G2 Vendor Directory

Apache Calcite vs. Knack

A side-by-side comparison based on G2 review data.

MetricApache Calcite

by The Apache Software Foundation

Knack

by Knack

Overall rating4.44.3
Review count13116
Ease of use9.18.9
Ease of setup9.48.7
Quality of support8.38.4
Meets requirements9.38.6
NPS61.53846259.821429
Small Business15.4%58.4%
Mid-Market38.5%31.0%
Enterprise46.2%10.6%
Total page views28432
Total LLM citations136,165

Apache Calcite

Apache Calcite is an open source framework for building databases and data management systems. It includes a SQL parser, an API for building expressions in relational algebra, and a query planning engine.

Pros

    Knack

    Knack is an AI-powered no-code platform for building custom, database-driven applications, internal tools, and portals. Businesses use Knack to create systems that manage data, automate workflows, and support day-to-day operations, all in one place. The platform combines a built-in relational database, AI app builder, customizable forms, and workflow automation. Users can define their data model, create user roles, and control access with granular permissions. Applications can be deployed as internal tools or external portals, and embedded into existing websites.

    Pros

    • Ease of Use
    • Intuitive
    • Ease of Learning
    • Simplicity
    • Easy Setup
    • Customer Support