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eXtremeDB IMDS

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eXtremeDB In-Memory Database System
Category
Preference (79% global votes)
Website www.​mcobject.​com/​extremedbfamily.​shtml
License
Design
Database model
Data storage
Embeddable Yes
Features
Query language
Data types
Conditional entry updates Yes
Map and reduce No
Unicode Yes
TTL for entries Yes
Compression Yes
Integrity
Integrity model
Atomicity Yes
Consistency Yes
Isolation Yes
Durability (data storage) Yes
Transactions Yes
Referential integrity No
Revision control No
Locking model
Indexing
Secondary Indexes Yes
Composite keys Yes
Full text search No
Geospatial Indexes Yes
Graph support Conditional
Distribution
Horizontal scalable Yes
Replication Yes
Replication mode
Sharding Yes
Shared nothing architecture Yes
System requirements
Operating system
Native driver
Memory minimum 150 kB
Architecture
Programming language
More
Description In-memory database system (IMDS) with options for persistence
Brand
Multi-user system Yes
Standard compliance Yes
Software distribution
Object-Relational Mapping (ORM) No
Release Date September 2001
Documentation level ★★★☆☆
Lines of code 206 k
Free to use No
Active Yes
Database Connection Pooling No
Real time analytics Yes
Creation Date 2001
Community Driven No
WSDL No
API Good
XML Aware Basic
Cloud platform support
Online backup Yes
Partial Index Yes
Function Based Index No
Log Yes
Download www.​mcobject.​com/​software_eval
Backup functionality Good
Query Cache No
Ease of use ★★★☆☆
In-Place Update Yes
Free for commercial use No
Sorts Yes
Capped Collections Yes
Tuneable write concerns Yes
Read preferences Yes
Event Driven Architecture Yes
Open Source No
Triggers Yes
Perfomance ★★★★★
Pipeline Aggregation Yes
Spring Data Support No
Geospatial Yes
Server Side Java Script No
JSON No
Flexible Table(Schema) Yes
Stored Procedure Yes
Corruption Resistant Yes
Auto-Sharding Yes
Number of systems in production 22 000 000
Free edition No
memcached protocol No
Does your mom understand it No
CLI` Yes
Trigram index Yes
Patricia Trie index Yes
kd-tree index Yes
More Yes
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eXtremeDB IMDS
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