DBMS > BigchainDB vs. Brytlyt vs. Memcached

System Properties Comparison BigchainDB vs. Brytlyt vs. Memcached

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Editorial information provided by DB-Engines
Name	BigchainDB  Xexclude from comparison	Brytlyt  Xexclude from comparison	Memcached  Xexclude from comparison
Description	BigchainDB is scalable blockchain database offering decentralization, immutability and native assets	Scalable GPU-accelerated RDBMS for very fast analytic and streaming workloads, leveraging PostgreSQL	In-memory key-value store, originally intended for caching
Primary database model	Document store	Relational DBMS	Key-value store
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.77 Rank #199   Overall #32   Document stores	Score 0.31 Rank #271   Overall #125   Relational DBMS	Score 24.56 Rank #33   Overall #4   Key-value stores
Website	www.bigchaindb.com	www.brytlyt.com	www.memcached.org
Technical documentation	bigchaindb.readthedocs.io/­en/­latest		github.com/­memcached/­memcached/­wiki
Developer		Brytlyt	Danga Interactive originally developed by Brad Fitzpatrick for LiveJournal
Initial release	2016	2016	2003
Current release		0.9, October 2016	1.6.15, March 2022
License Commercial or Open Source	Open Source AGPL v3	commercial	Open Source BSD license
Cloud-based only Only available as a cloud service	no	no	no
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Implementation language	Python	C, C++ and CUDA	C
Server operating systems	Linux	Linux OS X Windows	FreeBSD Linux OS X Unix Windows
Data scheme	schema-free	yes	schema-free
Typing predefined data types such as float or date	no	yes	no
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	no	yes specific XML-type available, but no XML query functionality.
Secondary indexes		yes	no
SQL Support of SQL	no	yes	no
APIs and other access methods	CLI Client RESTful HTTP API	ADO.NET JDBC native C library ODBC streaming API for large objects	Proprietary protocol
Supported programming languages	Go Haskell Java JavaScript Python Ruby	.Net C C++ Delphi Java Perl Python Tcl	.Net C C++ ColdFusion Erlang Java Lisp Lua OCaml Perl PHP Python Ruby
Server-side scripts Stored procedures		user defined functions in PL/pgSQL	no
Triggers		yes	no
Partitioning methods Methods for storing different data on different nodes	Sharding		none
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication factor	Source-replica replication	none Repcached, a Memcached patch, provides this functionallity
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system		Immediate Consistency
Foreign keys Referential integrity	no	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data		ACID	no
Concurrency Support for concurrent manipulation of data	yes	yes	yes
Durability Support for making data persistent	yes,with MongoDB ord RethinkDB	yes	no
User concepts Access control	yes	fine grained access rights according to SQL-standard	yes using SASL (Simple Authentication and Security Layer) protocol
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	BigchainDB	Brytlyt	Memcached
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