DBMS > SQL.JS vs. SWC-DB

System Properties Comparison SQL.JS vs. SWC-DB

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Our visitors often compare SQL.JS and SWC-DB with Postgres-XL, TDSQL for MySQL and Snowflake.

Editorial information provided by DB-Engines

Name

Description

Port of SQLite to JavaScript

A high performance, scalable Wide Column DBMS

Primary database model

Relational DBMS

Wide column store

Secondary database models

Time Series DBMS

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.51
Rank	#247	Overall
	#115	Relational DBMS

Score	0.01
Rank	#375	Overall
	#13	Wide column stores

Website

sql.js.org

github.com/kashirin-alex/swc-db
www.swcdb.org

Technical documentation

sql.js.org/documentation/index.html

Developer

Alon Zakai

enhancements implemented by others

Alex Kashirin

Initial release

2012

2020

Current release

0.5, April 2021

License

Commercial or Open Source

Open Source

GPL V3

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

JavaScript

C++

Server operating systems

server-less, requires a JavaScript environment (browser, Node.js)

Linux

Data scheme

yes

schema-free

Typing

predefined data types such as float or date

yes

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.

SQL

Support of SQL

yes

SQL-92 is not fully supported

SQL-like query language

APIs and other access methods

JavaScript API

Proprietary protocol
Thrift

Supported programming languages

JavaScript

C++

Server-side scripts

Stored procedures

Triggers

Partitioning methods

Methods for storing different data on different nodes

none

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

none

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

none

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

except by serializing a db to a file

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

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More resources

DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

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