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EJDB System Properties

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Editorial information provided by DB-Engines
NameEJDB
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)
Database modelDocument store
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Score0.12
Rank#252  Overall
#27  Document stores
Websiteejdb.org
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.md
DeveloperSoftmotions
Initial release2012
License Commercial or Open SourceOpen Source GPLv2
Cloud-based Only available as a cloud serviceno
Implementation languageC
Server operating systemsserver-less
Data schemeschema-free
Typing predefined data types such as float or dateyes string, integer, double, bool, date, object_id
Secondary indexesno
SQL Support of (almost entire) SQL standard (DML, DDL and DCL statements)no
APIs and other access methodsin-process shared library
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Server-side scripts Stored proceduresno
Triggersno
Partitioning methods Methods for storing different data on different nodesnone
Replication methods Methods for redundantly storing data on multiple nodesnone
MapReduce Offers an API for user-defined Map/Reduce methodsno
Foreign keys Referential integrityno typically not needed, however similar functionality with collection joins possible
Transaction concepts Support to ensure data integrity after non-atomic manipulations of datano
Concurrency Support for concurrent manipulation of datayes Read/Write Locking
Durability Support for making data persistentyes
User concepts Access controlno

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EJDB
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