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DBMS > Apache Drill vs. Heroic vs. Impala vs. LevelDB vs. searchxml

System Properties Comparison Apache Drill vs. Heroic vs. Impala vs. LevelDB vs. searchxml

Editorial information provided by DB-Engines
NameApache Drill  Xexclude from comparisonHeroic  Xexclude from comparisonImpala  Xexclude from comparisonLevelDB  Xexclude from comparisonsearchxml  Xexclude from comparison
DescriptionSchema-free SQL Query Engine for Hadoop, NoSQL and Cloud StorageTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchAnalytic DBMS for HadoopEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesDBMS for structured and unstructured content wrapped with an application server
Primary database modelDocument store
Relational DBMS
Time Series DBMSRelational DBMSKey-value storeNative XML DBMS
Search engine
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.89
Rank#106  Overall
#20  Document stores
#55  Relational DBMS
Score0.22
Rank#285  Overall
#25  Time Series DBMS
Score18.03
Rank#40  Overall
#25  Relational DBMS
Score3.06
Rank#101  Overall
#18  Key-value stores
Score0.00
Rank#354  Overall
#7  Native XML DBMS
#21  Search engines
Websitedrill.apache.orgspotify.github.io/­heroic/­#!/­indexwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.htmlgithub.com/­google/­leveldbwww.searchxml.net/­category/­products
Technical documentationdrill.apache.org/­docsspotify.github.io/­heroic/­#!/­docs/­overviewdocs.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.htmlgithub.com/­google/­leveldb/­blob/­master/­doc/­index.mdwww.searchxml.net/­support/­handouts
DeveloperApache Software FoundationSpotifyClouderaGoogleinformationpartners gmbh
Initial release20122014201320112015
Current release1.19.0, June 20214.0.0, July 20211.23, February 20211.0
License infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoApache 2.0Open Source infoApache Version 2Open Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++C++C++
Server operating systemsLinux
OS X
Windows
LinuxIllumos
Linux
OS X
Windows
Windows
Data schemeschema-freeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesnoyes
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.nonononoyes
Secondary indexesnoyes infovia Elasticsearchyesnoyes
SQL infoSupport of SQLSQL SELECT statement is SQL:2003 compliantnoSQL-like DML and DDL statementsnono
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
HQL (Heroic Query Language, a JSON-based language)
HTTP API
JDBC
ODBC
RESTful HTTP API
WebDAV
XQuery
XSLT
Supported programming languagesC++All languages supporting JDBC/ODBCC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C++ infomost other programming languages supported via APIs
Server-side scripts infoStored proceduresuser defined functionsnoyes infouser defined functions and integration of map-reducenoyes infoon the application server
Triggersnonononono
Partitioning methods infoMethods for storing different data on different nodesShardingShardingShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factornoneyes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes infoquery execution via MapReducenono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency
Eventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonononomultiple readers, single writer
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentDepending on the underlying data sourceyesyesyes infowith automatic compression on writesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Depending on the underlying data sourcenonono
User concepts infoAccess controlDepending on the underlying data sourceAccess rights for users, groups and roles infobased on Apache Sentry and KerberosnoDomain, group and role-based access control at the document level and for application services

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More resources
Apache DrillHeroicImpalaLevelDBsearchxml
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