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DBMS > LeanXcale vs. Sqrrl

System Properties Comparison LeanXcale vs. Sqrrl

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Editorial information provided by DB-Engines
NameLeanXcale  Xexclude from comparisonSqrrl  Xexclude from comparison
DescriptionFull ACID, highly scalable DBMS for OLTP and OLAP applications with transactions on distributed dataAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelKey-value store
Relational DBMS
Document store
Graph DBMS
Key-value store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.18
Rank#260  Overall
#43  Key-value stores
#122  Relational DBMS
Score0.48
Rank#207  Overall
#30  Document stores
#16  Graph DBMS
#35  Key-value stores
#10  Wide column stores
Websitewww.leanxcale.comsqrrl.com
DeveloperLeanXcaleAmazon infooriginally Sqrrl Data, Inc.
Initial release20152012
License infoCommercial or Open Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava
Server operating systemsLinux
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyes
Secondary indexesyes
SQL infoSupport of SQLyes infothrough Apache Derbyno
APIs and other access methodsproprietary key/value interface
JDBC
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languagesActionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)

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More resources
LeanXcaleSqrrl
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