DBMS > Apache Ignite vs. Coveo vs. GreptimeDB

System Properties Comparison Apache Ignite vs. Coveo vs. GreptimeDB

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Editorial information provided by DB-Engines

Name

Description

Apache Ignite is a memory-centric distributed database, caching, and processing platform for transactional, analytical, and streaming workloads, delivering in-memory speeds at petabyte scale.

AI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code development

An open source Time Series DBMS built for increased scalability, high performance and efficiency

Primary database model

Key-value store
Relational DBMS

Search engine

Time Series DBMS

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

Score	2.94
Rank	#85	Overall
	#11	Key-value stores
	#47	Relational DBMS

Score	2.37
Rank	#107	Overall
	#11	Search engines

Score	0.10
Rank	#336	Overall
	#30	Time Series DBMS

Website

ignite.apache.org

www.coveo.com

greptime.com

Technical documentation

apacheignite.readme.io/docs

docs.coveo.com

docs.greptime.com

Developer

Apache Software Foundation

Coveo

Greptime Inc.

Initial release

2015

2012

2022

Current release

2.16.0, December 2023

License

Commercial or Open Source

Open Source

Apache 2.0

commercial

Open Source

Apache Version 2.0

Cloud-based only

Only available as a cloud service

yes

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

C++, Java, .Net

Rust

Server operating systems

Linux
OS X
Solaris
Windows

hosted

Android
Docker
FreeBSD
Linux
macOS
Windows

Data scheme

yes

hybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configuration

schema-free, schema definition possible

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.

yes

Secondary indexes

yes

SQL

Support of SQL

ANSI-99 for query and DML statements, subset of DDL

yes

APIs and other access methods

HDFS API
Hibernate
JCache
JDBC
ODBC
Proprietary protocol
RESTful HTTP API
Spring Data

RESTful HTTP API

gRPC
HTTP API
JDBC

Supported programming languages

C#
C++
Java
PHP
Python
Ruby
Scala

C#
Java
JavaScript
Python

C++
Erlang
Go
Java
JavaScript

Server-side scripts

Stored procedures

yes (compute grid and cache interceptors can be used instead)

Python

Triggers

yes (cache interceptors and events)

yes

Partitioning methods

Methods for storing different data on different nodes

Sharding

yes

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

yes (replicated cache)

yes

MapReduce

Offers an API for user-defined Map/Reduce methods

yes (compute grid and hadoop accelerator)

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

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

ACID

yes

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

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

Security Hooks for custom implementations

granular access controls, API key management, content filters

Simple rights management via user accounts

More information provided by the system vendor

Specific characteristics

GreptimeDB is a SQL & Python-enabled timeseries database system built from scratch...
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Competitive advantages

- Inherits advantages of Rust, such as excellent performance, memory safe, resource...
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Typical application scenarios

For IoT industries, GreptimeDB can seamless integrate with message queues and other...
» more

Key customers

Greptime's clients span multiple sectors including IoT, connected vehicles, and energy...
» more

Market metrics

GreptimeDB has garnered global recognition by topping GitHub trends following its...
» more

Licensing and pricing models

GreptimeDB: open source, distributed, cloud-native TSDB; supports Hybrid Time-series...
» more

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More resources

Recent citations in the news

GridGain Announces Call for Speakers for Virtual Apache Ignite Summit 2025
10 December 2024, PR Newswire

What is Apache Ignite? How is Apache Ignite Used?
18 July 2022, The Stack

Real-time in-memory OLTP and Analytics with Apache Ignite on AWS | Amazon Web Services
14 May 2016, AWS Blog

Getting Started With Apache Ignite
19 December 2015, DZone

Apache Ignite: An Overview
6 September 2023, Open Source For You

provided by Google News

Leading Australian and New Zealand Retailer Freedom Furniture Chooses Coveo After Competitive RFP to Transform Product Discovery and Enhance Customer Buying Experience with AI
8 January 2025, PR Newswire

AZN retailer chooses Coveo for SAP-flavored, AI-enhanced customer experience
10 January 2025, ERP Today

Frontend Developer Intern, Summer 2025
10 January 2025, Built In

Coveo Solutions (TSE:CVO) Stock Price Down 2.8% - Time to Sell?
11 January 2025, MarketBeat

Coveo Reports Second Quarter Fiscal 2025 Financial Results
4 November 2024, PR Newswire

provided by Google News

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