DBMS > Alibaba Cloud HybridDB vs. GBase vs. Postgres-XL vs. PostgreSQL vs. Quasardb

System Properties Comparison Alibaba Cloud HybridDB vs. GBase vs. Postgres-XL vs. PostgreSQL vs. Quasardb

Editorial information provided by DB-Engines

Name

GBase seems to be discontinued and will be removed from the DB-Engines ranking

Description

HybridDB is an online MPP (Massively Parallel Processing) data warehousing service based on Greenplum

An analytical database for business intelligence with large customers in China.

Based on PostgreSQL enhanced with MPP and write-scale-out cluster features

Widely used open source RDBMS info

Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL

Distributed, high-performance timeseries database

Primary database model

Relational DBMS

Relational DBMS info

with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.

Time Series DBMS

Secondary database models

Document store

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

Score	0.33
Rank	#234	Overall
	#110	Relational DBMS

Score	0.46
Rank	#210	Overall
	#99	Relational DBMS

Score	503.37
Rank	#4	Overall
	#4	Relational DBMS

Score	0.10
Rank	#282	Overall
	#22	Time Series DBMS

Website

www.alibabacloud.com/product/hybriddb-postgresql

www.gbase.cn

www.postgres-xl.org

www.postgresql.org

www.quasardb.net

Technical documentation

www.alibabacloud.com/help/doc-detail/35387.htm

www.postgres-xl.org/documentation

www.postgresql.org/docs/manuals

doc.quasardb.net

Developer

Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group

PostgreSQL Global Development Group info

www.postgresql.org/developer

quasardb

Initial release

2016

2014

since 2012, originally named StormDB

1989

1989: Postgres, 1996: PostgreSQL

2009

Current release

GBase 8a

10 R1, October 2018

12.1, November 2019

3.1, January 2019

License

Commercial or Open Source

commercial

Open Source info

Mozilla public license

Open Source info

BSD

commercial info

Free community edition, Non-profit organizations and non-commercial usage are eligible for free licenses

Cloud-based only info

Only available as a cloud service

yes

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

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Implementation language

C++

Server operating systems

hosted

Linux
macOS

FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows

BSD
Linux
OS X
Windows

Data scheme

yes

schema-free

Typing

predefined data types such as float or date

yes

integer and binary

XML support info

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

XML type, but no XML query functionality

yes

specific XML-type available, but no XML query functionality.

Secondary indexes

yes

with tags

SQL

Support of SQL

yes

distributed, parallel query execution

yes

standard with numerous extensions

SQL-like query language

APIs and other access methods

JDBC
ODBC

ADO.NET
JDBC
native C library
ODBC
streaming API for large objects

HTTP API

Supported programming languages

C
Java
Perl
Python
R

.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl

.Net
C
C++
Delphi
Java info

JDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl

.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R

Server-side scripts info

Stored procedures

yes

user defined functions

user defined functions info

realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

Sharding

Implicit feature of the cloud service

horizontal partitioning

partitioning by range, list and (since PostgreSQL 11) by hash

Sharding

consistent hashing

Replication methods info

Methods for redundantly storing data on multiple nodes

yes

Implicit feature of the cloud service

Master-slave replication info

other methods possible by using 3rd party extensions

Master-slave replication with selectable replication factor

MapReduce

Offers an API for user-defined Map/Reduce methods

with Hadoop integration

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys info

Referential integrity

yes

Transaction concepts info

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

ACID

MVCC

ACID

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

by using LevelDB

In-memory capabilities info

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

yes

Transient mode

User concepts info

Access control

fine grained access rights according to SQL-standard

Cryptographically strong user authentication and audit trail

More information provided by the system vendor

Specific characteristics

High-performance , high-speed, fully integrated timeseries database Seamlessly combines...
» more

Competitive advantages

High performance in a cost-effective small package Real-time results for even large...
» more

Typical application scenarios

Tick database Predictive maintenance Pre-deal checks Large scale monitoring
» more

Key customers

Large EU investment banks US based hedge funds Orolia Tellmeplus
» more

Market metrics

Has been running in very demanding production environments since 2013 Rapid adoption...
» more

Licensing and pricing models

Community edition limited to 2 nodes and 16 GiB of storage per node available for...
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

3rd parties

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2ndQuadrant: PostgreSQL Solutions for the Enterprise.
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Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
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CYBERTEC: your professional partner for PostgreSQL services and Data Science based on PostgreSQL since 2000. With offices in Austria, Uruguay, Estonia and Switzerland, CYBERTEC operates worldwide!
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DBHawk: a web-based PostgreSQL/Greenplum database tool. Boost database development and BI productivity with an online Universal database tool.
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Dremio is like magic for PostgreSQL accelerating your analytical queries up to 1,000x.
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We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources

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