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DBMS > Apache Drill vs. Impala vs. OpenQM vs. searchxml

System Properties Comparison Apache Drill vs. Impala vs. OpenQM vs. searchxml

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Editorial information provided by DB-Engines
NameApache Drill  Xexclude from comparisonImpala  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonsearchxml  Xexclude from comparison
DescriptionSchema-free SQL Query Engine for Hadoop, NoSQL and Cloud StorageAnalytic DBMS for HadoopQpenQM is a high-performance, self-tuning, multi-value DBMSDBMS for structured and unstructured content wrapped with an application server
Primary database modelDocument store
Relational DBMS
Relational DBMSMultivalue DBMSNative XML DBMS
Search engine
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.00
Rank#108  Overall
#21  Document stores
#56  Relational DBMS
Score17.82
Rank#39  Overall
#24  Relational DBMS
Score0.43
Rank#276  Overall
#10  Multivalue DBMS
Score0.00
Rank#377  Overall
#7  Native XML DBMS
#24  Search engines
Websitedrill.apache.orgwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.htmlwww.openqm.comwww.searchxml.net/­category/­products
Technical documentationdrill.apache.org/­docsdocs.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.htmlwww.openqm.com/­support/­documentationwww.searchxml.net/­support/­handouts
DeveloperApache Software FoundationClouderaMartin Phillipsinformationpartners gmbh
Initial release2012201319932015
Current release1.20.2, August 20224.1.0, June 20223.4-121.0
License infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoApache Version 2Open Source infoGPLv2, extended commercial license availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsLinux
OS X
Windows
LinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Windows
Data schemeschema-freeyesyes infowith some exceptionsschema-free
Typing infopredefined data types such as float or dateyesyesyes
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.nonoyesyes
Secondary indexesnoyesyesyes
SQL infoSupport of SQLSQL SELECT statement is SQL:2003 compliantSQL-like DML and DDL statementsnono
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
JDBC
ODBC
RESTful HTTP API
WebDAV
XQuery
XSLT
Supported programming languagesC++All languages supporting JDBC/ODBC.Net
Basic
C
Java
Objective C
PHP
Python
C++ infomost other programming languages supported via APIs
Server-side scripts infoStored proceduresuser defined functionsyes infouser defined functions and integration of map-reduceyesyes infoon the application server
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factoryesyes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyes infoquery execution via MapReducenono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDmultiple readers, single writer
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentDepending on the underlying data sourceyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Depending on the underlying data sourcenono
User concepts infoAccess controlDepending on the underlying data sourceAccess rights for users, groups and roles infobased on Apache Sentry and KerberosAccess rights can be defined down to the item levelDomain, group and role-based access control at the document level and for application services

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More resources
Apache DrillImpalaOpenQM infoalso called QMsearchxml
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Apache Drill Adds New Data Formats
28 March 2022, iProgrammer

Apache Drill improves big data SQL query engine
31 August 2021, TechTarget

Apache Drill Poised to Crack Tough Data Challenges
19 May 2015, Datanami

MapR Advances Support for Flexible and High Performance Analytics on JSON and S3 Data with Apache Drill
30 January 2019, businesswire.com

Google’s Real Time Big Data Tool Cloned By Apache Drill
17 August 2012, TechCrunch

provided by Google News

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10 November 2014, InformationWeek

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24 October 2012, ZDNet

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29 July 2021, iProgrammer

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OpenQM
9 January 2019, International Spectrum Magazine

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