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DBMS > Apache Solr vs. Bangdb vs. ScyllaDB

System Properties Comparison Apache Solr vs. Bangdb vs. ScyllaDB

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NameApache Solr  Xexclude from comparisonBangdb  Xexclude from comparisonScyllaDB  Xexclude from comparison
DescriptionA widely used distributed, scalable search engine based on Apache LuceneConverged and high performance database for device data, events, time series, document and graphCassandra and DynamoDB compatible wide column store
Primary database modelSearch engineDocument store
Graph DBMS
Time Series DBMS
Wide column store
Secondary database modelsSpatial DBMSSpatial DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score32.79
Rank#23  Overall
#3  Search engines
Score0.11
Rank#340  Overall
#48  Document stores
#33  Graph DBMS
#31  Time Series DBMS
Score3.70
Rank#69  Overall
#5  Wide column stores
Websitesolr.apache.orgbangdb.comwww.scylladb.com
Technical documentationsolr.apache.org/­resources.htmldocs.bangdb.comdocs.scylladb.com
DeveloperApache Software FoundationSachin Sinha, BangDBScyllaDB
Initial release200620122015
Current release9.6.1, May 2024BangDB 2.0, October 2021ScyllaDB Open Source 6.2.0, October 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoBSD 3Open Source infoOpen Source (AGPL), commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC, C++C++
Server operating systemsAll OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)LinuxLinux
Data schemeyes infoDynamic Fields enables on-the-fly addition of new fieldsschema-freeschema-free
Typing infopredefined data types such as float or dateyes infosupports customizable data types and automatic typingyes: string, long, double, int, geospatial, stream, eventsyes
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.yesnono
Secondary indexesyes infoAll search fields are automatically indexedyes infosecondary, composite, nested, reverse, geospatialyes infocluster global secondary indices
SQL infoSupport of SQLSolr Parallel SQL InterfaceSQL like support with command line toolSQL-like DML and DDL statements (CQL)
APIs and other access methodsJava API
RESTful HTTP/JSON API
Proprietary protocol
RESTful HTTP API
Proprietary protocol (CQL) infocompatible with CQL (Cassandra Query Language, an SQL-like language)
RESTful HTTP API (DynamoDB compatible)
Thrift
Supported programming languages.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
C
C#
C++
Java
Python
For CQL interface: C#, C++, Clojure, Erlang, Go, Haskell, Java, JavaScript, Node.js, Perl, PHP, Python, Ruby, Rust, Scala
For DynamoDB interface: .Net, ColdFusion, Erlang, Groovy, Java, JavaScript, Perl, PHP, Python, Ruby
Server-side scripts infoStored proceduresJava pluginsnoyes, Lua
Triggersyes infoUser configurable commands triggered on index changesyes, Notifications (with Streaming only)no
Partitioning methods infoMethods for storing different data on different nodesShardingSharding (enterprise version only). P2P based virtual network overlay with consistent hashing and chord algorithmSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor, Knob for CAP (enterprise version only)selectable replication factor infoRepresentation of geographical distribution of servers is possible
MapReduce infoOffers an API for user-defined Map/Reduce methodsspark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reducenono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyTunable consistency, set CAP knob accordinglyEventual Consistency
Tunable Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataoptimistic lockingACIDyes infoAtomicity and isolation are supported for single operations
Concurrency infoSupport for concurrent manipulation of datayesyes, optimistic concurrency controlyes
Durability infoSupport for making data persistentyesyes, implements WAL (Write ahead log) as wellyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes, run db with in-memory only modeyes infoin-memory tables
User concepts infoAccess controlyesyes (enterprise version only)Access rights for users can be defined per object

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More resources
Apache SolrBangdbScyllaDB
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