DBMS > Greenplum vs. IRONdb
System Properties Comparison Greenplum vs. IRONdb
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|Editorial information provided by DB-Engines
|Greenplum Xexclude from comparison
|IRONdb Xexclude from comparison
|IRONdb seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
|Analytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database A logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.
|A distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicity
|Primary database model
|Time Series DBMS
|Secondary database models
|Pivotal Software Inc.
|7.0.0, September 2023
|V0.10.20, January 2018
|License Commercial or Open Source
|Open Source Apache 2.0
|Cloud-based only Only available as a cloud service
|DBaaS offerings (sponsored links) Database as a Service
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|C and C++
|Server operating systems
|Typing predefined data types such as float or date
|yes text, numeric, histograms
|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.
|yes since Version 4.2
|SQL Support of SQL
|SQL-like query language (Circonus Analytics Query Language: CAQL)
|APIs and other access methods
|Supported programming languages
|Server-side scripts Stored procedures
|yes, in Lua
|Partitioning methods Methods for storing different data on different nodes
|Automatic, metric affinity per node
|Replication methods Methods for redundantly storing data on multiple nodes
|configurable replication factor, datacenter aware
|MapReduce Offers an API for user-defined Map/Reduce methods
|Consistency concepts Methods to ensure consistency in a distributed system
|Immediate consistency per node, eventual consistency across nodes
|Foreign keys Referential integrity
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data
|Concurrency Support for concurrent manipulation of data
|Durability Support for making data persistent
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.
|User concepts Access control
|fine grained access rights according to SQL-standard
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|Recent citations in the news
1. Introducing the Greenplum Database - Data Warehousing with Greenplum [Book]
VMware Greenplum on AWS: Parallel Postgres for Enterprise Analytics at Scale | Amazon Web Services
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EMC cranks Greenplum database to 4.2 • The Register
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