitoring * Operation Analysis...
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Internet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customers* Alibaba & Ant-Finance:he infrastructure service for the Corp * Over 22k Subscriber...
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Apple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsPay-As-You-Go https://www.alibabacloud.com/product/log-service/pricing
» more
Apache license  Pricing for commercial distributions provided by DataStax and available...
» more
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