DBMS > Coveo vs. Kingbase vs. LeanXcale

System Properties Comparison Coveo vs. Kingbase vs. LeanXcale

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Editorial information provided by DB-Engines

Name

Description

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

An enterprise-class RDBMS compatible with PostgreSQL and Oracle and widely used in China.

A highly scalable full ACID SQL database with fast NoSQL data ingestion and GIS capabilities

Primary database model

Search engine

Relational DBMS

Key-value store
Relational DBMS

Secondary database models

Document store
Spatial DBMS

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

Score	2.30
Rank	#104	Overall
	#11	Search engines

Score	0.41
Rank	#259	Overall
	#120	Relational DBMS

Score	0.25
Rank	#296	Overall
	#43	Key-value stores
	#133	Relational DBMS

Website

www.coveo.com

www.kingbase.com.cn

www.leanxcale.com

Technical documentation

docs.coveo.com

Developer

Coveo

BeiJing KINGBASE Information technologies inc.

LeanXcale

Initial release

2012

1999

2015

Current release

V8.0, August 2021

License

Commercial or Open Source

commercial

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 and Java

Server operating systems

hosted

Linux
Windows

Data scheme

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

yes

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

Standard with numerous extensions

yes

through Apache Derby

APIs and other access methods

RESTful HTTP API

ADO.NET
gokb
JDBC
kdbndp
ODBC
PDI
PDO
Pro*C
psycopg2
QT

JDBC
Kafka Connector
ODBC
proprietary key/value interface
Spark Connector

Supported programming languages

C#
Java
JavaScript
Python

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

C
Java
Scala

Server-side scripts

Stored procedures

user defined functions

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

yes

horizontal partitioning (by range, list and hash) and vertical partitioning

Replication methods

Methods for redundantly storing data on multiple nodes

yes

MapReduce

Offers an API for user-defined Map/Reduce methods

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

yes

ACID

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

granular access controls, API key management, content filters

fine grained access rights according to SQL-standard

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More resources

Recent citations in the news

ABB Robotics Selects Coveo for Commerce to Power AI Product Discovery in its Customer Portal
24 April 2025, PR Newswire

Coveo EX Relevance Report Reveals 42% of Information Fails Employees: Too Much Data, Not Enough Relevance
29 April 2025, Morningstar

Private equity firms are Coveo Solutions Inc.'s (TSE:CVO) biggest owners and were hit after market cap dropped CA$125m
11 March 2025, Yahoo Finance

Leading Global Enterprises Continue to Find Success with Coveo AI-Relevance and Generative Search
1 May 2025, WV News

Coveo Now a Shopify Premier Technology Partner - Fuel Revenue Growth with Enterprise AI-Search, Product Discovery and Generative Experiences
25 March 2025, PR Newswire

provided by Google News

Made in China 2025 is back, with a new name and a focus on database companies
19 December 2022, The China Project

provided by Google News

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